diff options
| author | Justin T. Gibbs <[email protected]> | 2015-04-02 02:14:34 +1100 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2015-04-28 16:25:20 -0700 |
| commit | d683ddbb7272a179da3918cc4f922d92a2195ba2 (patch) | |
| tree | 82e1d7a9e0a269de978e2d3d07fa785db63961f7 | |
| parent | 945dd93525d6e33f822beb44e3a3076c8bc89f86 (diff) | |
Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS
5314 Remove "dbuf phys" db->db_data pointer aliases in ZFS
Author: Justin T. Gibbs <[email protected]>
Reviewed by: Andriy Gapon <[email protected]>
Reviewed by: Matthew Ahrens <[email protected]>
Reviewed by: Will Andrews <[email protected]>
Approved by: Dan McDonald <[email protected]>
References:
https://www.illumos.org/issues/5314
https://github.com/illumos/illumos-gate/commit/c137962
Ported-by: Chris Dunlop <[email protected]>
Signed-off-by: Brian Behlendorf <[email protected]>
32 files changed, 914 insertions, 808 deletions
diff --git a/cmd/zdb/zdb.c b/cmd/zdb/zdb.c index 1d76f2a7d..29d26abc5 100644 --- a/cmd/zdb/zdb.c +++ b/cmd/zdb/zdb.c @@ -1928,8 +1928,8 @@ dump_dir(objset_t *os) if (dds.dds_type == DMU_OST_META) { dds.dds_creation_txg = TXG_INITIAL; usedobjs = BP_GET_FILL(os->os_rootbp); - refdbytes = os->os_spa->spa_dsl_pool-> - dp_mos_dir->dd_phys->dd_used_bytes; + refdbytes = dsl_dir_phys(os->os_spa->spa_dsl_pool->dp_mos_dir)-> + dd_used_bytes; } else { dmu_objset_space(os, &refdbytes, &scratch, &usedobjs, &scratch); } diff --git a/include/sys/dbuf.h b/include/sys/dbuf.h index d253add59..d4e39b73f 100644 --- a/include/sys/dbuf.h +++ b/include/sys/dbuf.h @@ -228,7 +228,6 @@ typedef struct dmu_buf_impl { /* stuff we store for the user (see dmu_buf_set_user) */ void *db_user_ptr; - void **db_user_data_ptr_ptr; dmu_buf_evict_func_t *db_evict_func; uint8_t db_immediate_evict; diff --git a/include/sys/dmu.h b/include/sys/dmu.h index c9c687b5a..127cdcdb7 100644 --- a/include/sys/dmu.h +++ b/include/sys/dmu.h @@ -481,12 +481,6 @@ void dmu_buf_rele_array(dmu_buf_t **, int numbufs, void *tag); * * user_ptr is for use by the user and can be obtained via dmu_buf_get_user(). * - * user_data_ptr_ptr should be NULL, or a pointer to a pointer which - * will be set to db->db_data when you are allowed to access it. Note - * that db->db_data (the pointer) can change when you do dmu_buf_read(), - * dmu_buf_tryupgrade(), dmu_buf_will_dirty(), or dmu_buf_will_fill(). - * *user_data_ptr_ptr will be set to the new value when it changes. - * * If non-NULL, pageout func will be called when this buffer is being * excised from the cache, so that you can clean up the data structure * pointed to by user_ptr. @@ -494,17 +488,16 @@ void dmu_buf_rele_array(dmu_buf_t **, int numbufs, void *tag); * dmu_evict_user() will call the pageout func for all buffers in a * objset with a given pageout func. */ -void *dmu_buf_set_user(dmu_buf_t *db, void *user_ptr, void *user_data_ptr_ptr, +void *dmu_buf_set_user(dmu_buf_t *db, void *user_ptr, dmu_buf_evict_func_t *pageout_func); /* * set_user_ie is the same as set_user, but request immediate eviction * when hold count goes to zero. */ void *dmu_buf_set_user_ie(dmu_buf_t *db, void *user_ptr, - void *user_data_ptr_ptr, dmu_buf_evict_func_t *pageout_func); -void *dmu_buf_update_user(dmu_buf_t *db_fake, void *old_user_ptr, - void *user_ptr, void *user_data_ptr_ptr, dmu_buf_evict_func_t *pageout_func); +void *dmu_buf_update_user(dmu_buf_t *db_fake, void *old_user_ptr, + void *user_ptr, dmu_buf_evict_func_t *pageout_func); void dmu_evict_user(objset_t *os, dmu_buf_evict_func_t *func); /* diff --git a/include/sys/dsl_dataset.h b/include/sys/dsl_dataset.h index 2d8987006..c6280f2b8 100644 --- a/include/sys/dsl_dataset.h +++ b/include/sys/dsl_dataset.h @@ -48,7 +48,7 @@ struct dsl_pool; #define DS_FLAG_INCONSISTENT (1ULL<<0) #define DS_IS_INCONSISTENT(ds) \ - ((ds)->ds_phys->ds_flags & DS_FLAG_INCONSISTENT) + (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_INCONSISTENT) /* * Do not allow this dataset to be promoted. @@ -68,7 +68,7 @@ struct dsl_pool; */ #define DS_FLAG_DEFER_DESTROY (1ULL<<3) #define DS_IS_DEFER_DESTROY(ds) \ - ((ds)->ds_phys->ds_flags & DS_FLAG_DEFER_DESTROY) + (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_DEFER_DESTROY) /* * DS_FIELD_* are strings that are used in the "extensified" dataset zap object. @@ -127,7 +127,6 @@ typedef struct dsl_dataset_phys { typedef struct dsl_dataset { /* Immutable: */ struct dsl_dir *ds_dir; - dsl_dataset_phys_t *ds_phys; dmu_buf_t *ds_dbuf; uint64_t ds_object; uint64_t ds_fsid_guid; @@ -177,17 +176,26 @@ typedef struct dsl_dataset { char ds_snapname[MAXNAMELEN]; } dsl_dataset_t; +static inline dsl_dataset_phys_t * +dsl_dataset_phys(dsl_dataset_t *ds) +{ + return (ds->ds_dbuf->db_data); +} + /* * The max length of a temporary tag prefix is the number of hex digits * required to express UINT64_MAX plus one for the hyphen. */ #define MAX_TAG_PREFIX_LEN 17 -#define dsl_dataset_is_snapshot(ds) \ - ((ds)->ds_phys->ds_num_children != 0) +static inline boolean_t +dsl_dataset_is_snapshot(dsl_dataset_t *ds) +{ + return (dsl_dataset_phys(ds)->ds_num_children != 0); +} #define DS_UNIQUE_IS_ACCURATE(ds) \ - (((ds)->ds_phys->ds_flags & DS_FLAG_UNIQUE_ACCURATE) != 0) + ((dsl_dataset_phys(ds)->ds_flags & DS_FLAG_UNIQUE_ACCURATE) != 0) int dsl_dataset_hold(struct dsl_pool *dp, const char *name, void *tag, dsl_dataset_t **dsp); diff --git a/include/sys/dsl_dir.h b/include/sys/dsl_dir.h index a9c4f6751..46223f84c 100644 --- a/include/sys/dsl_dir.h +++ b/include/sys/dsl_dir.h @@ -86,10 +86,11 @@ typedef struct dsl_dir_phys { struct dsl_dir { /* These are immutable; no lock needed: */ uint64_t dd_object; - dsl_dir_phys_t *dd_phys; - dmu_buf_t *dd_dbuf; dsl_pool_t *dd_pool; + /* Stable until user eviction; no lock needed: */ + dmu_buf_t *dd_dbuf; + /* protected by lock on pool's dp_dirty_dirs list */ txg_node_t dd_dirty_link; @@ -111,6 +112,12 @@ struct dsl_dir { char dd_myname[MAXNAMELEN]; }; +static inline dsl_dir_phys_t * +dsl_dir_phys(dsl_dir_t *dd) +{ + return (dd->dd_dbuf->db_data); +} + void dsl_dir_rele(dsl_dir_t *dd, void *tag); int dsl_dir_hold(dsl_pool_t *dp, const char *name, void *tag, dsl_dir_t **, const char **tail); diff --git a/include/sys/zap_impl.h b/include/sys/zap_impl.h index 1dc322e02..4b51a2ae2 100644 --- a/include/sys/zap_impl.h +++ b/include/sys/zap_impl.h @@ -70,7 +70,7 @@ typedef struct mzap_ent { } mzap_ent_t; #define MZE_PHYS(zap, mze) \ - (&(zap)->zap_m.zap_phys->mz_chunk[(mze)->mze_chunkid]) + (&zap_m_phys(zap)->mz_chunk[(mze)->mze_chunkid]) /* * The (fat) zap is stored in one object. It is an array of @@ -104,7 +104,7 @@ struct zap_leaf; * word number (1<<ZAP_EMBEDDED_PTRTBL_SHIFT(zap)). */ #define ZAP_EMBEDDED_PTRTBL_ENT(zap, idx) \ - ((uint64_t *)(zap)->zap_f.zap_phys) \ + ((uint64_t *)zap_f_phys(zap)) \ [(idx) + (1<<ZAP_EMBEDDED_PTRTBL_SHIFT(zap))] /* @@ -149,8 +149,6 @@ typedef struct zap { uint64_t zap_salt; union { struct { - zap_phys_t *zap_phys; - /* * zap_num_entries_mtx protects * zap_num_entries @@ -159,7 +157,6 @@ typedef struct zap { int zap_block_shift; } zap_fat; struct { - mzap_phys_t *zap_phys; int16_t zap_num_entries; int16_t zap_num_chunks; int16_t zap_alloc_next; @@ -168,6 +165,18 @@ typedef struct zap { } zap_u; } zap_t; +static inline zap_phys_t * +zap_f_phys(zap_t *zap) +{ + return (zap->zap_dbuf->db_data); +} + +static inline mzap_phys_t * +zap_m_phys(zap_t *zap) +{ + return (zap->zap_dbuf->db_data); +} + typedef struct zap_name { zap_t *zn_zap; int zn_key_intlen; diff --git a/include/sys/zap_leaf.h b/include/sys/zap_leaf.h index f6947a72d..d3749f368 100644 --- a/include/sys/zap_leaf.h +++ b/include/sys/zap_leaf.h @@ -83,7 +83,7 @@ struct zap_stats; */ #define ZAP_LEAF_CHUNK(l, idx) \ ((zap_leaf_chunk_t *) \ - ((l)->l_phys->l_hash + ZAP_LEAF_HASH_NUMENTRIES(l)))[idx] + (zap_leaf_phys(l)->l_hash + ZAP_LEAF_HASH_NUMENTRIES(l)))[idx] #define ZAP_LEAF_ENTRY(l, idx) (&ZAP_LEAF_CHUNK(l, idx).l_entry) typedef enum zap_chunk_type { @@ -156,9 +156,13 @@ typedef struct zap_leaf { uint64_t l_blkid; /* 1<<ZAP_BLOCK_SHIFT byte block off */ int l_bs; /* block size shift */ dmu_buf_t *l_dbuf; - zap_leaf_phys_t *l_phys; } zap_leaf_t; +static inline zap_leaf_phys_t * +zap_leaf_phys(zap_leaf_t *l) +{ + return (l->l_dbuf->db_data); +} typedef struct zap_entry_handle { /* Set by zap_leaf and public to ZAP */ diff --git a/module/zfs/dbuf.c b/module/zfs/dbuf.c index e6e24e0e9..9d664d7c2 100644 --- a/module/zfs/dbuf.c +++ b/module/zfs/dbuf.c @@ -255,11 +255,8 @@ dbuf_evict_user(dmu_buf_impl_t *db) if (db->db_level != 0 || db->db_evict_func == NULL) return; - if (db->db_user_data_ptr_ptr) - *db->db_user_data_ptr_ptr = db->db.db_data; db->db_evict_func(&db->db, db->db_user_ptr); db->db_user_ptr = NULL; - db->db_user_data_ptr_ptr = NULL; db->db_evict_func = NULL; } @@ -474,16 +471,6 @@ dbuf_verify(dmu_buf_impl_t *db) #endif static void -dbuf_update_data(dmu_buf_impl_t *db) -{ - ASSERT(MUTEX_HELD(&db->db_mtx)); - if (db->db_level == 0 && db->db_user_data_ptr_ptr) { - ASSERT(!refcount_is_zero(&db->db_holds)); - *db->db_user_data_ptr_ptr = db->db.db_data; - } -} - -static void dbuf_set_data(dmu_buf_impl_t *db, arc_buf_t *buf) { ASSERT(MUTEX_HELD(&db->db_mtx)); @@ -493,7 +480,6 @@ dbuf_set_data(dmu_buf_impl_t *db, arc_buf_t *buf) db->db.db_data = buf->b_data; if (!arc_released(buf)) arc_set_callback(buf, dbuf_do_evict, db); - dbuf_update_data(db); } else { dbuf_evict_user(db); db->db.db_data = NULL; @@ -600,7 +586,6 @@ dbuf_read_impl(dmu_buf_impl_t *db, zio_t *zio, uint32_t *flags) if (bonuslen) bcopy(DN_BONUS(dn->dn_phys), db->db.db_data, bonuslen); DB_DNODE_EXIT(db); - dbuf_update_data(db); db->db_state = DB_CACHED; mutex_exit(&db->db_mtx); return (0); @@ -1801,7 +1786,6 @@ dbuf_create(dnode_t *dn, uint8_t level, uint64_t blkid, db->db_blkptr = blkptr; db->db_user_ptr = NULL; - db->db_user_data_ptr_ptr = NULL; db->db_evict_func = NULL; db->db_immediate_evict = 0; db->db_freed_in_flight = 0; @@ -2052,7 +2036,6 @@ top: } (void) refcount_add(&dh->dh_db->db_holds, dh->dh_tag); - dbuf_update_data(dh->dh_db); DBUF_VERIFY(dh->dh_db); mutex_exit(&dh->dh_db->db_mtx); @@ -2342,27 +2325,25 @@ dbuf_refcount(dmu_buf_impl_t *db) } void * -dmu_buf_set_user(dmu_buf_t *db_fake, void *user_ptr, void *user_data_ptr_ptr, +dmu_buf_set_user(dmu_buf_t *db_fake, void *user_ptr, dmu_buf_evict_func_t *evict_func) { - return (dmu_buf_update_user(db_fake, NULL, user_ptr, - user_data_ptr_ptr, evict_func)); + return (dmu_buf_update_user(db_fake, NULL, user_ptr, evict_func)); } void * -dmu_buf_set_user_ie(dmu_buf_t *db_fake, void *user_ptr, void *user_data_ptr_ptr, +dmu_buf_set_user_ie(dmu_buf_t *db_fake, void *user_ptr, dmu_buf_evict_func_t *evict_func) { dmu_buf_impl_t *db = (dmu_buf_impl_t *)db_fake; db->db_immediate_evict = TRUE; - return (dmu_buf_update_user(db_fake, NULL, user_ptr, - user_data_ptr_ptr, evict_func)); + return (dmu_buf_update_user(db_fake, NULL, user_ptr, evict_func)); } void * dmu_buf_update_user(dmu_buf_t *db_fake, void *old_user_ptr, void *user_ptr, - void *user_data_ptr_ptr, dmu_buf_evict_func_t *evict_func) + dmu_buf_evict_func_t *evict_func) { dmu_buf_impl_t *db = (dmu_buf_impl_t *)db_fake; ASSERT(db->db_level == 0); @@ -2373,10 +2354,7 @@ dmu_buf_update_user(dmu_buf_t *db_fake, void *old_user_ptr, void *user_ptr, if (db->db_user_ptr == old_user_ptr) { db->db_user_ptr = user_ptr; - db->db_user_data_ptr_ptr = user_data_ptr_ptr; db->db_evict_func = evict_func; - - dbuf_update_data(db); } else { old_user_ptr = db->db_user_ptr; } diff --git a/module/zfs/dmu_diff.c b/module/zfs/dmu_diff.c index 30fabbb07..32e451a77 100644 --- a/module/zfs/dmu_diff.c +++ b/module/zfs/dmu_diff.c @@ -194,7 +194,7 @@ dmu_diff(const char *tosnap_name, const char *fromsnap_name, return (SET_ERROR(EXDEV)); } - fromtxg = fromsnap->ds_phys->ds_creation_txg; + fromtxg = dsl_dataset_phys(fromsnap)->ds_creation_txg; dsl_dataset_rele(fromsnap, FTAG); dsl_dataset_long_hold(tosnap, FTAG); diff --git a/module/zfs/dmu_objset.c b/module/zfs/dmu_objset.c index c112e93e0..a02591b98 100644 --- a/module/zfs/dmu_objset.c +++ b/module/zfs/dmu_objset.c @@ -1465,12 +1465,12 @@ dmu_snapshot_realname(objset_t *os, char *name, char *real, int maxlen, dsl_dataset_t *ds = os->os_dsl_dataset; uint64_t ignored; - if (ds->ds_phys->ds_snapnames_zapobj == 0) + if (dsl_dataset_phys(ds)->ds_snapnames_zapobj == 0) return (SET_ERROR(ENOENT)); return (zap_lookup_norm(ds->ds_dir->dd_pool->dp_meta_objset, - ds->ds_phys->ds_snapnames_zapobj, name, 8, 1, &ignored, MT_FIRST, - real, maxlen, conflict)); + dsl_dataset_phys(ds)->ds_snapnames_zapobj, name, 8, 1, &ignored, + MT_FIRST, real, maxlen, conflict)); } int @@ -1483,12 +1483,12 @@ dmu_snapshot_list_next(objset_t *os, int namelen, char *name, ASSERT(dsl_pool_config_held(dmu_objset_pool(os))); - if (ds->ds_phys->ds_snapnames_zapobj == 0) + if (dsl_dataset_phys(ds)->ds_snapnames_zapobj == 0) return (SET_ERROR(ENOENT)); zap_cursor_init_serialized(&cursor, ds->ds_dir->dd_pool->dp_meta_objset, - ds->ds_phys->ds_snapnames_zapobj, *offp); + dsl_dataset_phys(ds)->ds_snapnames_zapobj, *offp); if (zap_cursor_retrieve(&cursor, &attr) != 0) { zap_cursor_fini(&cursor); @@ -1528,12 +1528,12 @@ dmu_dir_list_next(objset_t *os, int namelen, char *name, /* there is no next dir on a snapshot! */ if (os->os_dsl_dataset->ds_object != - dd->dd_phys->dd_head_dataset_obj) + dsl_dir_phys(dd)->dd_head_dataset_obj) return (SET_ERROR(ENOENT)); zap_cursor_init_serialized(&cursor, dd->dd_pool->dp_meta_objset, - dd->dd_phys->dd_child_dir_zapobj, *offp); + dsl_dir_phys(dd)->dd_child_dir_zapobj, *offp); if (zap_cursor_retrieve(&cursor, &attr) != 0) { zap_cursor_fini(&cursor); @@ -1581,7 +1581,7 @@ dmu_objset_find_dp(dsl_pool_t *dp, uint64_t ddobj, return (0); } - thisobj = dd->dd_phys->dd_head_dataset_obj; + thisobj = dsl_dir_phys(dd)->dd_head_dataset_obj; attr = kmem_alloc(sizeof (zap_attribute_t), KM_SLEEP); /* @@ -1589,7 +1589,7 @@ dmu_objset_find_dp(dsl_pool_t *dp, uint64_t ddobj, */ if (flags & DS_FIND_CHILDREN) { for (zap_cursor_init(&zc, dp->dp_meta_objset, - dd->dd_phys->dd_child_dir_zapobj); + dsl_dir_phys(dd)->dd_child_dir_zapobj); zap_cursor_retrieve(&zc, attr) == 0; (void) zap_cursor_advance(&zc)) { ASSERT3U(attr->za_integer_length, ==, @@ -1618,7 +1618,9 @@ dmu_objset_find_dp(dsl_pool_t *dp, uint64_t ddobj, err = dsl_dataset_hold_obj(dp, thisobj, FTAG, &ds); if (err == 0) { - uint64_t snapobj = ds->ds_phys->ds_snapnames_zapobj; + uint64_t snapobj; + + snapobj = dsl_dataset_phys(ds)->ds_snapnames_zapobj; dsl_dataset_rele(ds, FTAG); for (zap_cursor_init(&zc, dp->dp_meta_objset, snapobj); @@ -1693,7 +1695,7 @@ dmu_objset_find_impl(spa_t *spa, const char *name, return (0); } - thisobj = dd->dd_phys->dd_head_dataset_obj; + thisobj = dsl_dir_phys(dd)->dd_head_dataset_obj; attr = kmem_alloc(sizeof (zap_attribute_t), KM_SLEEP); /* @@ -1701,7 +1703,7 @@ dmu_objset_find_impl(spa_t *spa, const char *name, */ if (flags & DS_FIND_CHILDREN) { for (zap_cursor_init(&zc, dp->dp_meta_objset, - dd->dd_phys->dd_child_dir_zapobj); + dsl_dir_phys(dd)->dd_child_dir_zapobj); zap_cursor_retrieve(&zc, attr) == 0; (void) zap_cursor_advance(&zc)) { ASSERT3U(attr->za_integer_length, ==, @@ -1734,7 +1736,9 @@ dmu_objset_find_impl(spa_t *spa, const char *name, err = dsl_dataset_hold_obj(dp, thisobj, FTAG, &ds); if (err == 0) { - uint64_t snapobj = ds->ds_phys->ds_snapnames_zapobj; + uint64_t snapobj; + + snapobj = dsl_dataset_phys(ds)->ds_snapnames_zapobj; dsl_dataset_rele(ds, FTAG); for (zap_cursor_init(&zc, dp->dp_meta_objset, snapobj); diff --git a/module/zfs/dmu_send.c b/module/zfs/dmu_send.c index 1ce17a2fa..36d811138 100644 --- a/module/zfs/dmu_send.c +++ b/module/zfs/dmu_send.c @@ -602,12 +602,12 @@ dmu_send_impl(void *tag, dsl_pool_t *dp, dsl_dataset_t *ds, featureflags); drr->drr_u.drr_begin.drr_creation_time = - ds->ds_phys->ds_creation_time; + dsl_dataset_phys(ds)->ds_creation_time; drr->drr_u.drr_begin.drr_type = dmu_objset_type(os); if (is_clone) drr->drr_u.drr_begin.drr_flags |= DRR_FLAG_CLONE; - drr->drr_u.drr_begin.drr_toguid = ds->ds_phys->ds_guid; - if (ds->ds_phys->ds_flags & DS_FLAG_CI_DATASET) + drr->drr_u.drr_begin.drr_toguid = dsl_dataset_phys(ds)->ds_guid; + if (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_CI_DATASET) drr->drr_u.drr_begin.drr_flags |= DRR_FLAG_CI_DATA; if (fromzb != NULL) { @@ -628,7 +628,7 @@ dmu_send_impl(void *tag, dsl_pool_t *dp, dsl_dataset_t *ds, dsp->dsa_proc = curproc; dsp->dsa_os = os; dsp->dsa_off = off; - dsp->dsa_toguid = ds->ds_phys->ds_guid; + dsp->dsa_toguid = dsl_dataset_phys(ds)->ds_guid; ZIO_SET_CHECKSUM(&dsp->dsa_zc, 0, 0, 0, 0); dsp->dsa_pending_op = PENDING_NONE; dsp->dsa_incremental = (fromzb != NULL); @@ -713,9 +713,10 @@ dmu_send_obj(const char *pool, uint64_t tosnap, uint64_t fromsnap, } if (!dsl_dataset_is_before(ds, fromds, 0)) err = SET_ERROR(EXDEV); - zb.zbm_creation_time = fromds->ds_phys->ds_creation_time; - zb.zbm_creation_txg = fromds->ds_phys->ds_creation_txg; - zb.zbm_guid = fromds->ds_phys->ds_guid; + zb.zbm_creation_time = + dsl_dataset_phys(fromds)->ds_creation_time; + zb.zbm_creation_txg = dsl_dataset_phys(fromds)->ds_creation_txg; + zb.zbm_guid = dsl_dataset_phys(fromds)->ds_guid; is_clone = (fromds->ds_dir != ds->ds_dir); dsl_dataset_rele(fromds, FTAG); err = dmu_send_impl(FTAG, dp, ds, &zb, is_clone, embedok, @@ -781,10 +782,10 @@ dmu_send(const char *tosnap, const char *fromsnap, boolean_t embedok, if (!dsl_dataset_is_before(ds, fromds, 0)) err = SET_ERROR(EXDEV); zb.zbm_creation_time = - fromds->ds_phys->ds_creation_time; + dsl_dataset_phys(fromds)->ds_creation_time; zb.zbm_creation_txg = - fromds->ds_phys->ds_creation_txg; - zb.zbm_guid = fromds->ds_phys->ds_guid; + dsl_dataset_phys(fromds)->ds_creation_txg; + zb.zbm_guid = dsl_dataset_phys(fromds)->ds_guid; is_clone = (ds->ds_dir != fromds->ds_dir); dsl_dataset_rele(fromds, FTAG); } @@ -831,7 +832,7 @@ dmu_send_estimate(dsl_dataset_t *ds, dsl_dataset_t *fromds, uint64_t *sizep) /* Get uncompressed size estimate of changed data. */ if (fromds == NULL) { - size = ds->ds_phys->ds_uncompressed_bytes; + size = dsl_dataset_phys(ds)->ds_uncompressed_bytes; } else { uint64_t used, comp; err = dsl_dataset_space_written(fromds, ds, @@ -885,15 +886,15 @@ recv_begin_check_existing_impl(dmu_recv_begin_arg_t *drba, dsl_dataset_t *ds, /* temporary clone name must not exist */ error = zap_lookup(dp->dp_meta_objset, - ds->ds_dir->dd_phys->dd_child_dir_zapobj, recv_clone_name, + dsl_dir_phys(ds->ds_dir)->dd_child_dir_zapobj, recv_clone_name, 8, 1, &val); if (error != ENOENT) return (error == 0 ? EBUSY : error); /* new snapshot name must not exist */ error = zap_lookup(dp->dp_meta_objset, - ds->ds_phys->ds_snapnames_zapobj, drba->drba_cookie->drc_tosnap, - 8, 1, &val); + dsl_dataset_phys(ds)->ds_snapnames_zapobj, + drba->drba_cookie->drc_tosnap, 8, 1, &val); if (error != ENOENT) return (error == 0 ? EEXIST : error); @@ -913,7 +914,7 @@ recv_begin_check_existing_impl(dmu_recv_begin_arg_t *drba, dsl_dataset_t *ds, if (fromguid != 0) { dsl_dataset_t *snap; - uint64_t obj = ds->ds_phys->ds_prev_snap_obj; + uint64_t obj = dsl_dataset_phys(ds)->ds_prev_snap_obj; /* Find snapshot in this dir that matches fromguid. */ while (obj != 0) { @@ -925,9 +926,9 @@ recv_begin_check_existing_impl(dmu_recv_begin_arg_t *drba, dsl_dataset_t *ds, dsl_dataset_rele(snap, FTAG); return (SET_ERROR(ENODEV)); } - if (snap->ds_phys->ds_guid == fromguid) + if (dsl_dataset_phys(snap)->ds_guid == fromguid) break; - obj = snap->ds_phys->ds_prev_snap_obj; + obj = dsl_dataset_phys(snap)->ds_prev_snap_obj; dsl_dataset_rele(snap, FTAG); } if (obj == 0) @@ -950,9 +951,9 @@ recv_begin_check_existing_impl(dmu_recv_begin_arg_t *drba, dsl_dataset_t *ds, dsl_dataset_rele(snap, FTAG); } else { /* if full, most recent snapshot must be $ORIGIN */ - if (ds->ds_phys->ds_prev_snap_txg >= TXG_INITIAL) + if (dsl_dataset_phys(ds)->ds_prev_snap_txg >= TXG_INITIAL) return (SET_ERROR(ENODEV)); - drba->drba_snapobj = ds->ds_phys->ds_prev_snap_obj; + drba->drba_snapobj = dsl_dataset_phys(ds)->ds_prev_snap_obj; } return (0); @@ -1061,7 +1062,7 @@ dmu_recv_begin_check(void *arg, dmu_tx_t *tx) dsl_dataset_rele(ds, FTAG); return (SET_ERROR(EINVAL)); } - if (origin->ds_phys->ds_guid != fromguid) { + if (dsl_dataset_phys(origin)->ds_guid != fromguid) { dsl_dataset_rele(origin, FTAG); dsl_dataset_rele(ds, FTAG); return (SET_ERROR(ENODEV)); @@ -1125,7 +1126,7 @@ dmu_recv_begin_sync(void *arg, dmu_tx_t *tx) VERIFY0(dsl_dataset_own_obj(dp, dsobj, dmu_recv_tag, &newds)); dmu_buf_will_dirty(newds->ds_dbuf, tx); - newds->ds_phys->ds_flags |= DS_FLAG_INCONSISTENT; + dsl_dataset_phys(newds)->ds_flags |= DS_FLAG_INCONSISTENT; /* * If we actually created a non-clone, we need to create the @@ -1764,7 +1765,7 @@ dmu_recv_stream(dmu_recv_cookie_t *drc, vnode_t *vp, offset_t *voffp, */ VERIFY0(dmu_objset_from_ds(drc->drc_ds, &os)); - ASSERT(drc->drc_ds->ds_phys->ds_flags & DS_FLAG_INCONSISTENT); + ASSERT(dsl_dataset_phys(drc->drc_ds)->ds_flags & DS_FLAG_INCONSISTENT); featureflags = DMU_GET_FEATUREFLAGS(drc->drc_drrb->drr_versioninfo); @@ -1927,8 +1928,11 @@ dmu_recv_end_check(void *arg, dmu_tx_t *tx) * the snap before drc_ds, because drc_ds can not * have any snaps of its own). */ - uint64_t obj = origin_head->ds_phys->ds_prev_snap_obj; - while (obj != drc->drc_ds->ds_phys->ds_prev_snap_obj) { + uint64_t obj; + + obj = dsl_dataset_phys(origin_head)->ds_prev_snap_obj; + while (obj != + dsl_dataset_phys(drc->drc_ds)->ds_prev_snap_obj) { dsl_dataset_t *snap; error = dsl_dataset_hold_obj(dp, obj, FTAG, &snap); @@ -1940,7 +1944,7 @@ dmu_recv_end_check(void *arg, dmu_tx_t *tx) error = dsl_destroy_snapshot_check_impl( snap, B_FALSE); } - obj = snap->ds_phys->ds_prev_snap_obj; + obj = dsl_dataset_phys(snap)->ds_prev_snap_obj; dsl_dataset_rele(snap, FTAG); if (error != 0) return (error); @@ -1986,13 +1990,16 @@ dmu_recv_end_sync(void *arg, dmu_tx_t *tx) * Destroy any snapshots of drc_tofs (origin_head) * after the origin (the snap before drc_ds). */ - uint64_t obj = origin_head->ds_phys->ds_prev_snap_obj; - while (obj != drc->drc_ds->ds_phys->ds_prev_snap_obj) { + uint64_t obj; + + obj = dsl_dataset_phys(origin_head)->ds_prev_snap_obj; + while (obj != + dsl_dataset_phys(drc->drc_ds)->ds_prev_snap_obj) { dsl_dataset_t *snap; VERIFY0(dsl_dataset_hold_obj(dp, obj, FTAG, &snap)); ASSERT3P(snap->ds_dir, ==, origin_head->ds_dir); - obj = snap->ds_phys->ds_prev_snap_obj; + obj = dsl_dataset_phys(snap)->ds_prev_snap_obj; dsl_destroy_snapshot_sync_impl(snap, B_FALSE, tx); dsl_dataset_rele(snap, FTAG); @@ -2008,15 +2015,16 @@ dmu_recv_end_sync(void *arg, dmu_tx_t *tx) /* set snapshot's creation time and guid */ dmu_buf_will_dirty(origin_head->ds_prev->ds_dbuf, tx); - origin_head->ds_prev->ds_phys->ds_creation_time = + dsl_dataset_phys(origin_head->ds_prev)->ds_creation_time = drc->drc_drrb->drr_creation_time; - origin_head->ds_prev->ds_phys->ds_guid = + dsl_dataset_phys(origin_head->ds_prev)->ds_guid = drc->drc_drrb->drr_toguid; - origin_head->ds_prev->ds_phys->ds_flags &= + dsl_dataset_phys(origin_head->ds_prev)->ds_flags &= ~DS_FLAG_INCONSISTENT; dmu_buf_will_dirty(origin_head->ds_dbuf, tx); - origin_head->ds_phys->ds_flags &= ~DS_FLAG_INCONSISTENT; + dsl_dataset_phys(origin_head)->ds_flags &= + ~DS_FLAG_INCONSISTENT; dsl_dataset_rele(origin_head, FTAG); dsl_destroy_head_sync_impl(drc->drc_ds, tx); @@ -2030,15 +2038,17 @@ dmu_recv_end_sync(void *arg, dmu_tx_t *tx) /* set snapshot's creation time and guid */ dmu_buf_will_dirty(ds->ds_prev->ds_dbuf, tx); - ds->ds_prev->ds_phys->ds_creation_time = + dsl_dataset_phys(ds->ds_prev)->ds_creation_time = drc->drc_drrb->drr_creation_time; - ds->ds_prev->ds_phys->ds_guid = drc->drc_drrb->drr_toguid; - ds->ds_prev->ds_phys->ds_flags &= ~DS_FLAG_INCONSISTENT; + dsl_dataset_phys(ds->ds_prev)->ds_guid = + drc->drc_drrb->drr_toguid; + dsl_dataset_phys(ds->ds_prev)->ds_flags &= + ~DS_FLAG_INCONSISTENT; dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_flags &= ~DS_FLAG_INCONSISTENT; + dsl_dataset_phys(ds)->ds_flags &= ~DS_FLAG_INCONSISTENT; } - drc->drc_newsnapobj = drc->drc_ds->ds_phys->ds_prev_snap_obj; + drc->drc_newsnapobj = dsl_dataset_phys(drc->drc_ds)->ds_prev_snap_obj; /* * Release the hold from dmu_recv_begin. This must be done before * we return to open context, so that when we free the dataset's dnode, @@ -2064,7 +2074,7 @@ add_ds_to_guidmap(const char *name, avl_tree_t *guid_map, uint64_t snapobj) gmep = kmem_alloc(sizeof (*gmep), KM_SLEEP); err = dsl_dataset_hold_obj(dp, snapobj, gmep, &snapds); if (err == 0) { - gmep->guid = snapds->ds_phys->ds_guid; + gmep->guid = dsl_dataset_phys(snapds)->ds_guid; gmep->gme_ds = snapds; avl_add(guid_map, gmep); dsl_dataset_long_hold(snapds, gmep); diff --git a/module/zfs/dmu_traverse.c b/module/zfs/dmu_traverse.c index 3f98c8feb..0612fe398 100644 --- a/module/zfs/dmu_traverse.c +++ b/module/zfs/dmu_traverse.c @@ -590,7 +590,7 @@ traverse_dataset(dsl_dataset_t *ds, uint64_t txg_start, int flags, blkptr_cb_t func, void *arg) { return (traverse_impl(ds->ds_dir->dd_pool->dp_spa, ds, ds->ds_object, - &ds->ds_phys->ds_bp, txg_start, NULL, flags, func, arg)); + &dsl_dataset_phys(ds)->ds_bp, txg_start, NULL, flags, func, arg)); } int @@ -645,8 +645,8 @@ traverse_pool(spa_t *spa, uint64_t txg_start, int flags, continue; break; } - if (ds->ds_phys->ds_prev_snap_txg > txg) - txg = ds->ds_phys->ds_prev_snap_txg; + if (dsl_dataset_phys(ds)->ds_prev_snap_txg > txg) + txg = dsl_dataset_phys(ds)->ds_prev_snap_txg; err = traverse_dataset(ds, txg, flags, func, arg); dsl_dataset_rele(ds, FTAG); if (err != 0) diff --git a/module/zfs/dmu_tx.c b/module/zfs/dmu_tx.c index 3d6dcc70f..89f45a781 100644 --- a/module/zfs/dmu_tx.c +++ b/module/zfs/dmu_tx.c @@ -699,6 +699,7 @@ dmu_tx_hold_zap(dmu_tx_t *tx, uint64_t object, int add, const char *name) { dmu_tx_hold_t *txh; dnode_t *dn; + dsl_dataset_phys_t *ds_phys; uint64_t nblocks; int epbs, err; @@ -773,8 +774,9 @@ dmu_tx_hold_zap(dmu_tx_t *tx, uint64_t object, int add, const char *name) * we'll have to modify an indirect twig for each. */ epbs = dn->dn_indblkshift - SPA_BLKPTRSHIFT; + ds_phys = dsl_dataset_phys(dn->dn_objset->os_dsl_dataset); for (nblocks = dn->dn_maxblkid >> epbs; nblocks != 0; nblocks >>= epbs) - if (dn->dn_objset->os_dsl_dataset->ds_phys->ds_prev_snap_obj) + if (ds_phys->ds_prev_snap_obj) txh->txh_space_towrite += 3 << dn->dn_indblkshift; else txh->txh_space_tooverwrite += 3 << dn->dn_indblkshift; diff --git a/module/zfs/dnode.c b/module/zfs/dnode.c index 2b022860e..b80f0e55b 100644 --- a/module/zfs/dnode.c +++ b/module/zfs/dnode.c @@ -1116,7 +1116,7 @@ dnode_hold_impl(objset_t *os, uint64_t object, int flag, zrl_init(&dnh[i].dnh_zrlock); dnh[i].dnh_dnode = NULL; } - if ((winner = dmu_buf_set_user(&db->db, children_dnodes, NULL, + if ((winner = dmu_buf_set_user(&db->db, children_dnodes, dnode_buf_pageout))) { for (i = 0; i < epb; i++) { diff --git a/module/zfs/dsl_bookmark.c b/module/zfs/dsl_bookmark.c index 2cae5cd4d..e5feadc51 100644 --- a/module/zfs/dsl_bookmark.c +++ b/module/zfs/dsl_bookmark.c @@ -65,7 +65,7 @@ dsl_dataset_bmark_lookup(dsl_dataset_t *ds, const char *shortname, if (bmark_zapobj == 0) return (SET_ERROR(ESRCH)); - if (ds->ds_phys->ds_flags & DS_FLAG_CI_DATASET) + if (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_CI_DATASET) mt = MT_FIRST; else mt = MT_EXACT; @@ -210,10 +210,11 @@ dsl_bookmark_create_sync(void *arg, dmu_tx_t *tx) &bmark_fs->ds_bookmarks, tx)); } - bmark_phys.zbm_guid = snapds->ds_phys->ds_guid; - bmark_phys.zbm_creation_txg = snapds->ds_phys->ds_creation_txg; + bmark_phys.zbm_guid = dsl_dataset_phys(snapds)->ds_guid; + bmark_phys.zbm_creation_txg = + dsl_dataset_phys(snapds)->ds_creation_txg; bmark_phys.zbm_creation_time = - snapds->ds_phys->ds_creation_time; + dsl_dataset_phys(snapds)->ds_creation_time; VERIFY0(zap_add(mos, bmark_fs->ds_bookmarks, shortname, sizeof (uint64_t), @@ -342,7 +343,7 @@ dsl_dataset_bookmark_remove(dsl_dataset_t *ds, const char *name, dmu_tx_t *tx) uint64_t bmark_zapobj = ds->ds_bookmarks; matchtype_t mt; - if (ds->ds_phys->ds_flags & DS_FLAG_CI_DATASET) + if (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_CI_DATASET) mt = MT_FIRST; else mt = MT_EXACT; diff --git a/module/zfs/dsl_dataset.c b/module/zfs/dsl_dataset.c index 2dd87cd0a..c480344b5 100644 --- a/module/zfs/dsl_dataset.c +++ b/module/zfs/dsl_dataset.c @@ -61,6 +61,9 @@ #define DSL_DEADLIST_BLOCKSIZE SPA_MAXBLOCKSIZE +extern inline dsl_dataset_phys_t *dsl_dataset_phys(dsl_dataset_t *ds); +extern inline boolean_t dsl_dataset_is_snapshot(dsl_dataset_t *ds); + /* * Figure out how much of this delta should be propogated to the dsl_dir * layer. If there's a refreservation, that space has already been @@ -69,13 +72,15 @@ static int64_t parent_delta(dsl_dataset_t *ds, int64_t delta) { + dsl_dataset_phys_t *ds_phys; uint64_t old_bytes, new_bytes; if (ds->ds_reserved == 0) return (delta); - old_bytes = MAX(ds->ds_phys->ds_unique_bytes, ds->ds_reserved); - new_bytes = MAX(ds->ds_phys->ds_unique_bytes + delta, ds->ds_reserved); + ds_phys = dsl_dataset_phys(ds); + old_bytes = MAX(ds_phys->ds_unique_bytes, ds->ds_reserved); + new_bytes = MAX(ds_phys->ds_unique_bytes + delta, ds->ds_reserved); ASSERT3U(ABS((int64_t)(new_bytes - old_bytes)), <=, ABS(delta)); return (new_bytes - old_bytes); @@ -108,10 +113,10 @@ dsl_dataset_block_born(dsl_dataset_t *ds, const blkptr_t *bp, dmu_tx_t *tx) dmu_buf_will_dirty(ds->ds_dbuf, tx); mutex_enter(&ds->ds_lock); delta = parent_delta(ds, used); - ds->ds_phys->ds_referenced_bytes += used; - ds->ds_phys->ds_compressed_bytes += compressed; - ds->ds_phys->ds_uncompressed_bytes += uncompressed; - ds->ds_phys->ds_unique_bytes += used; + dsl_dataset_phys(ds)->ds_referenced_bytes += used; + dsl_dataset_phys(ds)->ds_compressed_bytes += compressed; + dsl_dataset_phys(ds)->ds_uncompressed_bytes += uncompressed; + dsl_dataset_phys(ds)->ds_unique_bytes += used; mutex_exit(&ds->ds_lock); dsl_dir_diduse_space(ds->ds_dir, DD_USED_HEAD, delta, compressed, uncompressed, tx); @@ -144,17 +149,17 @@ dsl_dataset_block_kill(dsl_dataset_t *ds, const blkptr_t *bp, dmu_tx_t *tx, ASSERT(!dsl_dataset_is_snapshot(ds)); dmu_buf_will_dirty(ds->ds_dbuf, tx); - if (bp->blk_birth > ds->ds_phys->ds_prev_snap_txg) { + if (bp->blk_birth > dsl_dataset_phys(ds)->ds_prev_snap_txg) { int64_t delta; dprintf_bp(bp, "freeing ds=%llu", ds->ds_object); dsl_free(tx->tx_pool, tx->tx_txg, bp); mutex_enter(&ds->ds_lock); - ASSERT(ds->ds_phys->ds_unique_bytes >= used || + ASSERT(dsl_dataset_phys(ds)->ds_unique_bytes >= used || !DS_UNIQUE_IS_ACCURATE(ds)); delta = parent_delta(ds, -used); - ds->ds_phys->ds_unique_bytes -= used; + dsl_dataset_phys(ds)->ds_unique_bytes -= used; mutex_exit(&ds->ds_lock); dsl_dir_diduse_space(ds->ds_dir, DD_USED_HEAD, delta, -compressed, -uncompressed, tx); @@ -175,15 +180,15 @@ dsl_dataset_block_kill(dsl_dataset_t *ds, const blkptr_t *bp, dmu_tx_t *tx, dsl_deadlist_insert(&ds->ds_deadlist, bp, tx); } ASSERT3U(ds->ds_prev->ds_object, ==, - ds->ds_phys->ds_prev_snap_obj); - ASSERT(ds->ds_prev->ds_phys->ds_num_children > 0); + dsl_dataset_phys(ds)->ds_prev_snap_obj); + ASSERT(dsl_dataset_phys(ds->ds_prev)->ds_num_children > 0); /* if (bp->blk_birth > prev prev snap txg) prev unique += bs */ - if (ds->ds_prev->ds_phys->ds_next_snap_obj == + if (dsl_dataset_phys(ds->ds_prev)->ds_next_snap_obj == ds->ds_object && bp->blk_birth > - ds->ds_prev->ds_phys->ds_prev_snap_txg) { + dsl_dataset_phys(ds->ds_prev)->ds_prev_snap_txg) { dmu_buf_will_dirty(ds->ds_prev->ds_dbuf, tx); mutex_enter(&ds->ds_prev->ds_lock); - ds->ds_prev->ds_phys->ds_unique_bytes += used; + dsl_dataset_phys(ds->ds_prev)->ds_unique_bytes += used; mutex_exit(&ds->ds_prev->ds_lock); } if (bp->blk_birth > ds->ds_dir->dd_origin_txg) { @@ -192,12 +197,12 @@ dsl_dataset_block_kill(dsl_dataset_t *ds, const blkptr_t *bp, dmu_tx_t *tx, } } mutex_enter(&ds->ds_lock); - ASSERT3U(ds->ds_phys->ds_referenced_bytes, >=, used); - ds->ds_phys->ds_referenced_bytes -= used; - ASSERT3U(ds->ds_phys->ds_compressed_bytes, >=, compressed); - ds->ds_phys->ds_compressed_bytes -= compressed; - ASSERT3U(ds->ds_phys->ds_uncompressed_bytes, >=, uncompressed); - ds->ds_phys->ds_uncompressed_bytes -= uncompressed; + ASSERT3U(dsl_dataset_phys(ds)->ds_referenced_bytes, >=, used); + dsl_dataset_phys(ds)->ds_referenced_bytes -= used; + ASSERT3U(dsl_dataset_phys(ds)->ds_compressed_bytes, >=, compressed); + dsl_dataset_phys(ds)->ds_compressed_bytes -= compressed; + ASSERT3U(dsl_dataset_phys(ds)->ds_uncompressed_bytes, >=, uncompressed); + dsl_dataset_phys(ds)->ds_uncompressed_bytes -= uncompressed; mutex_exit(&ds->ds_lock); return (used); @@ -223,7 +228,7 @@ dsl_dataset_prev_snap_txg(dsl_dataset_t *ds) if (ds->ds_trysnap_txg > spa_last_synced_txg(ds->ds_dir->dd_pool->dp_spa)) trysnap = ds->ds_trysnap_txg; - return (MAX(ds->ds_phys->ds_prev_snap_txg, trysnap)); + return (MAX(dsl_dataset_phys(ds)->ds_prev_snap_txg, trysnap)); } boolean_t @@ -258,7 +263,7 @@ dsl_dataset_evict(dmu_buf_t *db, void *dsv) } bplist_destroy(&ds->ds_pending_deadlist); - if (ds->ds_phys->ds_deadlist_obj != 0) + if (dsl_dataset_phys(ds)->ds_deadlist_obj != 0) dsl_deadlist_close(&ds->ds_deadlist); if (ds->ds_dir) dsl_dir_rele(ds->ds_dir, ds); @@ -284,10 +289,10 @@ dsl_dataset_get_snapname(dsl_dataset_t *ds) if (ds->ds_snapname[0]) return (0); - if (ds->ds_phys->ds_next_snap_obj == 0) + if (dsl_dataset_phys(ds)->ds_next_snap_obj == 0) return (0); - err = dmu_bonus_hold(mos, ds->ds_dir->dd_phys->dd_head_dataset_obj, + err = dmu_bonus_hold(mos, dsl_dir_phys(ds->ds_dir)->dd_head_dataset_obj, FTAG, &headdbuf); if (err != 0) return (err); @@ -302,11 +307,11 @@ int dsl_dataset_snap_lookup(dsl_dataset_t *ds, const char *name, uint64_t *value) { objset_t *mos = ds->ds_dir->dd_pool->dp_meta_objset; - uint64_t snapobj = ds->ds_phys->ds_snapnames_zapobj; + uint64_t snapobj = dsl_dataset_phys(ds)->ds_snapnames_zapobj; matchtype_t mt; int err; - if (ds->ds_phys->ds_flags & DS_FLAG_CI_DATASET) + if (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_CI_DATASET) mt = MT_FIRST; else mt = MT_EXACT; @@ -323,13 +328,13 @@ dsl_dataset_snap_remove(dsl_dataset_t *ds, const char *name, dmu_tx_t *tx, boolean_t adj_cnt) { objset_t *mos = ds->ds_dir->dd_pool->dp_meta_objset; - uint64_t snapobj = ds->ds_phys->ds_snapnames_zapobj; + uint64_t snapobj = dsl_dataset_phys(ds)->ds_snapnames_zapobj; matchtype_t mt; int err; dsl_dir_snap_cmtime_update(ds->ds_dir); - if (ds->ds_phys->ds_flags & DS_FLAG_CI_DATASET) + if (dsl_dataset_phys(ds)->ds_flags & DS_FLAG_CI_DATASET) mt = MT_FIRST; else mt = MT_EXACT; @@ -375,7 +380,6 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uint64_t dsobj, void *tag, ds = kmem_zalloc(sizeof (dsl_dataset_t), KM_SLEEP); ds->ds_dbuf = dbuf; ds->ds_object = dsobj; - ds->ds_phys = dbuf->db_data; list_link_init(&ds->ds_synced_link); mutex_init(&ds->ds_lock, NULL, MUTEX_DEFAULT, NULL); @@ -385,14 +389,15 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uint64_t dsobj, void *tag, bplist_create(&ds->ds_pending_deadlist); dsl_deadlist_open(&ds->ds_deadlist, - mos, ds->ds_phys->ds_deadlist_obj); + mos, dsl_dataset_phys(ds)->ds_deadlist_obj); list_create(&ds->ds_sendstreams, sizeof (dmu_sendarg_t), offsetof(dmu_sendarg_t, dsa_link)); if (err == 0) { err = dsl_dir_hold_obj(dp, - ds->ds_phys->ds_dir_obj, NULL, ds, &ds->ds_dir); + dsl_dataset_phys(ds)->ds_dir_obj, NULL, ds, + &ds->ds_dir); } if (err != 0) { mutex_destroy(&ds->ds_lock); @@ -408,9 +413,9 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uint64_t dsobj, void *tag, if (!dsl_dataset_is_snapshot(ds)) { ds->ds_snapname[0] = '\0'; - if (ds->ds_phys->ds_prev_snap_obj != 0) { + if (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) { err = dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, + dsl_dataset_phys(ds)->ds_prev_snap_obj, ds, &ds->ds_prev); } if (doi.doi_type == DMU_OTN_ZAP_METADATA) { @@ -424,10 +429,11 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uint64_t dsobj, void *tag, } else { if (zfs_flags & ZFS_DEBUG_SNAPNAMES) err = dsl_dataset_get_snapname(ds); - if (err == 0 && ds->ds_phys->ds_userrefs_obj != 0) { + if (err == 0 && + dsl_dataset_phys(ds)->ds_userrefs_obj != 0) { err = zap_count( ds->ds_dir->dd_pool->dp_meta_objset, - ds->ds_phys->ds_userrefs_obj, + dsl_dataset_phys(ds)->ds_userrefs_obj, &ds->ds_userrefs); } } @@ -446,7 +452,7 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uint64_t dsobj, void *tag, } if (err != 0 || (winner = dmu_buf_set_user_ie(dbuf, ds, - &ds->ds_phys, dsl_dataset_evict)) != NULL) { + dsl_dataset_evict)) != NULL) { bplist_destroy(&ds->ds_pending_deadlist); dsl_deadlist_close(&ds->ds_deadlist); if (ds->ds_prev) @@ -464,12 +470,12 @@ dsl_dataset_hold_obj(dsl_pool_t *dp, uint64_t dsobj, void *tag, ds = winner; } else { ds->ds_fsid_guid = - unique_insert(ds->ds_phys->ds_fsid_guid); + unique_insert(dsl_dataset_phys(ds)->ds_fsid_guid); } } ASSERT3P(ds->ds_dbuf, ==, dbuf); - ASSERT3P(ds->ds_phys, ==, dbuf->db_data); - ASSERT(ds->ds_phys->ds_prev_snap_obj != 0 || + ASSERT3P(dsl_dataset_phys(ds), ==, dbuf->db_data); + ASSERT(dsl_dataset_phys(ds)->ds_prev_snap_obj != 0 || spa_version(dp->dp_spa) < SPA_VERSION_ORIGIN || dp->dp_origin_snap == NULL || ds == dp->dp_origin_snap); *dsp = ds; @@ -490,7 +496,7 @@ dsl_dataset_hold(dsl_pool_t *dp, const char *name, return (err); ASSERT(dsl_pool_config_held(dp)); - obj = dd->dd_phys->dd_head_dataset_obj; + obj = dsl_dir_phys(dd)->dd_head_dataset_obj; if (obj != 0) err = dsl_dataset_hold_obj(dp, obj, tag, dsp); else @@ -657,9 +663,9 @@ dsl_dataset_create_sync_dd(dsl_dir_t *dd, dsl_dataset_t *origin, origin = dp->dp_origin_snap; ASSERT(origin == NULL || origin->ds_dir->dd_pool == dp); - ASSERT(origin == NULL || origin->ds_phys->ds_num_children > 0); + ASSERT(origin == NULL || dsl_dataset_phys(origin)->ds_num_children > 0); ASSERT(dmu_tx_is_syncing(tx)); - ASSERT(dd->dd_phys->dd_head_dataset_obj == 0); + ASSERT(dsl_dir_phys(dd)->dd_head_dataset_obj == 0); dsobj = dmu_object_alloc(mos, DMU_OT_DSL_DATASET, 0, DMU_OT_DSL_DATASET, sizeof (dsl_dataset_phys_t), tx); @@ -685,52 +691,55 @@ dsl_dataset_create_sync_dd(dsl_dir_t *dd, dsl_dataset_t *origin, dsphys->ds_prev_snap_obj = origin->ds_object; dsphys->ds_prev_snap_txg = - origin->ds_phys->ds_creation_txg; + dsl_dataset_phys(origin)->ds_creation_txg; dsphys->ds_referenced_bytes = - origin->ds_phys->ds_referenced_bytes; + dsl_dataset_phys(origin)->ds_referenced_bytes; dsphys->ds_compressed_bytes = - origin->ds_phys->ds_compressed_bytes; + dsl_dataset_phys(origin)->ds_compressed_bytes; dsphys->ds_uncompressed_bytes = - origin->ds_phys->ds_uncompressed_bytes; - dsphys->ds_bp = origin->ds_phys->ds_bp; + dsl_dataset_phys(origin)->ds_uncompressed_bytes; + dsphys->ds_bp = dsl_dataset_phys(origin)->ds_bp; /* * Inherit flags that describe the dataset's contents * (INCONSISTENT) or properties (Case Insensitive). */ - dsphys->ds_flags |= origin->ds_phys->ds_flags & + dsphys->ds_flags |= dsl_dataset_phys(origin)->ds_flags & (DS_FLAG_INCONSISTENT | DS_FLAG_CI_DATASET); dmu_buf_will_dirty(origin->ds_dbuf, tx); - origin->ds_phys->ds_num_children++; + dsl_dataset_phys(origin)->ds_num_children++; VERIFY0(dsl_dataset_hold_obj(dp, - origin->ds_dir->dd_phys->dd_head_dataset_obj, FTAG, &ohds)); + dsl_dir_phys(origin->ds_dir)->dd_head_dataset_obj, + FTAG, &ohds)); dsphys->ds_deadlist_obj = dsl_deadlist_clone(&ohds->ds_deadlist, dsphys->ds_prev_snap_txg, dsphys->ds_prev_snap_obj, tx); dsl_dataset_rele(ohds, FTAG); if (spa_version(dp->dp_spa) >= SPA_VERSION_NEXT_CLONES) { - if (origin->ds_phys->ds_next_clones_obj == 0) { - origin->ds_phys->ds_next_clones_obj = + if (dsl_dataset_phys(origin)->ds_next_clones_obj == 0) { + dsl_dataset_phys(origin)->ds_next_clones_obj = zap_create(mos, DMU_OT_NEXT_CLONES, DMU_OT_NONE, 0, tx); } VERIFY0(zap_add_int(mos, - origin->ds_phys->ds_next_clones_obj, dsobj, tx)); + dsl_dataset_phys(origin)->ds_next_clones_obj, + dsobj, tx)); } dmu_buf_will_dirty(dd->dd_dbuf, tx); - dd->dd_phys->dd_origin_obj = origin->ds_object; + dsl_dir_phys(dd)->dd_origin_obj = origin->ds_object; if (spa_version(dp->dp_spa) >= SPA_VERSION_DIR_CLONES) { - if (origin->ds_dir->dd_phys->dd_clones == 0) { + if (dsl_dir_phys(origin->ds_dir)->dd_clones == 0) { dmu_buf_will_dirty(origin->ds_dir->dd_dbuf, tx); - origin->ds_dir->dd_phys->dd_clones = + dsl_dir_phys(origin->ds_dir)->dd_clones = zap_create(mos, DMU_OT_DSL_CLONES, DMU_OT_NONE, 0, tx); } VERIFY0(zap_add_int(mos, - origin->ds_dir->dd_phys->dd_clones, dsobj, tx)); + dsl_dir_phys(origin->ds_dir)->dd_clones, + dsobj, tx)); } } @@ -740,7 +749,7 @@ dsl_dataset_create_sync_dd(dsl_dir_t *dd, dsl_dataset_t *origin, dmu_buf_rele(dbuf, FTAG); dmu_buf_will_dirty(dd->dd_dbuf, tx); - dd->dd_phys->dd_head_dataset_obj = dsobj; + dsl_dir_phys(dd)->dd_head_dataset_obj = dsobj; return (dsobj); } @@ -822,20 +831,20 @@ dsl_dataset_recalc_head_uniq(dsl_dataset_t *ds) ASSERT(!dsl_dataset_is_snapshot(ds)); - if (ds->ds_phys->ds_prev_snap_obj != 0) - mrs_used = ds->ds_prev->ds_phys->ds_referenced_bytes; + if (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) + mrs_used = dsl_dataset_phys(ds->ds_prev)->ds_referenced_bytes; else mrs_used = 0; dsl_deadlist_space(&ds->ds_deadlist, &dlused, &dlcomp, &dluncomp); ASSERT3U(dlused, <=, mrs_used); - ds->ds_phys->ds_unique_bytes = - ds->ds_phys->ds_referenced_bytes - (mrs_used - dlused); + dsl_dataset_phys(ds)->ds_unique_bytes = + dsl_dataset_phys(ds)->ds_referenced_bytes - (mrs_used - dlused); if (spa_version(ds->ds_dir->dd_pool->dp_spa) >= SPA_VERSION_UNIQUE_ACCURATE) - ds->ds_phys->ds_flags |= DS_FLAG_UNIQUE_ACCURATE; + dsl_dataset_phys(ds)->ds_flags |= DS_FLAG_UNIQUE_ACCURATE; } void @@ -846,8 +855,9 @@ dsl_dataset_remove_from_next_clones(dsl_dataset_t *ds, uint64_t obj, int err; ASSERTV(uint64_t count); - ASSERT(ds->ds_phys->ds_num_children >= 2); - err = zap_remove_int(mos, ds->ds_phys->ds_next_clones_obj, obj, tx); + ASSERT(dsl_dataset_phys(ds)->ds_num_children >= 2); + err = zap_remove_int(mos, dsl_dataset_phys(ds)->ds_next_clones_obj, + obj, tx); /* * The err should not be ENOENT, but a bug in a previous version * of the code could cause upgrade_clones_cb() to not set @@ -860,16 +870,16 @@ dsl_dataset_remove_from_next_clones(dsl_dataset_t *ds, uint64_t obj, */ if (err != ENOENT) VERIFY0(err); - ASSERT0(zap_count(mos, ds->ds_phys->ds_next_clones_obj, + ASSERT0(zap_count(mos, dsl_dataset_phys(ds)->ds_next_clones_obj, &count)); - ASSERT3U(count, <=, ds->ds_phys->ds_num_children - 2); + ASSERT3U(count, <=, dsl_dataset_phys(ds)->ds_num_children - 2); } blkptr_t * dsl_dataset_get_blkptr(dsl_dataset_t *ds) { - return (&ds->ds_phys->ds_bp); + return (&dsl_dataset_phys(ds)->ds_bp); } void @@ -881,7 +891,7 @@ dsl_dataset_set_blkptr(dsl_dataset_t *ds, blkptr_t *bp, dmu_tx_t *tx) tx->tx_pool->dp_meta_rootbp = *bp; } else { dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_bp = *bp; + dsl_dataset_phys(ds)->ds_bp = *bp; } } @@ -901,7 +911,7 @@ dsl_dataset_dirty(dsl_dataset_t *ds, dmu_tx_t *tx) ASSERT(ds->ds_objset != NULL); - if (ds->ds_phys->ds_next_snap_obj != 0) + if (dsl_dataset_phys(ds)->ds_next_snap_obj != 0) panic("dirtying snapshot!"); dp = ds->ds_dir->dd_pool; @@ -939,7 +949,7 @@ dsl_dataset_snapshot_reserve_space(dsl_dataset_t *ds, dmu_tx_t *tx) * outside of the reservation. */ ASSERT(ds->ds_reserved == 0 || DS_UNIQUE_IS_ACCURATE(ds)); - asize = MIN(ds->ds_phys->ds_unique_bytes, ds->ds_reserved); + asize = MIN(dsl_dataset_phys(ds)->ds_unique_bytes, ds->ds_reserved); if (asize > dsl_dir_space_available(ds->ds_dir, NULL, 0, TRUE)) return (SET_ERROR(ENOSPC)); @@ -976,7 +986,7 @@ dsl_dataset_snapshot_check_impl(dsl_dataset_t *ds, const char *snapname, * We don't allow multiple snapshots of the same txg. If there * is already one, try again. */ - if (ds->ds_phys->ds_prev_snap_txg >= tx->tx_txg) + if (dsl_dataset_phys(ds)->ds_prev_snap_txg >= tx->tx_txg) return (SET_ERROR(EAGAIN)); /* @@ -1205,32 +1215,35 @@ dsl_dataset_snapshot_sync_impl(dsl_dataset_t *ds, const char *snapname, dsphys->ds_fsid_guid = unique_create(); (void) random_get_pseudo_bytes((void*)&dsphys->ds_guid, sizeof (dsphys->ds_guid)); - dsphys->ds_prev_snap_obj = ds->ds_phys->ds_prev_snap_obj; - dsphys->ds_prev_snap_txg = ds->ds_phys->ds_prev_snap_txg; + dsphys->ds_prev_snap_obj = dsl_dataset_phys(ds)->ds_prev_snap_obj; + dsphys->ds_prev_snap_txg = dsl_dataset_phys(ds)->ds_prev_snap_txg; dsphys->ds_next_snap_obj = ds->ds_object; dsphys->ds_num_children = 1; dsphys->ds_creation_time = gethrestime_sec(); dsphys->ds_creation_txg = crtxg; - dsphys->ds_deadlist_obj = ds->ds_phys->ds_deadlist_obj; - dsphys->ds_referenced_bytes = ds->ds_phys->ds_referenced_bytes; - dsphys->ds_compressed_bytes = ds->ds_phys->ds_compressed_bytes; - dsphys->ds_uncompressed_bytes = ds->ds_phys->ds_uncompressed_bytes; - dsphys->ds_flags = ds->ds_phys->ds_flags; - dsphys->ds_bp = ds->ds_phys->ds_bp; + dsphys->ds_deadlist_obj = dsl_dataset_phys(ds)->ds_deadlist_obj; + dsphys->ds_referenced_bytes = dsl_dataset_phys(ds)->ds_referenced_bytes; + dsphys->ds_compressed_bytes = dsl_dataset_phys(ds)->ds_compressed_bytes; + dsphys->ds_uncompressed_bytes = + dsl_dataset_phys(ds)->ds_uncompressed_bytes; + dsphys->ds_flags = dsl_dataset_phys(ds)->ds_flags; + dsphys->ds_bp = dsl_dataset_phys(ds)->ds_bp; dmu_buf_rele(dbuf, FTAG); - ASSERT3U(ds->ds_prev != 0, ==, ds->ds_phys->ds_prev_snap_obj != 0); + ASSERT3U(ds->ds_prev != 0, ==, + dsl_dataset_phys(ds)->ds_prev_snap_obj != 0); if (ds->ds_prev) { uint64_t next_clones_obj = - ds->ds_prev->ds_phys->ds_next_clones_obj; - ASSERT(ds->ds_prev->ds_phys->ds_next_snap_obj == + dsl_dataset_phys(ds->ds_prev)->ds_next_clones_obj; + ASSERT(dsl_dataset_phys(ds->ds_prev)->ds_next_snap_obj == ds->ds_object || - ds->ds_prev->ds_phys->ds_num_children > 1); - if (ds->ds_prev->ds_phys->ds_next_snap_obj == ds->ds_object) { + dsl_dataset_phys(ds->ds_prev)->ds_num_children > 1); + if (dsl_dataset_phys(ds->ds_prev)->ds_next_snap_obj == + ds->ds_object) { dmu_buf_will_dirty(ds->ds_prev->ds_dbuf, tx); - ASSERT3U(ds->ds_phys->ds_prev_snap_txg, ==, - ds->ds_prev->ds_phys->ds_creation_txg); - ds->ds_prev->ds_phys->ds_next_snap_obj = dsobj; + ASSERT3U(dsl_dataset_phys(ds)->ds_prev_snap_txg, ==, + dsl_dataset_phys(ds->ds_prev)->ds_creation_txg); + dsl_dataset_phys(ds->ds_prev)->ds_next_snap_obj = dsobj; } else if (next_clones_obj != 0) { dsl_dataset_remove_from_next_clones(ds->ds_prev, dsphys->ds_next_snap_obj, tx); @@ -1247,33 +1260,36 @@ dsl_dataset_snapshot_sync_impl(dsl_dataset_t *ds, const char *snapname, if (ds->ds_reserved) { int64_t delta; ASSERT(DS_UNIQUE_IS_ACCURATE(ds)); - delta = MIN(ds->ds_phys->ds_unique_bytes, ds->ds_reserved); + delta = MIN(dsl_dataset_phys(ds)->ds_unique_bytes, + ds->ds_reserved); dsl_dir_diduse_space(ds->ds_dir, DD_USED_REFRSRV, delta, 0, 0, tx); } dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_deadlist_obj = dsl_deadlist_clone(&ds->ds_deadlist, - UINT64_MAX, ds->ds_phys->ds_prev_snap_obj, tx); + dsl_dataset_phys(ds)->ds_deadlist_obj = + dsl_deadlist_clone(&ds->ds_deadlist, UINT64_MAX, + dsl_dataset_phys(ds)->ds_prev_snap_obj, tx); dsl_deadlist_close(&ds->ds_deadlist); - dsl_deadlist_open(&ds->ds_deadlist, mos, ds->ds_phys->ds_deadlist_obj); + dsl_deadlist_open(&ds->ds_deadlist, mos, + dsl_dataset_phys(ds)->ds_deadlist_obj); dsl_deadlist_add_key(&ds->ds_deadlist, - ds->ds_phys->ds_prev_snap_txg, tx); + dsl_dataset_phys(ds)->ds_prev_snap_txg, tx); - ASSERT3U(ds->ds_phys->ds_prev_snap_txg, <, tx->tx_txg); - ds->ds_phys->ds_prev_snap_obj = dsobj; - ds->ds_phys->ds_prev_snap_txg = crtxg; - ds->ds_phys->ds_unique_bytes = 0; + ASSERT3U(dsl_dataset_phys(ds)->ds_prev_snap_txg, <, tx->tx_txg); + dsl_dataset_phys(ds)->ds_prev_snap_obj = dsobj; + dsl_dataset_phys(ds)->ds_prev_snap_txg = crtxg; + dsl_dataset_phys(ds)->ds_unique_bytes = 0; if (spa_version(dp->dp_spa) >= SPA_VERSION_UNIQUE_ACCURATE) - ds->ds_phys->ds_flags |= DS_FLAG_UNIQUE_ACCURATE; + dsl_dataset_phys(ds)->ds_flags |= DS_FLAG_UNIQUE_ACCURATE; - VERIFY0(zap_add(mos, ds->ds_phys->ds_snapnames_zapobj, + VERIFY0(zap_add(mos, dsl_dataset_phys(ds)->ds_snapnames_zapobj, snapname, 8, 1, &dsobj, tx)); if (ds->ds_prev) dsl_dataset_rele(ds->ds_prev, ds); VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, ds, &ds->ds_prev)); + dsl_dataset_phys(ds)->ds_prev_snap_obj, ds, &ds->ds_prev)); dsl_scan_ds_snapshotted(ds, tx); @@ -1492,14 +1508,14 @@ dsl_dataset_sync(dsl_dataset_t *ds, zio_t *zio, dmu_tx_t *tx) { ASSERT(dmu_tx_is_syncing(tx)); ASSERT(ds->ds_objset != NULL); - ASSERT(ds->ds_phys->ds_next_snap_obj == 0); + ASSERT(dsl_dataset_phys(ds)->ds_next_snap_obj == 0); /* * in case we had to change ds_fsid_guid when we opened it, * sync it out now. */ dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_fsid_guid = ds->ds_fsid_guid; + dsl_dataset_phys(ds)->ds_fsid_guid = ds->ds_fsid_guid; dmu_objset_sync(ds->ds_objset, zio, tx); } @@ -1521,13 +1537,14 @@ get_clones_stat(dsl_dataset_t *ds, nvlist_t *nv) * due to a bug in a previous version of the code. * Only trust it if it has the right number of entries. */ - if (ds->ds_phys->ds_next_clones_obj != 0) { - VERIFY0(zap_count(mos, ds->ds_phys->ds_next_clones_obj, + if (dsl_dataset_phys(ds)->ds_next_clones_obj != 0) { + VERIFY0(zap_count(mos, dsl_dataset_phys(ds)->ds_next_clones_obj, &count)); } - if (count != ds->ds_phys->ds_num_children - 1) + if (count != dsl_dataset_phys(ds)->ds_num_children - 1) goto fail; - for (zap_cursor_init(&zc, mos, ds->ds_phys->ds_next_clones_obj); + for (zap_cursor_init(&zc, mos, + dsl_dataset_phys(ds)->ds_next_clones_obj); zap_cursor_retrieve(&zc, &za) == 0; zap_cursor_advance(&zc)) { dsl_dataset_t *clone; @@ -1554,18 +1571,18 @@ dsl_dataset_stats(dsl_dataset_t *ds, nvlist_t *nv) ASSERT(dsl_pool_config_held(dp)); - ratio = ds->ds_phys->ds_compressed_bytes == 0 ? 100 : - (ds->ds_phys->ds_uncompressed_bytes * 100 / - ds->ds_phys->ds_compressed_bytes); + ratio = dsl_dataset_phys(ds)->ds_compressed_bytes == 0 ? 100 : + (dsl_dataset_phys(ds)->ds_uncompressed_bytes * 100 / + dsl_dataset_phys(ds)->ds_compressed_bytes); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_REFRATIO, ratio); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_LOGICALREFERENCED, - ds->ds_phys->ds_uncompressed_bytes); + dsl_dataset_phys(ds)->ds_uncompressed_bytes); if (dsl_dataset_is_snapshot(ds)) { dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_COMPRESSRATIO, ratio); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_USED, - ds->ds_phys->ds_unique_bytes); + dsl_dataset_phys(ds)->ds_unique_bytes); get_clones_stat(ds, nv); } else { dsl_dir_stats(ds->ds_dir, nv); @@ -1576,17 +1593,17 @@ dsl_dataset_stats(dsl_dataset_t *ds, nvlist_t *nv) dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_REFERENCED, refd); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_CREATION, - ds->ds_phys->ds_creation_time); + dsl_dataset_phys(ds)->ds_creation_time); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_CREATETXG, - ds->ds_phys->ds_creation_txg); + dsl_dataset_phys(ds)->ds_creation_txg); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_REFQUOTA, ds->ds_quota); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_REFRESERVATION, ds->ds_reserved); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_GUID, - ds->ds_phys->ds_guid); + dsl_dataset_phys(ds)->ds_guid); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_UNIQUE, - ds->ds_phys->ds_unique_bytes); + dsl_dataset_phys(ds)->ds_unique_bytes); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_OBJSETID, ds->ds_object); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_USERREFS, @@ -1594,14 +1611,14 @@ dsl_dataset_stats(dsl_dataset_t *ds, nvlist_t *nv) dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_DEFER_DESTROY, DS_IS_DEFER_DESTROY(ds) ? 1 : 0); - if (ds->ds_phys->ds_prev_snap_obj != 0) { + if (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) { uint64_t written, comp, uncomp; dsl_pool_t *dp = ds->ds_dir->dd_pool; dsl_dataset_t *prev; int err; err = dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, FTAG, &prev); + dsl_dataset_phys(ds)->ds_prev_snap_obj, FTAG, &prev); if (err == 0) { err = dsl_dataset_space_written(prev, ds, &written, &comp, &uncomp); @@ -1621,13 +1638,15 @@ dsl_dataset_fast_stat(dsl_dataset_t *ds, dmu_objset_stats_t *stat) dsl_pool_t *dp = ds->ds_dir->dd_pool; ASSERT(dsl_pool_config_held(dp)); - stat->dds_creation_txg = ds->ds_phys->ds_creation_txg; - stat->dds_inconsistent = ds->ds_phys->ds_flags & DS_FLAG_INCONSISTENT; - stat->dds_guid = ds->ds_phys->ds_guid; + stat->dds_creation_txg = dsl_dataset_phys(ds)->ds_creation_txg; + stat->dds_inconsistent = + dsl_dataset_phys(ds)->ds_flags & DS_FLAG_INCONSISTENT; + stat->dds_guid = dsl_dataset_phys(ds)->ds_guid; stat->dds_origin[0] = '\0'; if (dsl_dataset_is_snapshot(ds)) { stat->dds_is_snapshot = B_TRUE; - stat->dds_num_clones = ds->ds_phys->ds_num_children - 1; + stat->dds_num_clones = + dsl_dataset_phys(ds)->ds_num_children - 1; } else { stat->dds_is_snapshot = B_FALSE; stat->dds_num_clones = 0; @@ -1636,7 +1655,8 @@ dsl_dataset_fast_stat(dsl_dataset_t *ds, dmu_objset_stats_t *stat) dsl_dataset_t *ods; VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_dir->dd_phys->dd_origin_obj, FTAG, &ods)); + dsl_dir_phys(ds->ds_dir)->dd_origin_obj, + FTAG, &ods)); dsl_dataset_name(ods, stat->dds_origin); dsl_dataset_rele(ods, FTAG); } @@ -1654,10 +1674,11 @@ dsl_dataset_space(dsl_dataset_t *ds, uint64_t *refdbytesp, uint64_t *availbytesp, uint64_t *usedobjsp, uint64_t *availobjsp) { - *refdbytesp = ds->ds_phys->ds_referenced_bytes; + *refdbytesp = dsl_dataset_phys(ds)->ds_referenced_bytes; *availbytesp = dsl_dir_space_available(ds->ds_dir, NULL, 0, TRUE); - if (ds->ds_reserved > ds->ds_phys->ds_unique_bytes) - *availbytesp += ds->ds_reserved - ds->ds_phys->ds_unique_bytes; + if (ds->ds_reserved > dsl_dataset_phys(ds)->ds_unique_bytes) + *availbytesp += + ds->ds_reserved - dsl_dataset_phys(ds)->ds_unique_bytes; if (ds->ds_quota != 0) { /* * Adjust available bytes according to refquota @@ -1668,7 +1689,7 @@ dsl_dataset_space(dsl_dataset_t *ds, else *availbytesp = 0; } - *usedobjsp = BP_GET_FILL(&ds->ds_phys->ds_bp); + *usedobjsp = BP_GET_FILL(&dsl_dataset_phys(ds)->ds_bp); *availobjsp = DN_MAX_OBJECT - *usedobjsp; } @@ -1678,8 +1699,8 @@ dsl_dataset_modified_since_snap(dsl_dataset_t *ds, dsl_dataset_t *snap) ASSERT(dsl_pool_config_held(ds->ds_dir->dd_pool)); if (snap == NULL) return (B_FALSE); - if (ds->ds_phys->ds_bp.blk_birth > - snap->ds_phys->ds_creation_txg) { + if (dsl_dataset_phys(ds)->ds_bp.blk_birth > + dsl_dataset_phys(snap)->ds_creation_txg) { objset_t *os, *os_snap; /* * It may be that only the ZIL differs, because it was @@ -1786,7 +1807,8 @@ dsl_dataset_rename_snapshot_sync_impl(dsl_pool_t *dp, mutex_enter(&ds->ds_lock); (void) strcpy(ds->ds_snapname, ddrsa->ddrsa_newsnapname); mutex_exit(&ds->ds_lock); - VERIFY0(zap_add(dp->dp_meta_objset, hds->ds_phys->ds_snapnames_zapobj, + VERIFY0(zap_add(dp->dp_meta_objset, + dsl_dataset_phys(hds)->ds_snapnames_zapobj, ds->ds_snapname, 8, 1, &ds->ds_object, tx)); dsl_dataset_rele(ds, FTAG); @@ -1904,7 +1926,7 @@ dsl_dataset_rollback_check(void *arg, dmu_tx_t *tx) } /* must have a most recent snapshot */ - if (ds->ds_phys->ds_prev_snap_txg < TXG_INITIAL) { + if (dsl_dataset_phys(ds)->ds_prev_snap_txg < TXG_INITIAL) { dsl_dataset_rele(ds, FTAG); return (SET_ERROR(EINVAL)); } @@ -1923,7 +1945,7 @@ dsl_dataset_rollback_check(void *arg, dmu_tx_t *tx) fnvlist_lookup_nvlist(fnvpair_value_nvlist(pair), zfs_prop_to_name(ZFS_PROP_CREATETXG)); uint64_t createtxg = fnvlist_lookup_uint64(valuenv, "value"); - if (createtxg > ds->ds_phys->ds_prev_snap_txg) { + if (createtxg > dsl_dataset_phys(ds)->ds_prev_snap_txg) { fnvlist_free(bookmarks); dsl_dataset_rele(ds, FTAG); return (SET_ERROR(EEXIST)); @@ -1942,7 +1964,7 @@ dsl_dataset_rollback_check(void *arg, dmu_tx_t *tx) * the refquota. */ if (ds->ds_quota != 0 && - ds->ds_prev->ds_phys->ds_referenced_bytes > ds->ds_quota) { + dsl_dataset_phys(ds->ds_prev)->ds_referenced_bytes > ds->ds_quota) { dsl_dataset_rele(ds, FTAG); return (SET_ERROR(EDQUOT)); } @@ -1955,7 +1977,7 @@ dsl_dataset_rollback_check(void *arg, dmu_tx_t *tx) * this space, but the freeing happens over many txg's. */ unused_refres_delta = (int64_t)MIN(ds->ds_reserved, - ds->ds_phys->ds_unique_bytes); + dsl_dataset_phys(ds)->ds_unique_bytes); if (unused_refres_delta > 0 && unused_refres_delta > @@ -2060,7 +2082,7 @@ dsl_dataset_promote_check(void *arg, dmu_tx_t *tx) hds = ddpa->ddpa_clone; - if (hds->ds_phys->ds_flags & DS_FLAG_NOPROMOTE) { + if (dsl_dataset_phys(hds)->ds_flags & DS_FLAG_NOPROMOTE) { promote_rele(ddpa, FTAG); return (SET_ERROR(EXDEV)); } @@ -2079,9 +2101,10 @@ dsl_dataset_promote_check(void *arg, dmu_tx_t *tx) /* compute origin's new unique space */ snap = list_tail(&ddpa->clone_snaps); - ASSERT3U(snap->ds->ds_phys->ds_prev_snap_obj, ==, origin_ds->ds_object); + ASSERT3U(dsl_dataset_phys(snap->ds)->ds_prev_snap_obj, ==, + origin_ds->ds_object); dsl_deadlist_space_range(&snap->ds->ds_deadlist, - origin_ds->ds_phys->ds_prev_snap_txg, UINT64_MAX, + dsl_dataset_phys(origin_ds)->ds_prev_snap_txg, UINT64_MAX, &ddpa->unique, &unused, &unused); /* @@ -2100,9 +2123,9 @@ dsl_dataset_promote_check(void *arg, dmu_tx_t *tx) * uN + kN + kN-1 + ... + kM - uM-1 */ ss_mv_cnt = 0; - ddpa->used = origin_ds->ds_phys->ds_referenced_bytes; - ddpa->comp = origin_ds->ds_phys->ds_compressed_bytes; - ddpa->uncomp = origin_ds->ds_phys->ds_uncompressed_bytes; + ddpa->used = dsl_dataset_phys(origin_ds)->ds_referenced_bytes; + ddpa->comp = dsl_dataset_phys(origin_ds)->ds_compressed_bytes; + ddpa->uncomp = dsl_dataset_phys(origin_ds)->ds_uncompressed_bytes; for (snap = list_head(&ddpa->shared_snaps); snap; snap = list_next(&ddpa->shared_snaps, snap)) { uint64_t val, dlused, dlcomp, dluncomp; @@ -2131,7 +2154,7 @@ dsl_dataset_promote_check(void *arg, dmu_tx_t *tx) goto out; /* The very first snapshot does not have a deadlist */ - if (ds->ds_phys->ds_prev_snap_obj == 0) + if (dsl_dataset_phys(ds)->ds_prev_snap_obj == 0) continue; dsl_deadlist_space(&ds->ds_deadlist, @@ -2146,10 +2169,13 @@ dsl_dataset_promote_check(void *arg, dmu_tx_t *tx) * so we need to subtract out the clone origin's used space. */ if (ddpa->origin_origin) { - ddpa->used -= ddpa->origin_origin->ds_phys->ds_referenced_bytes; - ddpa->comp -= ddpa->origin_origin->ds_phys->ds_compressed_bytes; + ddpa->used -= + dsl_dataset_phys(ddpa->origin_origin)->ds_referenced_bytes; + ddpa->comp -= + dsl_dataset_phys(ddpa->origin_origin)->ds_compressed_bytes; ddpa->uncomp -= - ddpa->origin_origin->ds_phys->ds_uncompressed_bytes; + dsl_dataset_phys(ddpa->origin_origin)-> + ds_uncompressed_bytes; } /* Check that there is enough space and limit headroom here */ @@ -2164,7 +2190,7 @@ dsl_dataset_promote_check(void *arg, dmu_tx_t *tx) * it is the amount of space that will be on all of their * deadlists (that was not born before their new origin). */ - if (hds->ds_dir->dd_phys->dd_flags & DD_FLAG_USED_BREAKDOWN) { + if (dsl_dir_phys(hds->ds_dir)->dd_flags & DD_FLAG_USED_BREAKDOWN) { uint64_t space; /* @@ -2186,9 +2212,11 @@ dsl_dataset_promote_check(void *arg, dmu_tx_t *tx) goto out; ddpa->cloneusedsnap += space; } - if (origin_ds->ds_dir->dd_phys->dd_flags & DD_FLAG_USED_BREAKDOWN) { + if (dsl_dir_phys(origin_ds->ds_dir)->dd_flags & + DD_FLAG_USED_BREAKDOWN) { err = snaplist_space(&ddpa->origin_snaps, - origin_ds->ds_phys->ds_creation_txg, &ddpa->originusedsnap); + dsl_dataset_phys(origin_ds)->ds_creation_txg, + &ddpa->originusedsnap); if (err != 0) goto out; } @@ -2215,7 +2243,7 @@ dsl_dataset_promote_sync(void *arg, dmu_tx_t *tx) VERIFY0(promote_hold(ddpa, dp, FTAG)); hds = ddpa->ddpa_clone; - ASSERT0(hds->ds_phys->ds_flags & DS_FLAG_NOPROMOTE); + ASSERT0(dsl_dataset_phys(hds)->ds_flags & DS_FLAG_NOPROMOTE); snap = list_head(&ddpa->shared_snaps); origin_ds = snap->ds; @@ -2233,47 +2261,49 @@ dsl_dataset_promote_sync(void *arg, dmu_tx_t *tx) /* change origin's next snap */ dmu_buf_will_dirty(origin_ds->ds_dbuf, tx); - oldnext_obj = origin_ds->ds_phys->ds_next_snap_obj; + oldnext_obj = dsl_dataset_phys(origin_ds)->ds_next_snap_obj; snap = list_tail(&ddpa->clone_snaps); - ASSERT3U(snap->ds->ds_phys->ds_prev_snap_obj, ==, origin_ds->ds_object); - origin_ds->ds_phys->ds_next_snap_obj = snap->ds->ds_object; + ASSERT3U(dsl_dataset_phys(snap->ds)->ds_prev_snap_obj, ==, + origin_ds->ds_object); + dsl_dataset_phys(origin_ds)->ds_next_snap_obj = snap->ds->ds_object; /* change the origin's next clone */ - if (origin_ds->ds_phys->ds_next_clones_obj) { + if (dsl_dataset_phys(origin_ds)->ds_next_clones_obj) { dsl_dataset_remove_from_next_clones(origin_ds, snap->ds->ds_object, tx); VERIFY0(zap_add_int(dp->dp_meta_objset, - origin_ds->ds_phys->ds_next_clones_obj, + dsl_dataset_phys(origin_ds)->ds_next_clones_obj, oldnext_obj, tx)); } /* change origin */ dmu_buf_will_dirty(dd->dd_dbuf, tx); - ASSERT3U(dd->dd_phys->dd_origin_obj, ==, origin_ds->ds_object); - dd->dd_phys->dd_origin_obj = odd->dd_phys->dd_origin_obj; + ASSERT3U(dsl_dir_phys(dd)->dd_origin_obj, ==, origin_ds->ds_object); + dsl_dir_phys(dd)->dd_origin_obj = dsl_dir_phys(odd)->dd_origin_obj; dd->dd_origin_txg = origin_head->ds_dir->dd_origin_txg; dmu_buf_will_dirty(odd->dd_dbuf, tx); - odd->dd_phys->dd_origin_obj = origin_ds->ds_object; + dsl_dir_phys(odd)->dd_origin_obj = origin_ds->ds_object; origin_head->ds_dir->dd_origin_txg = - origin_ds->ds_phys->ds_creation_txg; + dsl_dataset_phys(origin_ds)->ds_creation_txg; /* change dd_clone entries */ if (spa_version(dp->dp_spa) >= SPA_VERSION_DIR_CLONES) { VERIFY0(zap_remove_int(dp->dp_meta_objset, - odd->dd_phys->dd_clones, hds->ds_object, tx)); + dsl_dir_phys(odd)->dd_clones, hds->ds_object, tx)); VERIFY0(zap_add_int(dp->dp_meta_objset, - ddpa->origin_origin->ds_dir->dd_phys->dd_clones, + dsl_dir_phys(ddpa->origin_origin->ds_dir)->dd_clones, hds->ds_object, tx)); VERIFY0(zap_remove_int(dp->dp_meta_objset, - ddpa->origin_origin->ds_dir->dd_phys->dd_clones, + dsl_dir_phys(ddpa->origin_origin->ds_dir)->dd_clones, origin_head->ds_object, tx)); - if (dd->dd_phys->dd_clones == 0) { - dd->dd_phys->dd_clones = zap_create(dp->dp_meta_objset, - DMU_OT_DSL_CLONES, DMU_OT_NONE, 0, tx); + if (dsl_dir_phys(dd)->dd_clones == 0) { + dsl_dir_phys(dd)->dd_clones = + zap_create(dp->dp_meta_objset, DMU_OT_DSL_CLONES, + DMU_OT_NONE, 0, tx); } VERIFY0(zap_add_int(dp->dp_meta_objset, - dd->dd_phys->dd_clones, origin_head->ds_object, tx)); + dsl_dir_phys(dd)->dd_clones, origin_head->ds_object, tx)); } /* move snapshots to this dir */ @@ -2296,28 +2326,28 @@ dsl_dataset_promote_sync(void *arg, dmu_tx_t *tx) VERIFY0(dsl_dataset_snap_remove(origin_head, ds->ds_snapname, tx, B_TRUE)); VERIFY0(zap_add(dp->dp_meta_objset, - hds->ds_phys->ds_snapnames_zapobj, ds->ds_snapname, + dsl_dataset_phys(hds)->ds_snapnames_zapobj, ds->ds_snapname, 8, 1, &ds->ds_object, tx)); dsl_fs_ss_count_adjust(hds->ds_dir, 1, DD_FIELD_SNAPSHOT_COUNT, tx); /* change containing dsl_dir */ dmu_buf_will_dirty(ds->ds_dbuf, tx); - ASSERT3U(ds->ds_phys->ds_dir_obj, ==, odd->dd_object); - ds->ds_phys->ds_dir_obj = dd->dd_object; + ASSERT3U(dsl_dataset_phys(ds)->ds_dir_obj, ==, odd->dd_object); + dsl_dataset_phys(ds)->ds_dir_obj = dd->dd_object; ASSERT3P(ds->ds_dir, ==, odd); dsl_dir_rele(ds->ds_dir, ds); VERIFY0(dsl_dir_hold_obj(dp, dd->dd_object, NULL, ds, &ds->ds_dir)); /* move any clone references */ - if (ds->ds_phys->ds_next_clones_obj && + if (dsl_dataset_phys(ds)->ds_next_clones_obj && spa_version(dp->dp_spa) >= SPA_VERSION_DIR_CLONES) { zap_cursor_t zc; zap_attribute_t za; for (zap_cursor_init(&zc, dp->dp_meta_objset, - ds->ds_phys->ds_next_clones_obj); + dsl_dataset_phys(ds)->ds_next_clones_obj); zap_cursor_retrieve(&zc, &za) == 0; zap_cursor_advance(&zc)) { dsl_dataset_t *cnds; @@ -2333,12 +2363,13 @@ dsl_dataset_promote_sync(void *arg, dmu_tx_t *tx) VERIFY0(dsl_dataset_hold_obj(dp, za.za_first_integer, FTAG, &cnds)); - o = cnds->ds_dir->dd_phys->dd_head_dataset_obj; + o = dsl_dir_phys(cnds->ds_dir)-> + dd_head_dataset_obj; VERIFY0(zap_remove_int(dp->dp_meta_objset, - odd->dd_phys->dd_clones, o, tx)); + dsl_dir_phys(odd)->dd_clones, o, tx)); VERIFY0(zap_add_int(dp->dp_meta_objset, - dd->dd_phys->dd_clones, o, tx)); + dsl_dir_phys(dd)->dd_clones, o, tx)); dsl_dataset_rele(cnds, FTAG); } zap_cursor_fini(&zc); @@ -2355,7 +2386,7 @@ dsl_dataset_promote_sync(void *arg, dmu_tx_t *tx) */ delta = ddpa->cloneusedsnap - - dd->dd_phys->dd_used_breakdown[DD_USED_SNAP]; + dsl_dir_phys(dd)->dd_used_breakdown[DD_USED_SNAP]; ASSERT3S(delta, >=, 0); ASSERT3U(ddpa->used, >=, delta); dsl_dir_diduse_space(dd, DD_USED_SNAP, delta, 0, 0, tx); @@ -2363,14 +2394,14 @@ dsl_dataset_promote_sync(void *arg, dmu_tx_t *tx) ddpa->used - delta, ddpa->comp, ddpa->uncomp, tx); delta = ddpa->originusedsnap - - odd->dd_phys->dd_used_breakdown[DD_USED_SNAP]; + dsl_dir_phys(odd)->dd_used_breakdown[DD_USED_SNAP]; ASSERT3S(delta, <=, 0); ASSERT3U(ddpa->used, >=, -delta); dsl_dir_diduse_space(odd, DD_USED_SNAP, delta, 0, 0, tx); dsl_dir_diduse_space(odd, DD_USED_HEAD, -ddpa->used - delta, -ddpa->comp, -ddpa->uncomp, tx); - origin_ds->ds_phys->ds_unique_bytes = ddpa->unique; + dsl_dataset_phys(origin_ds)->ds_unique_bytes = ddpa->unique; /* log history record */ spa_history_log_internal_ds(hds, "promote", tx, ""); @@ -2405,12 +2436,12 @@ snaplist_make(dsl_pool_t *dp, return (err); if (first_obj == 0) - first_obj = ds->ds_dir->dd_phys->dd_origin_obj; + first_obj = dsl_dir_phys(ds->ds_dir)->dd_origin_obj; snap = kmem_alloc(sizeof (*snap), KM_SLEEP); snap->ds = ds; list_insert_tail(l, snap); - obj = ds->ds_phys->ds_prev_snap_obj; + obj = dsl_dataset_phys(ds)->ds_prev_snap_obj; } return (0); @@ -2466,7 +2497,7 @@ promote_hold(dsl_dataset_promote_arg_t *ddpa, dsl_pool_t *dp, void *tag) return (SET_ERROR(EINVAL)); } - error = snaplist_make(dp, 0, dd->dd_phys->dd_origin_obj, + error = snaplist_make(dp, 0, dsl_dir_phys(dd)->dd_origin_obj, &ddpa->shared_snaps, tag); if (error != 0) goto out; @@ -2477,16 +2508,16 @@ promote_hold(dsl_dataset_promote_arg_t *ddpa, dsl_pool_t *dp, void *tag) goto out; snap = list_head(&ddpa->shared_snaps); - ASSERT3U(snap->ds->ds_object, ==, dd->dd_phys->dd_origin_obj); - error = snaplist_make(dp, dd->dd_phys->dd_origin_obj, - snap->ds->ds_dir->dd_phys->dd_head_dataset_obj, + ASSERT3U(snap->ds->ds_object, ==, dsl_dir_phys(dd)->dd_origin_obj); + error = snaplist_make(dp, dsl_dir_phys(dd)->dd_origin_obj, + dsl_dir_phys(snap->ds->ds_dir)->dd_head_dataset_obj, &ddpa->origin_snaps, tag); if (error != 0) goto out; - if (snap->ds->ds_dir->dd_phys->dd_origin_obj != 0) { + if (dsl_dir_phys(snap->ds->ds_dir)->dd_origin_obj != 0) { error = dsl_dataset_hold_obj(dp, - snap->ds->ds_dir->dd_phys->dd_origin_obj, + dsl_dir_phys(snap->ds->ds_dir)->dd_origin_obj, tag, &ddpa->origin_origin); if (error != 0) goto out; @@ -2530,7 +2561,8 @@ dsl_dataset_promote(const char *name, char *conflsnap) if (error != 0) return (error); error = zap_count(dmu_objset_pool(os)->dp_meta_objset, - dmu_objset_ds(os)->ds_phys->ds_snapnames_zapobj, &numsnaps); + dsl_dataset_phys(dmu_objset_ds(os))->ds_snapnames_zapobj, + &numsnaps); dmu_objset_rele(os, FTAG); if (error != 0) return (error); @@ -2580,9 +2612,9 @@ dsl_dataset_clone_swap_check_impl(dsl_dataset_t *clone, /* check amount of any unconsumed refreservation */ unused_refres_delta = (int64_t)MIN(origin_head->ds_reserved, - origin_head->ds_phys->ds_unique_bytes) - + dsl_dataset_phys(origin_head)->ds_unique_bytes) - (int64_t)MIN(origin_head->ds_reserved, - clone->ds_phys->ds_unique_bytes); + dsl_dataset_phys(clone)->ds_unique_bytes); if (unused_refres_delta > 0 && unused_refres_delta > @@ -2591,7 +2623,8 @@ dsl_dataset_clone_swap_check_impl(dsl_dataset_t *clone, /* clone can't be over the head's refquota */ if (origin_head->ds_quota != 0 && - clone->ds_phys->ds_referenced_bytes > origin_head->ds_quota) + dsl_dataset_phys(clone)->ds_referenced_bytes > + origin_head->ds_quota) return (SET_ERROR(EDQUOT)); return (0); @@ -2606,7 +2639,7 @@ dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, ASSERT(clone->ds_reserved == 0); ASSERT(origin_head->ds_quota == 0 || - clone->ds_phys->ds_unique_bytes <= origin_head->ds_quota); + dsl_dataset_phys(clone)->ds_unique_bytes <= origin_head->ds_quota); ASSERT3P(clone->ds_prev, ==, origin_head->ds_prev); dmu_buf_will_dirty(clone->ds_dbuf, tx); @@ -2624,9 +2657,9 @@ dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, unused_refres_delta = (int64_t)MIN(origin_head->ds_reserved, - origin_head->ds_phys->ds_unique_bytes) - + dsl_dataset_phys(origin_head)->ds_unique_bytes) - (int64_t)MIN(origin_head->ds_reserved, - clone->ds_phys->ds_unique_bytes); + dsl_dataset_phys(clone)->ds_unique_bytes); /* * Reset origin's unique bytes, if it exists. @@ -2637,16 +2670,17 @@ dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, dmu_buf_will_dirty(origin->ds_dbuf, tx); dsl_deadlist_space_range(&clone->ds_deadlist, - origin->ds_phys->ds_prev_snap_txg, UINT64_MAX, - &origin->ds_phys->ds_unique_bytes, &comp, &uncomp); + dsl_dataset_phys(origin)->ds_prev_snap_txg, UINT64_MAX, + &dsl_dataset_phys(origin)->ds_unique_bytes, &comp, &uncomp); } /* swap blkptrs */ { blkptr_t tmp; - tmp = origin_head->ds_phys->ds_bp; - origin_head->ds_phys->ds_bp = clone->ds_phys->ds_bp; - clone->ds_phys->ds_bp = tmp; + tmp = dsl_dataset_phys(origin_head)->ds_bp; + dsl_dataset_phys(origin_head)->ds_bp = + dsl_dataset_phys(clone)->ds_bp; + dsl_dataset_phys(clone)->ds_bp = tmp; } /* set dd_*_bytes */ @@ -2655,7 +2689,7 @@ dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, uint64_t cdl_used, cdl_comp, cdl_uncomp; uint64_t odl_used, odl_comp, odl_uncomp; - ASSERT3U(clone->ds_dir->dd_phys-> + ASSERT3U(dsl_dir_phys(clone->ds_dir)-> dd_used_breakdown[DD_USED_SNAP], ==, 0); dsl_deadlist_space(&clone->ds_deadlist, @@ -2663,13 +2697,18 @@ dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, dsl_deadlist_space(&origin_head->ds_deadlist, &odl_used, &odl_comp, &odl_uncomp); - dused = clone->ds_phys->ds_referenced_bytes + cdl_used - - (origin_head->ds_phys->ds_referenced_bytes + odl_used); - dcomp = clone->ds_phys->ds_compressed_bytes + cdl_comp - - (origin_head->ds_phys->ds_compressed_bytes + odl_comp); - duncomp = clone->ds_phys->ds_uncompressed_bytes + + dused = dsl_dataset_phys(clone)->ds_referenced_bytes + + cdl_used - + (dsl_dataset_phys(origin_head)->ds_referenced_bytes + + odl_used); + dcomp = dsl_dataset_phys(clone)->ds_compressed_bytes + + cdl_comp - + (dsl_dataset_phys(origin_head)->ds_compressed_bytes + + odl_comp); + duncomp = dsl_dataset_phys(clone)->ds_uncompressed_bytes + cdl_uncomp - - (origin_head->ds_phys->ds_uncompressed_bytes + odl_uncomp); + (dsl_dataset_phys(origin_head)->ds_uncompressed_bytes + + odl_uncomp); dsl_dir_diduse_space(origin_head->ds_dir, DD_USED_HEAD, dused, dcomp, duncomp, tx); @@ -2693,14 +2732,14 @@ dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, } /* swap ds_*_bytes */ - SWITCH64(origin_head->ds_phys->ds_referenced_bytes, - clone->ds_phys->ds_referenced_bytes); - SWITCH64(origin_head->ds_phys->ds_compressed_bytes, - clone->ds_phys->ds_compressed_bytes); - SWITCH64(origin_head->ds_phys->ds_uncompressed_bytes, - clone->ds_phys->ds_uncompressed_bytes); - SWITCH64(origin_head->ds_phys->ds_unique_bytes, - clone->ds_phys->ds_unique_bytes); + SWITCH64(dsl_dataset_phys(origin_head)->ds_referenced_bytes, + dsl_dataset_phys(clone)->ds_referenced_bytes); + SWITCH64(dsl_dataset_phys(origin_head)->ds_compressed_bytes, + dsl_dataset_phys(clone)->ds_compressed_bytes); + SWITCH64(dsl_dataset_phys(origin_head)->ds_uncompressed_bytes, + dsl_dataset_phys(clone)->ds_uncompressed_bytes); + SWITCH64(dsl_dataset_phys(origin_head)->ds_unique_bytes, + dsl_dataset_phys(clone)->ds_unique_bytes); /* apply any parent delta for change in unconsumed refreservation */ dsl_dir_diduse_space(origin_head->ds_dir, DD_USED_REFRSRV, @@ -2711,12 +2750,12 @@ dsl_dataset_clone_swap_sync_impl(dsl_dataset_t *clone, */ dsl_deadlist_close(&clone->ds_deadlist); dsl_deadlist_close(&origin_head->ds_deadlist); - SWITCH64(origin_head->ds_phys->ds_deadlist_obj, - clone->ds_phys->ds_deadlist_obj); + SWITCH64(dsl_dataset_phys(origin_head)->ds_deadlist_obj, + dsl_dataset_phys(clone)->ds_deadlist_obj); dsl_deadlist_open(&clone->ds_deadlist, dp->dp_meta_objset, - clone->ds_phys->ds_deadlist_obj); + dsl_dataset_phys(clone)->ds_deadlist_obj); dsl_deadlist_open(&origin_head->ds_deadlist, dp->dp_meta_objset, - origin_head->ds_phys->ds_deadlist_obj); + dsl_dataset_phys(origin_head)->ds_deadlist_obj); dsl_scan_ds_clone_swapped(origin_head, clone, tx); @@ -2767,10 +2806,11 @@ dsl_dataset_check_quota(dsl_dataset_t *ds, boolean_t check_quota, /* * Make a space adjustment for reserved bytes. */ - if (ds->ds_reserved > ds->ds_phys->ds_unique_bytes) { + if (ds->ds_reserved > dsl_dataset_phys(ds)->ds_unique_bytes) { ASSERT3U(*used, >=, - ds->ds_reserved - ds->ds_phys->ds_unique_bytes); - *used -= (ds->ds_reserved - ds->ds_phys->ds_unique_bytes); + ds->ds_reserved - dsl_dataset_phys(ds)->ds_unique_bytes); + *used -= + (ds->ds_reserved - dsl_dataset_phys(ds)->ds_unique_bytes); *ref_rsrv = asize - MIN(asize, parent_delta(ds, asize + inflight)); } @@ -2785,9 +2825,10 @@ dsl_dataset_check_quota(dsl_dataset_t *ds, boolean_t check_quota, * on-disk is over quota and there are no pending changes (which * may free up space for us). */ - if (ds->ds_phys->ds_referenced_bytes + inflight >= ds->ds_quota) { + if (dsl_dataset_phys(ds)->ds_referenced_bytes + inflight >= + ds->ds_quota) { if (inflight > 0 || - ds->ds_phys->ds_referenced_bytes < ds->ds_quota) + dsl_dataset_phys(ds)->ds_referenced_bytes < ds->ds_quota) error = SET_ERROR(ERESTART); else error = SET_ERROR(EDQUOT); @@ -2839,7 +2880,7 @@ dsl_dataset_set_refquota_check(void *arg, dmu_tx_t *tx) return (0); } - if (newval < ds->ds_phys->ds_referenced_bytes || + if (newval < dsl_dataset_phys(ds)->ds_referenced_bytes || newval < ds->ds_reserved) { dsl_dataset_rele(ds, FTAG); return (SET_ERROR(ENOSPC)); @@ -2929,7 +2970,7 @@ dsl_dataset_set_refreservation_check(void *arg, dmu_tx_t *tx) mutex_enter(&ds->ds_lock); if (!DS_UNIQUE_IS_ACCURATE(ds)) dsl_dataset_recalc_head_uniq(ds); - unique = ds->ds_phys->ds_unique_bytes; + unique = dsl_dataset_phys(ds)->ds_unique_bytes; mutex_exit(&ds->ds_lock); if (MAX(unique, newval) > MAX(unique, ds->ds_reserved)) { @@ -2966,7 +3007,7 @@ dsl_dataset_set_refreservation_sync_impl(dsl_dataset_t *ds, mutex_enter(&ds->ds_dir->dd_lock); mutex_enter(&ds->ds_lock); ASSERT(DS_UNIQUE_IS_ACCURATE(ds)); - unique = ds->ds_phys->ds_unique_bytes; + unique = dsl_dataset_phys(ds)->ds_unique_bytes; delta = MAX(0, (int64_t)(newval - unique)) - MAX(0, (int64_t)(ds->ds_reserved - unique)); ds->ds_reserved = newval; @@ -3031,16 +3072,16 @@ dsl_dataset_space_written(dsl_dataset_t *oldsnap, dsl_dataset_t *new, ASSERT(dsl_pool_config_held(dp)); *usedp = 0; - *usedp += new->ds_phys->ds_referenced_bytes; - *usedp -= oldsnap->ds_phys->ds_referenced_bytes; + *usedp += dsl_dataset_phys(new)->ds_referenced_bytes; + *usedp -= dsl_dataset_phys(oldsnap)->ds_referenced_bytes; *compp = 0; - *compp += new->ds_phys->ds_compressed_bytes; - *compp -= oldsnap->ds_phys->ds_compressed_bytes; + *compp += dsl_dataset_phys(new)->ds_compressed_bytes; + *compp -= dsl_dataset_phys(oldsnap)->ds_compressed_bytes; *uncompp = 0; - *uncompp += new->ds_phys->ds_uncompressed_bytes; - *uncompp -= oldsnap->ds_phys->ds_uncompressed_bytes; + *uncompp += dsl_dataset_phys(new)->ds_uncompressed_bytes; + *uncompp -= dsl_dataset_phys(oldsnap)->ds_uncompressed_bytes; snapobj = new->ds_object; while (snapobj != oldsnap->ds_object) { @@ -3055,8 +3096,8 @@ dsl_dataset_space_written(dsl_dataset_t *oldsnap, dsl_dataset_t *new, break; } - if (snap->ds_phys->ds_prev_snap_txg == - oldsnap->ds_phys->ds_creation_txg) { + if (dsl_dataset_phys(snap)->ds_prev_snap_txg == + dsl_dataset_phys(oldsnap)->ds_creation_txg) { /* * The blocks in the deadlist can not be born after * ds_prev_snap_txg, so get the whole deadlist space, @@ -3069,7 +3110,7 @@ dsl_dataset_space_written(dsl_dataset_t *oldsnap, dsl_dataset_t *new, &used, &comp, &uncomp); } else { dsl_deadlist_space_range(&snap->ds_deadlist, - 0, oldsnap->ds_phys->ds_creation_txg, + 0, dsl_dataset_phys(oldsnap)->ds_creation_txg, &used, &comp, &uncomp); } *usedp += used; @@ -3081,7 +3122,7 @@ dsl_dataset_space_written(dsl_dataset_t *oldsnap, dsl_dataset_t *new, * (ds_prev_snap_obj == 0) before oldsnap, then oldsnap * was not a snapshot of/before new. */ - snapobj = snap->ds_phys->ds_prev_snap_obj; + snapobj = dsl_dataset_phys(snap)->ds_prev_snap_obj; if (snap != new) dsl_dataset_rele(snap, FTAG); if (snapobj == 0) { @@ -3125,13 +3166,13 @@ dsl_dataset_space_wouldfree(dsl_dataset_t *firstsnap, * is before lastsnap. */ if (firstsnap->ds_dir != lastsnap->ds_dir || - firstsnap->ds_phys->ds_creation_txg > - lastsnap->ds_phys->ds_creation_txg) + dsl_dataset_phys(firstsnap)->ds_creation_txg > + dsl_dataset_phys(lastsnap)->ds_creation_txg) return (SET_ERROR(EINVAL)); *usedp = *compp = *uncompp = 0; - snapobj = lastsnap->ds_phys->ds_next_snap_obj; + snapobj = dsl_dataset_phys(lastsnap)->ds_next_snap_obj; while (snapobj != firstsnap->ds_object) { dsl_dataset_t *ds; uint64_t used, comp, uncomp; @@ -3141,13 +3182,13 @@ dsl_dataset_space_wouldfree(dsl_dataset_t *firstsnap, break; dsl_deadlist_space_range(&ds->ds_deadlist, - firstsnap->ds_phys->ds_prev_snap_txg, UINT64_MAX, + dsl_dataset_phys(firstsnap)->ds_prev_snap_txg, UINT64_MAX, &used, &comp, &uncomp); *usedp += used; *compp += comp; *uncompp += uncomp; - snapobj = ds->ds_phys->ds_prev_snap_obj; + snapobj = dsl_dataset_phys(ds)->ds_prev_snap_obj; ASSERT3U(snapobj, !=, 0); dsl_dataset_rele(ds, FTAG); } @@ -3176,10 +3217,10 @@ dsl_dataset_is_before(dsl_dataset_t *later, dsl_dataset_t *earlier, ASSERT(dsl_dataset_is_snapshot(earlier) || earlier_txg != 0); if (earlier_txg == 0) - earlier_txg = earlier->ds_phys->ds_creation_txg; + earlier_txg = dsl_dataset_phys(earlier)->ds_creation_txg; if (dsl_dataset_is_snapshot(later) && - earlier_txg >= later->ds_phys->ds_creation_txg) + earlier_txg >= dsl_dataset_phys(later)->ds_creation_txg) return (B_FALSE); if (later->ds_dir == earlier->ds_dir) @@ -3187,10 +3228,10 @@ dsl_dataset_is_before(dsl_dataset_t *later, dsl_dataset_t *earlier, if (!dsl_dir_is_clone(later->ds_dir)) return (B_FALSE); - if (later->ds_dir->dd_phys->dd_origin_obj == earlier->ds_object) + if (dsl_dir_phys(later->ds_dir)->dd_origin_obj == earlier->ds_object) return (B_TRUE); error = dsl_dataset_hold_obj(dp, - later->ds_dir->dd_phys->dd_origin_obj, FTAG, &origin); + dsl_dir_phys(later->ds_dir)->dd_origin_obj, FTAG, &origin); if (error != 0) return (B_FALSE); ret = dsl_dataset_is_before(origin, earlier, earlier_txg); diff --git a/module/zfs/dsl_deadlist.c b/module/zfs/dsl_deadlist.c index 8a4362ff9..0662c4b18 100644 --- a/module/zfs/dsl_deadlist.c +++ b/module/zfs/dsl_deadlist.c @@ -310,8 +310,9 @@ dsl_deadlist_regenerate(objset_t *os, uint64_t dlobj, while (mrs_obj != 0) { dsl_dataset_t *ds; VERIFY3U(0, ==, dsl_dataset_hold_obj(dp, mrs_obj, FTAG, &ds)); - dsl_deadlist_add_key(&dl, ds->ds_phys->ds_prev_snap_txg, tx); - mrs_obj = ds->ds_phys->ds_prev_snap_obj; + dsl_deadlist_add_key(&dl, + dsl_dataset_phys(ds)->ds_prev_snap_txg, tx); + mrs_obj = dsl_dataset_phys(ds)->ds_prev_snap_obj; dsl_dataset_rele(ds, FTAG); } dsl_deadlist_close(&dl); diff --git a/module/zfs/dsl_deleg.c b/module/zfs/dsl_deleg.c index 99670dfe0..77307a72d 100644 --- a/module/zfs/dsl_deleg.c +++ b/module/zfs/dsl_deleg.c @@ -164,10 +164,10 @@ dsl_deleg_set_sync(void *arg, dmu_tx_t *tx) VERIFY0(dsl_dir_hold(dp, dda->dda_name, FTAG, &dd, NULL)); - zapobj = dd->dd_phys->dd_deleg_zapobj; + zapobj = dsl_dir_phys(dd)->dd_deleg_zapobj; if (zapobj == 0) { dmu_buf_will_dirty(dd->dd_dbuf, tx); - zapobj = dd->dd_phys->dd_deleg_zapobj = zap_create(mos, + zapobj = dsl_dir_phys(dd)->dd_deleg_zapobj = zap_create(mos, DMU_OT_DSL_PERMS, DMU_OT_NONE, 0, tx); } @@ -208,7 +208,7 @@ dsl_deleg_unset_sync(void *arg, dmu_tx_t *tx) uint64_t zapobj; VERIFY0(dsl_dir_hold(dp, dda->dda_name, FTAG, &dd, NULL)); - zapobj = dd->dd_phys->dd_deleg_zapobj; + zapobj = dsl_dir_phys(dd)->dd_deleg_zapobj; if (zapobj == 0) { dsl_dir_rele(dd, FTAG); return; @@ -337,14 +337,14 @@ dsl_deleg_get(const char *ddname, nvlist_t **nvp) nvlist_t *sp_nvp; uint64_t n; - if (dd->dd_phys->dd_deleg_zapobj == 0 || - zap_count(mos, dd->dd_phys->dd_deleg_zapobj, &n) != 0 || - n == 0) + if (dsl_dir_phys(dd)->dd_deleg_zapobj == 0 || + zap_count(mos, + dsl_dir_phys(dd)->dd_deleg_zapobj, &n) != 0 || n == 0) continue; sp_nvp = fnvlist_alloc(); for (zap_cursor_init(basezc, mos, - dd->dd_phys->dd_deleg_zapobj); + dsl_dir_phys(dd)->dd_deleg_zapobj); zap_cursor_retrieve(basezc, baseza) == 0; zap_cursor_advance(basezc)) { nvlist_t *perms_nvp; @@ -603,7 +603,7 @@ dsl_deleg_access_impl(dsl_dataset_t *ds, const char *perm, cred_t *cr) if (!zoned) break; } - zapobj = dd->dd_phys->dd_deleg_zapobj; + zapobj = dsl_dir_phys(dd)->dd_deleg_zapobj; if (zapobj == 0) continue; @@ -682,7 +682,7 @@ copy_create_perms(dsl_dir_t *dd, uint64_t pzapobj, { objset_t *mos = dd->dd_pool->dp_meta_objset; uint64_t jumpobj, pjumpobj; - uint64_t zapobj = dd->dd_phys->dd_deleg_zapobj; + uint64_t zapobj = dsl_dir_phys(dd)->dd_deleg_zapobj; zap_cursor_t zc; zap_attribute_t za; char whokey[ZFS_MAX_DELEG_NAME]; @@ -695,7 +695,7 @@ copy_create_perms(dsl_dir_t *dd, uint64_t pzapobj, if (zapobj == 0) { dmu_buf_will_dirty(dd->dd_dbuf, tx); - zapobj = dd->dd_phys->dd_deleg_zapobj = zap_create(mos, + zapobj = dsl_dir_phys(dd)->dd_deleg_zapobj = zap_create(mos, DMU_OT_DSL_PERMS, DMU_OT_NONE, 0, tx); } @@ -733,7 +733,7 @@ dsl_deleg_set_create_perms(dsl_dir_t *sdd, dmu_tx_t *tx, cred_t *cr) return; for (dd = sdd->dd_parent; dd != NULL; dd = dd->dd_parent) { - uint64_t pzapobj = dd->dd_phys->dd_deleg_zapobj; + uint64_t pzapobj = dsl_dir_phys(dd)->dd_deleg_zapobj; if (pzapobj == 0) continue; diff --git a/module/zfs/dsl_destroy.c b/module/zfs/dsl_destroy.c index 0a6e29a38..69e58110a 100644 --- a/module/zfs/dsl_destroy.c +++ b/module/zfs/dsl_destroy.c @@ -78,7 +78,7 @@ dsl_destroy_snapshot_check_impl(dsl_dataset_t *ds, boolean_t defer) /* * Can't delete a branch point. */ - if (ds->ds_phys->ds_num_children > 1) + if (dsl_dataset_phys(ds)->ds_num_children > 1) return (SET_ERROR(EEXIST)); return (0); @@ -147,12 +147,12 @@ process_old_cb(void *arg, const blkptr_t *bp, dmu_tx_t *tx) ASSERT(!BP_IS_HOLE(bp)); - if (bp->blk_birth <= poa->ds->ds_phys->ds_prev_snap_txg) { + if (bp->blk_birth <= dsl_dataset_phys(poa->ds)->ds_prev_snap_txg) { dsl_deadlist_insert(&poa->ds->ds_deadlist, bp, tx); if (poa->ds_prev && !poa->after_branch_point && bp->blk_birth > - poa->ds_prev->ds_phys->ds_prev_snap_txg) { - poa->ds_prev->ds_phys->ds_unique_bytes += + dsl_dataset_phys(poa->ds_prev)->ds_prev_snap_txg) { + dsl_dataset_phys(poa->ds_prev)->ds_unique_bytes += bp_get_dsize_sync(dp->dp_spa, bp); } } else { @@ -183,7 +183,7 @@ process_old_deadlist(dsl_dataset_t *ds, dsl_dataset_t *ds_prev, VERIFY0(bpobj_iterate(&ds_next->ds_deadlist.dl_bpobj, process_old_cb, &poa, tx)); VERIFY0(zio_wait(poa.pio)); - ASSERT3U(poa.used, ==, ds->ds_phys->ds_unique_bytes); + ASSERT3U(poa.used, ==, dsl_dataset_phys(ds)->ds_unique_bytes); /* change snapused */ dsl_dir_diduse_space(ds->ds_dir, DD_USED_SNAP, @@ -192,12 +192,14 @@ process_old_deadlist(dsl_dataset_t *ds, dsl_dataset_t *ds_prev, /* swap next's deadlist to our deadlist */ dsl_deadlist_close(&ds->ds_deadlist); dsl_deadlist_close(&ds_next->ds_deadlist); - deadlist_obj = ds->ds_phys->ds_deadlist_obj; - ds->ds_phys->ds_deadlist_obj = ds_next->ds_phys->ds_deadlist_obj; - ds_next->ds_phys->ds_deadlist_obj = deadlist_obj; - dsl_deadlist_open(&ds->ds_deadlist, mos, ds->ds_phys->ds_deadlist_obj); + deadlist_obj = dsl_dataset_phys(ds)->ds_deadlist_obj; + dsl_dataset_phys(ds)->ds_deadlist_obj = + dsl_dataset_phys(ds_next)->ds_deadlist_obj; + dsl_dataset_phys(ds_next)->ds_deadlist_obj = deadlist_obj; + dsl_deadlist_open(&ds->ds_deadlist, mos, + dsl_dataset_phys(ds)->ds_deadlist_obj); dsl_deadlist_open(&ds_next->ds_deadlist, mos, - ds_next->ds_phys->ds_deadlist_obj); + dsl_dataset_phys(ds_next)->ds_deadlist_obj); } static void @@ -212,13 +214,13 @@ dsl_dataset_remove_clones_key(dsl_dataset_t *ds, uint64_t mintxg, dmu_tx_t *tx) * find the clones, but dsl_deadlist_remove_key() is a no-op so it * doesn't matter. */ - if (ds->ds_dir->dd_phys->dd_clones == 0) + if (dsl_dir_phys(ds->ds_dir)->dd_clones == 0) return; zc = kmem_alloc(sizeof (zap_cursor_t), KM_SLEEP); za = kmem_alloc(sizeof (zap_attribute_t), KM_SLEEP); - for (zap_cursor_init(zc, mos, ds->ds_dir->dd_phys->dd_clones); + for (zap_cursor_init(zc, mos, dsl_dir_phys(ds->ds_dir)->dd_clones); zap_cursor_retrieve(zc, za) == 0; zap_cursor_advance(zc)) { dsl_dataset_t *clone; @@ -253,19 +255,20 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) ASSERT(RRW_WRITE_HELD(&dp->dp_config_rwlock)); - ASSERT3U(ds->ds_phys->ds_bp.blk_birth, <=, tx->tx_txg); + ASSERT3U(dsl_dataset_phys(ds)->ds_bp.blk_birth, <=, tx->tx_txg); ASSERT(refcount_is_zero(&ds->ds_longholds)); if (defer && - (ds->ds_userrefs > 0 || ds->ds_phys->ds_num_children > 1)) { + (ds->ds_userrefs > 0 || + dsl_dataset_phys(ds)->ds_num_children > 1)) { ASSERT(spa_version(dp->dp_spa) >= SPA_VERSION_USERREFS); dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_flags |= DS_FLAG_DEFER_DESTROY; + dsl_dataset_phys(ds)->ds_flags |= DS_FLAG_DEFER_DESTROY; spa_history_log_internal_ds(ds, "defer_destroy", tx, ""); return; } - ASSERT3U(ds->ds_phys->ds_num_children, <=, 1); + ASSERT3U(dsl_dataset_phys(ds)->ds_num_children, <=, 1); /* We need to log before removing it from the namespace. */ spa_history_log_internal_ds(ds, "destroy", tx, ""); @@ -274,42 +277,44 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) obj = ds->ds_object; - if (ds->ds_phys->ds_prev_snap_obj != 0) { + if (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) { ASSERT3P(ds->ds_prev, ==, NULL); VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, FTAG, &ds_prev)); + dsl_dataset_phys(ds)->ds_prev_snap_obj, FTAG, &ds_prev)); after_branch_point = - (ds_prev->ds_phys->ds_next_snap_obj != obj); + (dsl_dataset_phys(ds_prev)->ds_next_snap_obj != obj); dmu_buf_will_dirty(ds_prev->ds_dbuf, tx); if (after_branch_point && - ds_prev->ds_phys->ds_next_clones_obj != 0) { + dsl_dataset_phys(ds_prev)->ds_next_clones_obj != 0) { dsl_dataset_remove_from_next_clones(ds_prev, obj, tx); - if (ds->ds_phys->ds_next_snap_obj != 0) { + if (dsl_dataset_phys(ds)->ds_next_snap_obj != 0) { VERIFY0(zap_add_int(mos, - ds_prev->ds_phys->ds_next_clones_obj, - ds->ds_phys->ds_next_snap_obj, tx)); + dsl_dataset_phys(ds_prev)-> + ds_next_clones_obj, + dsl_dataset_phys(ds)->ds_next_snap_obj, + tx)); } } if (!after_branch_point) { - ds_prev->ds_phys->ds_next_snap_obj = - ds->ds_phys->ds_next_snap_obj; + dsl_dataset_phys(ds_prev)->ds_next_snap_obj = + dsl_dataset_phys(ds)->ds_next_snap_obj; } } VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_next_snap_obj, FTAG, &ds_next)); - ASSERT3U(ds_next->ds_phys->ds_prev_snap_obj, ==, obj); + dsl_dataset_phys(ds)->ds_next_snap_obj, FTAG, &ds_next)); + ASSERT3U(dsl_dataset_phys(ds_next)->ds_prev_snap_obj, ==, obj); - old_unique = ds_next->ds_phys->ds_unique_bytes; + old_unique = dsl_dataset_phys(ds_next)->ds_unique_bytes; dmu_buf_will_dirty(ds_next->ds_dbuf, tx); - ds_next->ds_phys->ds_prev_snap_obj = - ds->ds_phys->ds_prev_snap_obj; - ds_next->ds_phys->ds_prev_snap_txg = - ds->ds_phys->ds_prev_snap_txg; - ASSERT3U(ds->ds_phys->ds_prev_snap_txg, ==, - ds_prev ? ds_prev->ds_phys->ds_creation_txg : 0); + dsl_dataset_phys(ds_next)->ds_prev_snap_obj = + dsl_dataset_phys(ds)->ds_prev_snap_obj; + dsl_dataset_phys(ds_next)->ds_prev_snap_txg = + dsl_dataset_phys(ds)->ds_prev_snap_txg; + ASSERT3U(dsl_dataset_phys(ds)->ds_prev_snap_txg, ==, + ds_prev ? dsl_dataset_phys(ds_prev)->ds_creation_txg : 0); if (ds_next->ds_deadlist.dl_oldfmt) { process_old_deadlist(ds, ds_prev, ds_next, @@ -318,38 +323,38 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) /* Adjust prev's unique space. */ if (ds_prev && !after_branch_point) { dsl_deadlist_space_range(&ds_next->ds_deadlist, - ds_prev->ds_phys->ds_prev_snap_txg, - ds->ds_phys->ds_prev_snap_txg, + dsl_dataset_phys(ds_prev)->ds_prev_snap_txg, + dsl_dataset_phys(ds)->ds_prev_snap_txg, &used, &comp, &uncomp); - ds_prev->ds_phys->ds_unique_bytes += used; + dsl_dataset_phys(ds_prev)->ds_unique_bytes += used; } /* Adjust snapused. */ dsl_deadlist_space_range(&ds_next->ds_deadlist, - ds->ds_phys->ds_prev_snap_txg, UINT64_MAX, + dsl_dataset_phys(ds)->ds_prev_snap_txg, UINT64_MAX, &used, &comp, &uncomp); dsl_dir_diduse_space(ds->ds_dir, DD_USED_SNAP, -used, -comp, -uncomp, tx); /* Move blocks to be freed to pool's free list. */ dsl_deadlist_move_bpobj(&ds_next->ds_deadlist, - &dp->dp_free_bpobj, ds->ds_phys->ds_prev_snap_txg, + &dp->dp_free_bpobj, dsl_dataset_phys(ds)->ds_prev_snap_txg, tx); dsl_dir_diduse_space(tx->tx_pool->dp_free_dir, DD_USED_HEAD, used, comp, uncomp, tx); /* Merge our deadlist into next's and free it. */ dsl_deadlist_merge(&ds_next->ds_deadlist, - ds->ds_phys->ds_deadlist_obj, tx); + dsl_dataset_phys(ds)->ds_deadlist_obj, tx); } dsl_deadlist_close(&ds->ds_deadlist); - dsl_deadlist_free(mos, ds->ds_phys->ds_deadlist_obj, tx); + dsl_deadlist_free(mos, dsl_dataset_phys(ds)->ds_deadlist_obj, tx); dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_deadlist_obj = 0; + dsl_dataset_phys(ds)->ds_deadlist_obj = 0; /* Collapse range in clone heads */ dsl_dataset_remove_clones_key(ds, - ds->ds_phys->ds_creation_txg, tx); + dsl_dataset_phys(ds)->ds_creation_txg, tx); if (dsl_dataset_is_snapshot(ds_next)) { dsl_dataset_t *ds_nextnext; @@ -364,20 +369,21 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) * deadlist). */ VERIFY0(dsl_dataset_hold_obj(dp, - ds_next->ds_phys->ds_next_snap_obj, FTAG, &ds_nextnext)); + dsl_dataset_phys(ds_next)->ds_next_snap_obj, + FTAG, &ds_nextnext)); dsl_deadlist_space_range(&ds_nextnext->ds_deadlist, - ds->ds_phys->ds_prev_snap_txg, - ds->ds_phys->ds_creation_txg, + dsl_dataset_phys(ds)->ds_prev_snap_txg, + dsl_dataset_phys(ds)->ds_creation_txg, &used, &comp, &uncomp); - ds_next->ds_phys->ds_unique_bytes += used; + dsl_dataset_phys(ds_next)->ds_unique_bytes += used; dsl_dataset_rele(ds_nextnext, FTAG); ASSERT3P(ds_next->ds_prev, ==, NULL); /* Collapse range in this head. */ VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_dir->dd_phys->dd_head_dataset_obj, FTAG, &hds)); + dsl_dir_phys(ds->ds_dir)->dd_head_dataset_obj, FTAG, &hds)); dsl_deadlist_remove_key(&hds->ds_deadlist, - ds->ds_phys->ds_creation_txg, tx); + dsl_dataset_phys(ds)->ds_creation_txg, tx); dsl_dataset_rele(hds, FTAG); } else { @@ -386,7 +392,7 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) ds_next->ds_prev = NULL; if (ds_prev) { VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, + dsl_dataset_phys(ds)->ds_prev_snap_obj, ds_next, &ds_next->ds_prev)); } @@ -400,7 +406,7 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) if (old_unique < ds_next->ds_reserved) { int64_t mrsdelta; uint64_t new_unique = - ds_next->ds_phys->ds_unique_bytes; + dsl_dataset_phys(ds_next)->ds_unique_bytes; ASSERT(old_unique <= new_unique); mrsdelta = MIN(new_unique - old_unique, @@ -421,9 +427,9 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) } /* remove from snapshot namespace */ - ASSERT(ds->ds_phys->ds_snapnames_zapobj == 0); + ASSERT(dsl_dataset_phys(ds)->ds_snapnames_zapobj == 0); VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_dir->dd_phys->dd_head_dataset_obj, FTAG, &ds_head)); + dsl_dir_phys(ds->ds_dir)->dd_head_dataset_obj, FTAG, &ds_head)); VERIFY0(dsl_dataset_get_snapname(ds)); #ifdef ZFS_DEBUG { @@ -443,17 +449,20 @@ dsl_destroy_snapshot_sync_impl(dsl_dataset_t *ds, boolean_t defer, dmu_tx_t *tx) spa_prop_clear_bootfs(dp->dp_spa, ds->ds_object, tx); - if (ds->ds_phys->ds_next_clones_obj != 0) { + if (dsl_dataset_phys(ds)->ds_next_clones_obj != 0) { ASSERTV(uint64_t count); ASSERT0(zap_count(mos, - ds->ds_phys->ds_next_clones_obj, &count) && count == 0); + dsl_dataset_phys(ds)->ds_next_clones_obj, &count) && + count == 0); VERIFY0(dmu_object_free(mos, - ds->ds_phys->ds_next_clones_obj, tx)); + dsl_dataset_phys(ds)->ds_next_clones_obj, tx)); } - if (ds->ds_phys->ds_props_obj != 0) - VERIFY0(zap_destroy(mos, ds->ds_phys->ds_props_obj, tx)); - if (ds->ds_phys->ds_userrefs_obj != 0) - VERIFY0(zap_destroy(mos, ds->ds_phys->ds_userrefs_obj, tx)); + if (dsl_dataset_phys(ds)->ds_props_obj != 0) + VERIFY0(zap_destroy(mos, dsl_dataset_phys(ds)->ds_props_obj, + tx)); + if (dsl_dataset_phys(ds)->ds_userrefs_obj != 0) + VERIFY0(zap_destroy(mos, dsl_dataset_phys(ds)->ds_userrefs_obj, + tx)); dsl_dir_rele(ds->ds_dir, ds); ds->ds_dir = NULL; dmu_object_free_zapified(mos, obj, tx); @@ -556,7 +565,8 @@ kill_blkptr(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, dsl_free(ka->tx->tx_pool, ka->tx->tx_txg, bp); } else { ASSERT(zilog == NULL); - ASSERT3U(bp->blk_birth, >, ka->ds->ds_phys->ds_prev_snap_txg); + ASSERT3U(bp->blk_birth, >, + dsl_dataset_phys(ka->ds)->ds_prev_snap_txg); (void) dsl_dataset_block_kill(ka->ds, bp, tx, B_FALSE); } @@ -578,9 +588,10 @@ old_synchronous_dataset_destroy(dsl_dataset_t *ds, dmu_tx_t *tx) ka.ds = ds; ka.tx = tx; VERIFY0(traverse_dataset(ds, - ds->ds_phys->ds_prev_snap_txg, TRAVERSE_POST, + dsl_dataset_phys(ds)->ds_prev_snap_txg, TRAVERSE_POST, kill_blkptr, &ka)); - ASSERT(!DS_UNIQUE_IS_ACCURATE(ds) || ds->ds_phys->ds_unique_bytes == 0); + ASSERT(!DS_UNIQUE_IS_ACCURATE(ds) || + dsl_dataset_phys(ds)->ds_unique_bytes == 0); } typedef struct dsl_destroy_head_arg { @@ -609,21 +620,21 @@ dsl_destroy_head_check_impl(dsl_dataset_t *ds, int expected_holds) * from.) */ if (ds->ds_prev != NULL && - ds->ds_prev->ds_phys->ds_next_snap_obj == ds->ds_object) + dsl_dataset_phys(ds->ds_prev)->ds_next_snap_obj == ds->ds_object) return (SET_ERROR(EBUSY)); /* * Can't delete if there are children of this fs. */ error = zap_count(mos, - ds->ds_dir->dd_phys->dd_child_dir_zapobj, &count); + dsl_dir_phys(ds->ds_dir)->dd_child_dir_zapobj, &count); if (error != 0) return (error); if (count != 0) return (SET_ERROR(EEXIST)); if (dsl_dir_is_clone(ds->ds_dir) && DS_IS_DEFER_DESTROY(ds->ds_prev) && - ds->ds_prev->ds_phys->ds_num_children == 2 && + dsl_dataset_phys(ds->ds_prev)->ds_num_children == 2 && ds->ds_prev->ds_userrefs == 0) { /* We need to remove the origin snapshot as well. */ if (!refcount_is_zero(&ds->ds_prev->ds_longholds)) @@ -661,7 +672,7 @@ dsl_dir_destroy_sync(uint64_t ddobj, dmu_tx_t *tx) VERIFY0(dsl_dir_hold_obj(dp, ddobj, NULL, FTAG, &dd)); - ASSERT0(dd->dd_phys->dd_head_dataset_obj); + ASSERT0(dsl_dir_phys(dd)->dd_head_dataset_obj); /* * Decrement the filesystem count for all parent filesystems. @@ -680,16 +691,17 @@ dsl_dir_destroy_sync(uint64_t ddobj, dmu_tx_t *tx) */ dsl_dir_set_reservation_sync_impl(dd, 0, tx); - ASSERT0(dd->dd_phys->dd_used_bytes); - ASSERT0(dd->dd_phys->dd_reserved); + ASSERT0(dsl_dir_phys(dd)->dd_used_bytes); + ASSERT0(dsl_dir_phys(dd)->dd_reserved); for (t = 0; t < DD_USED_NUM; t++) - ASSERT0(dd->dd_phys->dd_used_breakdown[t]); + ASSERT0(dsl_dir_phys(dd)->dd_used_breakdown[t]); - VERIFY0(zap_destroy(mos, dd->dd_phys->dd_child_dir_zapobj, tx)); - VERIFY0(zap_destroy(mos, dd->dd_phys->dd_props_zapobj, tx)); - VERIFY0(dsl_deleg_destroy(mos, dd->dd_phys->dd_deleg_zapobj, tx)); + VERIFY0(zap_destroy(mos, dsl_dir_phys(dd)->dd_child_dir_zapobj, tx)); + VERIFY0(zap_destroy(mos, dsl_dir_phys(dd)->dd_props_zapobj, tx)); + VERIFY0(dsl_deleg_destroy(mos, dsl_dir_phys(dd)->dd_deleg_zapobj, tx)); VERIFY0(zap_remove(mos, - dd->dd_parent->dd_phys->dd_child_dir_zapobj, dd->dd_myname, tx)); + dsl_dir_phys(dd->dd_parent)->dd_child_dir_zapobj, + dd->dd_myname, tx)); dsl_dir_rele(dd, FTAG); dmu_object_free_zapified(mos, ddobj, tx); @@ -704,10 +716,10 @@ dsl_destroy_head_sync_impl(dsl_dataset_t *ds, dmu_tx_t *tx) boolean_t rmorigin; objset_t *os; - ASSERT3U(ds->ds_phys->ds_num_children, <=, 1); + ASSERT3U(dsl_dataset_phys(ds)->ds_num_children, <=, 1); ASSERT(ds->ds_prev == NULL || - ds->ds_prev->ds_phys->ds_next_snap_obj != ds->ds_object); - ASSERT3U(ds->ds_phys->ds_bp.blk_birth, <=, tx->tx_txg); + dsl_dataset_phys(ds->ds_prev)->ds_next_snap_obj != ds->ds_object); + ASSERT3U(dsl_dataset_phys(ds)->ds_bp.blk_birth, <=, tx->tx_txg); ASSERT(RRW_WRITE_HELD(&dp->dp_config_rwlock)); /* We need to log before removing it from the namespace. */ @@ -715,7 +727,7 @@ dsl_destroy_head_sync_impl(dsl_dataset_t *ds, dmu_tx_t *tx) rmorigin = (dsl_dir_is_clone(ds->ds_dir) && DS_IS_DEFER_DESTROY(ds->ds_prev) && - ds->ds_prev->ds_phys->ds_num_children == 2 && + dsl_dataset_phys(ds->ds_prev)->ds_num_children == 2 && ds->ds_prev->ds_userrefs == 0); /* Remove our reservation. */ @@ -730,20 +742,21 @@ dsl_destroy_head_sync_impl(dsl_dataset_t *ds, dmu_tx_t *tx) obj = ds->ds_object; - if (ds->ds_phys->ds_prev_snap_obj != 0) { + if (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) { /* This is a clone */ ASSERT(ds->ds_prev != NULL); - ASSERT3U(ds->ds_prev->ds_phys->ds_next_snap_obj, !=, obj); - ASSERT0(ds->ds_phys->ds_next_snap_obj); + ASSERT3U(dsl_dataset_phys(ds->ds_prev)->ds_next_snap_obj, !=, + obj); + ASSERT0(dsl_dataset_phys(ds)->ds_next_snap_obj); dmu_buf_will_dirty(ds->ds_prev->ds_dbuf, tx); - if (ds->ds_prev->ds_phys->ds_next_clones_obj != 0) { + if (dsl_dataset_phys(ds->ds_prev)->ds_next_clones_obj != 0) { dsl_dataset_remove_from_next_clones(ds->ds_prev, obj, tx); } - ASSERT3U(ds->ds_prev->ds_phys->ds_num_children, >, 1); - ds->ds_prev->ds_phys->ds_num_children--; + ASSERT3U(dsl_dataset_phys(ds->ds_prev)->ds_num_children, >, 1); + dsl_dataset_phys(ds->ds_prev)->ds_num_children--; } /* @@ -752,9 +765,9 @@ dsl_destroy_head_sync_impl(dsl_dataset_t *ds, dmu_tx_t *tx) * safe to ignore the deadlist contents.) */ dsl_deadlist_close(&ds->ds_deadlist); - dsl_deadlist_free(mos, ds->ds_phys->ds_deadlist_obj, tx); + dsl_deadlist_free(mos, dsl_dataset_phys(ds)->ds_deadlist_obj, tx); dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_deadlist_obj = 0; + dsl_dataset_phys(ds)->ds_deadlist_obj = 0; VERIFY0(dmu_objset_from_ds(ds, &os)); @@ -783,15 +796,16 @@ dsl_destroy_head_sync_impl(dsl_dataset_t *ds, dmu_tx_t *tx) scn->scn_async_destroying = B_TRUE; } - used = ds->ds_dir->dd_phys->dd_used_bytes; - comp = ds->ds_dir->dd_phys->dd_compressed_bytes; - uncomp = ds->ds_dir->dd_phys->dd_uncompressed_bytes; + used = dsl_dir_phys(ds->ds_dir)->dd_used_bytes; + comp = dsl_dir_phys(ds->ds_dir)->dd_compressed_bytes; + uncomp = dsl_dir_phys(ds->ds_dir)->dd_uncompressed_bytes; ASSERT(!DS_UNIQUE_IS_ACCURATE(ds) || - ds->ds_phys->ds_unique_bytes == used); + dsl_dataset_phys(ds)->ds_unique_bytes == used); bptree_add(mos, dp->dp_bptree_obj, - &ds->ds_phys->ds_bp, ds->ds_phys->ds_prev_snap_txg, + &dsl_dataset_phys(ds)->ds_bp, + dsl_dataset_phys(ds)->ds_prev_snap_txg, used, comp, uncomp, tx); dsl_dir_diduse_space(ds->ds_dir, DD_USED_HEAD, -used, -comp, -uncomp, tx); @@ -802,7 +816,7 @@ dsl_destroy_head_sync_impl(dsl_dataset_t *ds, dmu_tx_t *tx) if (ds->ds_prev != NULL) { if (spa_version(dp->dp_spa) >= SPA_VERSION_DIR_CLONES) { VERIFY0(zap_remove_int(mos, - ds->ds_prev->ds_dir->dd_phys->dd_clones, + dsl_dir_phys(ds->ds_prev->ds_dir)->dd_clones, ds->ds_object, tx)); } prevobj = ds->ds_prev->ds_object; @@ -821,22 +835,22 @@ dsl_destroy_head_sync_impl(dsl_dataset_t *ds, dmu_tx_t *tx) /* Erase the link in the dir */ dmu_buf_will_dirty(ds->ds_dir->dd_dbuf, tx); - ds->ds_dir->dd_phys->dd_head_dataset_obj = 0; + dsl_dir_phys(ds->ds_dir)->dd_head_dataset_obj = 0; ddobj = ds->ds_dir->dd_object; - ASSERT(ds->ds_phys->ds_snapnames_zapobj != 0); - VERIFY0(zap_destroy(mos, ds->ds_phys->ds_snapnames_zapobj, tx)); + ASSERT(dsl_dataset_phys(ds)->ds_snapnames_zapobj != 0); + VERIFY0(zap_destroy(mos, + dsl_dataset_phys(ds)->ds_snapnames_zapobj, tx)); if (ds->ds_bookmarks != 0) { - VERIFY0(zap_destroy(mos, - ds->ds_bookmarks, tx)); + VERIFY0(zap_destroy(mos, ds->ds_bookmarks, tx)); spa_feature_decr(dp->dp_spa, SPA_FEATURE_BOOKMARKS, tx); } spa_prop_clear_bootfs(dp->dp_spa, ds->ds_object, tx); - ASSERT0(ds->ds_phys->ds_next_clones_obj); - ASSERT0(ds->ds_phys->ds_props_obj); - ASSERT0(ds->ds_phys->ds_userrefs_obj); + ASSERT0(dsl_dataset_phys(ds)->ds_next_clones_obj); + ASSERT0(dsl_dataset_phys(ds)->ds_props_obj); + ASSERT0(dsl_dataset_phys(ds)->ds_userrefs_obj); dsl_dir_rele(ds->ds_dir, ds); ds->ds_dir = NULL; dmu_object_free_zapified(mos, obj, tx); @@ -874,7 +888,7 @@ dsl_destroy_head_begin_sync(void *arg, dmu_tx_t *tx) /* Mark it as inconsistent on-disk, in case we crash */ dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_flags |= DS_FLAG_INCONSISTENT; + dsl_dataset_phys(ds)->ds_flags |= DS_FLAG_INCONSISTENT; spa_history_log_internal_ds(ds, "destroy begin", tx, ""); dsl_dataset_rele(ds, FTAG); @@ -917,7 +931,8 @@ dsl_destroy_head(const char *name) if (error == 0) { uint64_t obj; uint64_t prev_snap_txg = - dmu_objset_ds(os)->ds_phys->ds_prev_snap_txg; + dsl_dataset_phys(dmu_objset_ds(os))-> + ds_prev_snap_txg; for (obj = 0; error == 0; error = dmu_object_next(os, &obj, FALSE, prev_snap_txg)) diff --git a/module/zfs/dsl_dir.c b/module/zfs/dsl_dir.c index 3e6b7a018..0a0a0fa7c 100644 --- a/module/zfs/dsl_dir.c +++ b/module/zfs/dsl_dir.c @@ -122,6 +122,8 @@ * such as those created by zfs diff. */ +extern inline dsl_dir_phys_t *dsl_dir_phys(dsl_dir_t *dd); + static uint64_t dsl_dir_space_towrite(dsl_dir_t *dd); /* ARGSUSED */ @@ -181,7 +183,6 @@ dsl_dir_hold_obj(dsl_pool_t *dp, uint64_t ddobj, dd->dd_object = ddobj; dd->dd_dbuf = dbuf; dd->dd_pool = dp; - dd->dd_phys = dbuf->db_data; mutex_init(&dd->dd_lock, NULL, MUTEX_DEFAULT, NULL); list_create(&dd->dd_prop_cbs, sizeof (dsl_prop_cb_record_t), @@ -189,9 +190,10 @@ dsl_dir_hold_obj(dsl_pool_t *dp, uint64_t ddobj, dsl_dir_snap_cmtime_update(dd); - if (dd->dd_phys->dd_parent_obj) { - err = dsl_dir_hold_obj(dp, dd->dd_phys->dd_parent_obj, - NULL, dd, &dd->dd_parent); + if (dsl_dir_phys(dd)->dd_parent_obj) { + err = dsl_dir_hold_obj(dp, + dsl_dir_phys(dd)->dd_parent_obj, NULL, dd, + &dd->dd_parent); if (err != 0) goto errout; if (tail) { @@ -199,14 +201,16 @@ dsl_dir_hold_obj(dsl_pool_t *dp, uint64_t ddobj, uint64_t foundobj; err = zap_lookup(dp->dp_meta_objset, - dd->dd_parent->dd_phys->dd_child_dir_zapobj, - tail, sizeof (foundobj), 1, &foundobj); + dsl_dir_phys(dd->dd_parent)-> + dd_child_dir_zapobj, tail, + sizeof (foundobj), 1, &foundobj); ASSERT(err || foundobj == ddobj); #endif (void) strcpy(dd->dd_myname, tail); } else { err = zap_value_search(dp->dp_meta_objset, - dd->dd_parent->dd_phys->dd_child_dir_zapobj, + dsl_dir_phys(dd->dd_parent)-> + dd_child_dir_zapobj, ddobj, 0, dd->dd_myname); } if (err != 0) @@ -225,7 +229,8 @@ dsl_dir_hold_obj(dsl_pool_t *dp, uint64_t ddobj, * Just look at its phys directly instead. */ err = dmu_bonus_hold(dp->dp_meta_objset, - dd->dd_phys->dd_origin_obj, FTAG, &origin_bonus); + dsl_dir_phys(dd)->dd_origin_obj, FTAG, + &origin_bonus); if (err != 0) goto errout; origin_phys = origin_bonus->db_data; @@ -234,8 +239,7 @@ dsl_dir_hold_obj(dsl_pool_t *dp, uint64_t ddobj, dmu_buf_rele(origin_bonus, FTAG); } - winner = dmu_buf_set_user_ie(dbuf, dd, &dd->dd_phys, - dsl_dir_evict); + winner = dmu_buf_set_user_ie(dbuf, dd, dsl_dir_evict); if (winner) { if (dd->dd_parent) dsl_dir_rele(dd->dd_parent, dd); @@ -421,10 +425,10 @@ dsl_dir_hold(dsl_pool_t *dp, const char *name, void *tag, if (next[0] == '@') break; dprintf("looking up %s in obj%lld\n", - buf, dd->dd_phys->dd_child_dir_zapobj); + buf, dsl_dir_phys(dd)->dd_child_dir_zapobj); err = zap_lookup(dp->dp_meta_objset, - dd->dd_phys->dd_child_dir_zapobj, + dsl_dir_phys(dd)->dd_child_dir_zapobj, buf, sizeof (ddobj), 1, &ddobj); if (err != 0) { if (err == ENOENT) @@ -507,7 +511,7 @@ dsl_dir_init_fs_ss_count(dsl_dir_t *dd, dmu_tx_t *tx) za = kmem_alloc(sizeof (zap_attribute_t), KM_SLEEP); /* Iterate my child dirs */ - for (zap_cursor_init(zc, os, dd->dd_phys->dd_child_dir_zapobj); + for (zap_cursor_init(zc, os, dsl_dir_phys(dd)->dd_child_dir_zapobj); zap_cursor_retrieve(zc, za) == 0; zap_cursor_advance(zc)) { dsl_dir_t *chld_dd; uint64_t count; @@ -541,9 +545,9 @@ dsl_dir_init_fs_ss_count(dsl_dir_t *dd, dmu_tx_t *tx) zap_cursor_fini(zc); /* Count my snapshots (we counted children's snapshots above) */ VERIFY0(dsl_dataset_hold_obj(dd->dd_pool, - dd->dd_phys->dd_head_dataset_obj, FTAG, &ds)); + dsl_dir_phys(dd)->dd_head_dataset_obj, FTAG, &ds)); - for (zap_cursor_init(zc, os, ds->ds_phys->ds_snapnames_zapobj); + for (zap_cursor_init(zc, os, dsl_dataset_phys(ds)->ds_snapnames_zapobj); zap_cursor_retrieve(zc, za) == 0; zap_cursor_advance(zc)) { /* Don't count temporary snapshots */ @@ -691,7 +695,7 @@ dsl_enforce_ds_ss_limits(dsl_dir_t *dd, zfs_prop_t prop, cred_t *cr) return (ENFORCE_NEVER); #endif - if ((obj = dd->dd_phys->dd_head_dataset_obj) == 0) + if ((obj = dsl_dir_phys(dd)->dd_head_dataset_obj) == 0) return (ENFORCE_ALWAYS); ASSERT(dsl_pool_config_held(dd->dd_pool)); @@ -869,7 +873,7 @@ dsl_dir_create_sync(dsl_pool_t *dp, dsl_dir_t *pds, const char *name, ddobj = dmu_object_alloc(mos, DMU_OT_DSL_DIR, 0, DMU_OT_DSL_DIR, sizeof (dsl_dir_phys_t), tx); if (pds) { - VERIFY(0 == zap_add(mos, pds->dd_phys->dd_child_dir_zapobj, + VERIFY(0 == zap_add(mos, dsl_dir_phys(pds)->dd_child_dir_zapobj, name, sizeof (uint64_t), 1, &ddobj, tx)); } else { /* it's the root dir */ @@ -901,9 +905,9 @@ dsl_dir_create_sync(dsl_pool_t *dp, dsl_dir_t *pds, const char *name, boolean_t dsl_dir_is_clone(dsl_dir_t *dd) { - return (dd->dd_phys->dd_origin_obj && + return (dsl_dir_phys(dd)->dd_origin_obj && (dd->dd_pool->dp_origin_snap == NULL || - dd->dd_phys->dd_origin_obj != + dsl_dir_phys(dd)->dd_origin_obj != dd->dd_pool->dp_origin_snap->ds_object)); } @@ -912,26 +916,27 @@ dsl_dir_stats(dsl_dir_t *dd, nvlist_t *nv) { mutex_enter(&dd->dd_lock); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_USED, - dd->dd_phys->dd_used_bytes); - dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_QUOTA, dd->dd_phys->dd_quota); + dsl_dir_phys(dd)->dd_used_bytes); + dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_QUOTA, + dsl_dir_phys(dd)->dd_quota); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_RESERVATION, - dd->dd_phys->dd_reserved); + dsl_dir_phys(dd)->dd_reserved); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_COMPRESSRATIO, - dd->dd_phys->dd_compressed_bytes == 0 ? 100 : - (dd->dd_phys->dd_uncompressed_bytes * 100 / - dd->dd_phys->dd_compressed_bytes)); + dsl_dir_phys(dd)->dd_compressed_bytes == 0 ? 100 : + (dsl_dir_phys(dd)->dd_uncompressed_bytes * 100 / + dsl_dir_phys(dd)->dd_compressed_bytes)); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_LOGICALUSED, - dd->dd_phys->dd_uncompressed_bytes); - if (dd->dd_phys->dd_flags & DD_FLAG_USED_BREAKDOWN) { + dsl_dir_phys(dd)->dd_uncompressed_bytes); + if (dsl_dir_phys(dd)->dd_flags & DD_FLAG_USED_BREAKDOWN) { dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_USEDSNAP, - dd->dd_phys->dd_used_breakdown[DD_USED_SNAP]); + dsl_dir_phys(dd)->dd_used_breakdown[DD_USED_SNAP]); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_USEDDS, - dd->dd_phys->dd_used_breakdown[DD_USED_HEAD]); + dsl_dir_phys(dd)->dd_used_breakdown[DD_USED_HEAD]); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_USEDREFRESERV, - dd->dd_phys->dd_used_breakdown[DD_USED_REFRSRV]); + dsl_dir_phys(dd)->dd_used_breakdown[DD_USED_REFRSRV]); dsl_prop_nvlist_add_uint64(nv, ZFS_PROP_USEDCHILD, - dd->dd_phys->dd_used_breakdown[DD_USED_CHILD] + - dd->dd_phys->dd_used_breakdown[DD_USED_CHILD_RSRV]); + dsl_dir_phys(dd)->dd_used_breakdown[DD_USED_CHILD] + + dsl_dir_phys(dd)->dd_used_breakdown[DD_USED_CHILD_RSRV]); } mutex_exit(&dd->dd_lock); @@ -956,7 +961,7 @@ dsl_dir_stats(dsl_dir_t *dd, nvlist_t *nv) char buf[MAXNAMELEN]; VERIFY0(dsl_dataset_hold_obj(dd->dd_pool, - dd->dd_phys->dd_origin_obj, FTAG, &ds)); + dsl_dir_phys(dd)->dd_origin_obj, FTAG, &ds)); dsl_dataset_name(ds, buf); dsl_dataset_rele(ds, FTAG); dsl_prop_nvlist_add_string(nv, ZFS_PROP_ORIGIN, buf); @@ -968,7 +973,7 @@ dsl_dir_dirty(dsl_dir_t *dd, dmu_tx_t *tx) { dsl_pool_t *dp = dd->dd_pool; - ASSERT(dd->dd_phys); + ASSERT(dsl_dir_phys(dd)); if (txg_list_add(&dp->dp_dirty_dirs, dd, tx->tx_txg)) { /* up the hold count until we can be written out */ @@ -979,8 +984,9 @@ dsl_dir_dirty(dsl_dir_t *dd, dmu_tx_t *tx) static int64_t parent_delta(dsl_dir_t *dd, uint64_t used, int64_t delta) { - uint64_t old_accounted = MAX(used, dd->dd_phys->dd_reserved); - uint64_t new_accounted = MAX(used + delta, dd->dd_phys->dd_reserved); + uint64_t old_accounted = MAX(used, dsl_dir_phys(dd)->dd_reserved); + uint64_t new_accounted = + MAX(used + delta, dsl_dir_phys(dd)->dd_reserved); return (new_accounted - old_accounted); } @@ -1039,9 +1045,9 @@ dsl_dir_space_available(dsl_dir_t *dd, } mutex_enter(&dd->dd_lock); - if (dd->dd_phys->dd_quota != 0) - quota = dd->dd_phys->dd_quota; - used = dd->dd_phys->dd_used_bytes; + if (dsl_dir_phys(dd)->dd_quota != 0) + quota = dsl_dir_phys(dd)->dd_quota; + used = dsl_dir_phys(dd)->dd_used_bytes; if (!ondiskonly) used += dsl_dir_space_towrite(dd); @@ -1050,12 +1056,12 @@ dsl_dir_space_available(dsl_dir_t *dd, quota = MIN(quota, poolsize); } - if (dd->dd_phys->dd_reserved > used && parentspace != UINT64_MAX) { + if (dsl_dir_phys(dd)->dd_reserved > used && parentspace != UINT64_MAX) { /* * We have some space reserved, in addition to what our * parent gave us. */ - parentspace += dd->dd_phys->dd_reserved - used; + parentspace += dsl_dir_phys(dd)->dd_reserved - used; } if (dd == ancestor) { @@ -1114,7 +1120,7 @@ dsl_dir_tempreserve_impl(dsl_dir_t *dd, uint64_t asize, boolean_t netfree, est_inflight = dsl_dir_space_towrite(dd); for (i = 0; i < TXG_SIZE; i++) est_inflight += dd->dd_tempreserved[i]; - used_on_disk = dd->dd_phys->dd_used_bytes; + used_on_disk = dsl_dir_phys(dd)->dd_used_bytes; /* * On the first iteration, fetch the dataset's used-on-disk and @@ -1138,10 +1144,10 @@ dsl_dir_tempreserve_impl(dsl_dir_t *dd, uint64_t asize, boolean_t netfree, * If this transaction will result in a net free of space, * we want to let it through. */ - if (ignorequota || netfree || dd->dd_phys->dd_quota == 0) + if (ignorequota || netfree || dsl_dir_phys(dd)->dd_quota == 0) quota = UINT64_MAX; else - quota = dd->dd_phys->dd_quota; + quota = dsl_dir_phys(dd)->dd_quota; /* * Adjust the quota against the actual pool size at the root @@ -1196,7 +1202,7 @@ dsl_dir_tempreserve_impl(dsl_dir_t *dd, uint64_t asize, boolean_t netfree, /* see if it's OK with our parent */ if (dd->dd_parent && parent_rsrv) { - boolean_t ismos = (dd->dd_phys->dd_head_dataset_obj == 0); + boolean_t ismos = (dsl_dir_phys(dd)->dd_head_dataset_obj == 0); return (dsl_dir_tempreserve_impl(dd->dd_parent, parent_rsrv, netfree, ismos, TRUE, tr_list, tx, FALSE)); @@ -1321,7 +1327,7 @@ dsl_dir_willuse_space(dsl_dir_t *dd, int64_t space, dmu_tx_t *tx) dd->dd_space_towrite[tx->tx_txg & TXG_MASK] += space; est_used = dsl_dir_space_towrite(dd) + - dd->dd_phys->dd_used_bytes; + dsl_dir_phys(dd)->dd_used_bytes; parent_space = parent_delta(dd, est_used, space); mutex_exit(&dd->dd_lock); @@ -1356,27 +1362,28 @@ dsl_dir_diduse_space(dsl_dir_t *dd, dd_used_t type, if (needlock) mutex_enter(&dd->dd_lock); - accounted_delta = parent_delta(dd, dd->dd_phys->dd_used_bytes, used); - ASSERT(used >= 0 || dd->dd_phys->dd_used_bytes >= -used); + accounted_delta = + parent_delta(dd, dsl_dir_phys(dd)->dd_used_bytes, used); + ASSERT(used >= 0 || dsl_dir_phys(dd)->dd_used_bytes >= -used); ASSERT(compressed >= 0 || - dd->dd_phys->dd_compressed_bytes >= -compressed); + dsl_dir_phys(dd)->dd_compressed_bytes >= -compressed); ASSERT(uncompressed >= 0 || - dd->dd_phys->dd_uncompressed_bytes >= -uncompressed); - dd->dd_phys->dd_used_bytes += used; - dd->dd_phys->dd_uncompressed_bytes += uncompressed; - dd->dd_phys->dd_compressed_bytes += compressed; + dsl_dir_phys(dd)->dd_uncompressed_bytes >= -uncompressed); + dsl_dir_phys(dd)->dd_used_bytes += used; + dsl_dir_phys(dd)->dd_uncompressed_bytes += uncompressed; + dsl_dir_phys(dd)->dd_compressed_bytes += compressed; - if (dd->dd_phys->dd_flags & DD_FLAG_USED_BREAKDOWN) { + if (dsl_dir_phys(dd)->dd_flags & DD_FLAG_USED_BREAKDOWN) { ASSERT(used > 0 || - dd->dd_phys->dd_used_breakdown[type] >= -used); - dd->dd_phys->dd_used_breakdown[type] += used; + dsl_dir_phys(dd)->dd_used_breakdown[type] >= -used); + dsl_dir_phys(dd)->dd_used_breakdown[type] += used; #ifdef DEBUG { dd_used_t t; uint64_t u = 0; for (t = 0; t < DD_USED_NUM; t++) - u += dd->dd_phys->dd_used_breakdown[t]; - ASSERT3U(u, ==, dd->dd_phys->dd_used_bytes); + u += dsl_dir_phys(dd)->dd_used_breakdown[t]; + ASSERT3U(u, ==, dsl_dir_phys(dd)->dd_used_bytes); } #endif } @@ -1400,17 +1407,18 @@ dsl_dir_transfer_space(dsl_dir_t *dd, int64_t delta, ASSERT(oldtype < DD_USED_NUM); ASSERT(newtype < DD_USED_NUM); - if (delta == 0 || !(dd->dd_phys->dd_flags & DD_FLAG_USED_BREAKDOWN)) + if (delta == 0 || + !(dsl_dir_phys(dd)->dd_flags & DD_FLAG_USED_BREAKDOWN)) return; dmu_buf_will_dirty(dd->dd_dbuf, tx); mutex_enter(&dd->dd_lock); ASSERT(delta > 0 ? - dd->dd_phys->dd_used_breakdown[oldtype] >= delta : - dd->dd_phys->dd_used_breakdown[newtype] >= -delta); - ASSERT(dd->dd_phys->dd_used_bytes >= ABS(delta)); - dd->dd_phys->dd_used_breakdown[oldtype] -= delta; - dd->dd_phys->dd_used_breakdown[newtype] += delta; + dsl_dir_phys(dd)->dd_used_breakdown[oldtype] >= delta : + dsl_dir_phys(dd)->dd_used_breakdown[newtype] >= -delta); + ASSERT(dsl_dir_phys(dd)->dd_used_bytes >= ABS(delta)); + dsl_dir_phys(dd)->dd_used_breakdown[oldtype] -= delta; + dsl_dir_phys(dd)->dd_used_breakdown[newtype] += delta; mutex_exit(&dd->dd_lock); } @@ -1454,8 +1462,8 @@ dsl_dir_set_quota_check(void *arg, dmu_tx_t *tx) */ towrite = dsl_dir_space_towrite(ds->ds_dir); if ((dmu_tx_is_syncing(tx) || towrite == 0) && - (newval < ds->ds_dir->dd_phys->dd_reserved || - newval < ds->ds_dir->dd_phys->dd_used_bytes + towrite)) { + (newval < dsl_dir_phys(ds->ds_dir)->dd_reserved || + newval < dsl_dir_phys(ds->ds_dir)->dd_used_bytes + towrite)) { error = SET_ERROR(ENOSPC); } mutex_exit(&ds->ds_dir->dd_lock); @@ -1488,7 +1496,7 @@ dsl_dir_set_quota_sync(void *arg, dmu_tx_t *tx) dmu_buf_will_dirty(ds->ds_dir->dd_dbuf, tx); mutex_enter(&ds->ds_dir->dd_lock); - ds->ds_dir->dd_phys->dd_quota = newval; + dsl_dir_phys(ds->ds_dir)->dd_quota = newval; mutex_exit(&ds->ds_dir->dd_lock); dsl_dataset_rele(ds, FTAG); } @@ -1539,7 +1547,7 @@ dsl_dir_set_reservation_check(void *arg, dmu_tx_t *tx) } mutex_enter(&dd->dd_lock); - used = dd->dd_phys->dd_used_bytes; + used = dsl_dir_phys(dd)->dd_used_bytes; mutex_exit(&dd->dd_lock); if (dd->dd_parent) { @@ -1549,13 +1557,13 @@ dsl_dir_set_reservation_check(void *arg, dmu_tx_t *tx) avail = dsl_pool_adjustedsize(dd->dd_pool, B_FALSE) - used; } - if (MAX(used, newval) > MAX(used, dd->dd_phys->dd_reserved)) { + if (MAX(used, newval) > MAX(used, dsl_dir_phys(dd)->dd_reserved)) { uint64_t delta = MAX(used, newval) - - MAX(used, dd->dd_phys->dd_reserved); + MAX(used, dsl_dir_phys(dd)->dd_reserved); if (delta > avail || - (dd->dd_phys->dd_quota > 0 && - newval > dd->dd_phys->dd_quota)) + (dsl_dir_phys(dd)->dd_quota > 0 && + newval > dsl_dir_phys(dd)->dd_quota)) error = SET_ERROR(ENOSPC); } @@ -1572,9 +1580,9 @@ dsl_dir_set_reservation_sync_impl(dsl_dir_t *dd, uint64_t value, dmu_tx_t *tx) dmu_buf_will_dirty(dd->dd_dbuf, tx); mutex_enter(&dd->dd_lock); - used = dd->dd_phys->dd_used_bytes; - delta = MAX(used, value) - MAX(used, dd->dd_phys->dd_reserved); - dd->dd_phys->dd_reserved = value; + used = dsl_dir_phys(dd)->dd_used_bytes; + delta = MAX(used, value) - MAX(used, dsl_dir_phys(dd)->dd_reserved); + dsl_dir_phys(dd)->dd_reserved = value; if (dd->dd_parent != NULL) { /* Roll up this additional usage into our ancestors */ @@ -1651,7 +1659,7 @@ would_change(dsl_dir_t *dd, int64_t delta, dsl_dir_t *ancestor) return (delta); mutex_enter(&dd->dd_lock); - delta = parent_delta(dd, dd->dd_phys->dd_used_bytes, delta); + delta = parent_delta(dd, dsl_dir_phys(dd)->dd_used_bytes, delta); mutex_exit(&dd->dd_lock); return (would_change(dd->dd_parent, delta, ancestor)); } @@ -1742,7 +1750,8 @@ dsl_dir_rename_check(void *arg, dmu_tx_t *tx) if (newparent != dd->dd_parent) { /* is there enough space? */ uint64_t myspace = - MAX(dd->dd_phys->dd_used_bytes, dd->dd_phys->dd_reserved); + MAX(dsl_dir_phys(dd)->dd_used_bytes, + dsl_dir_phys(dd)->dd_reserved); objset_t *os = dd->dd_pool->dp_meta_objset; uint64_t fs_cnt = 0; uint64_t ss_cnt = 0; @@ -1841,17 +1850,18 @@ dsl_dir_rename_sync(void *arg, dmu_tx_t *tx) DD_FIELD_SNAPSHOT_COUNT, tx); dsl_dir_diduse_space(dd->dd_parent, DD_USED_CHILD, - -dd->dd_phys->dd_used_bytes, - -dd->dd_phys->dd_compressed_bytes, - -dd->dd_phys->dd_uncompressed_bytes, tx); + -dsl_dir_phys(dd)->dd_used_bytes, + -dsl_dir_phys(dd)->dd_compressed_bytes, + -dsl_dir_phys(dd)->dd_uncompressed_bytes, tx); dsl_dir_diduse_space(newparent, DD_USED_CHILD, - dd->dd_phys->dd_used_bytes, - dd->dd_phys->dd_compressed_bytes, - dd->dd_phys->dd_uncompressed_bytes, tx); + dsl_dir_phys(dd)->dd_used_bytes, + dsl_dir_phys(dd)->dd_compressed_bytes, + dsl_dir_phys(dd)->dd_uncompressed_bytes, tx); - if (dd->dd_phys->dd_reserved > dd->dd_phys->dd_used_bytes) { - uint64_t unused_rsrv = dd->dd_phys->dd_reserved - - dd->dd_phys->dd_used_bytes; + if (dsl_dir_phys(dd)->dd_reserved > + dsl_dir_phys(dd)->dd_used_bytes) { + uint64_t unused_rsrv = dsl_dir_phys(dd)->dd_reserved - + dsl_dir_phys(dd)->dd_used_bytes; dsl_dir_diduse_space(dd->dd_parent, DD_USED_CHILD_RSRV, -unused_rsrv, 0, 0, tx); @@ -1863,18 +1873,19 @@ dsl_dir_rename_sync(void *arg, dmu_tx_t *tx) dmu_buf_will_dirty(dd->dd_dbuf, tx); /* remove from old parent zapobj */ - error = zap_remove(mos, dd->dd_parent->dd_phys->dd_child_dir_zapobj, + error = zap_remove(mos, + dsl_dir_phys(dd->dd_parent)->dd_child_dir_zapobj, dd->dd_myname, tx); ASSERT0(error); (void) strcpy(dd->dd_myname, mynewname); dsl_dir_rele(dd->dd_parent, dd); - dd->dd_phys->dd_parent_obj = newparent->dd_object; + dsl_dir_phys(dd)->dd_parent_obj = newparent->dd_object; VERIFY0(dsl_dir_hold_obj(dp, newparent->dd_object, NULL, dd, &dd->dd_parent)); /* add to new parent zapobj */ - VERIFY0(zap_add(mos, newparent->dd_phys->dd_child_dir_zapobj, + VERIFY0(zap_add(mos, dsl_dir_phys(newparent)->dd_child_dir_zapobj, dd->dd_myname, 8, 1, &dd->dd_object, tx)); #ifdef _KERNEL diff --git a/module/zfs/dsl_pool.c b/module/zfs/dsl_pool.c index b54c03bc3..96a599780 100644 --- a/module/zfs/dsl_pool.c +++ b/module/zfs/dsl_pool.c @@ -137,7 +137,7 @@ dsl_pool_open_special_dir(dsl_pool_t *dp, const char *name, dsl_dir_t **ddp) int err; err = zap_lookup(dp->dp_meta_objset, - dp->dp_root_dir->dd_phys->dd_child_dir_zapobj, + dsl_dir_phys(dp->dp_root_dir)->dd_child_dir_zapobj, name, sizeof (obj), 1, &obj); if (err) return (err); @@ -219,11 +219,11 @@ dsl_pool_open(dsl_pool_t *dp) err = dsl_pool_open_special_dir(dp, ORIGIN_DIR_NAME, &dd); if (err) goto out; - err = dsl_dataset_hold_obj(dp, dd->dd_phys->dd_head_dataset_obj, - FTAG, &ds); + err = dsl_dataset_hold_obj(dp, + dsl_dir_phys(dd)->dd_head_dataset_obj, FTAG, &ds); if (err == 0) { err = dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, dp, + dsl_dataset_phys(ds)->ds_prev_snap_obj, dp, &dp->dp_origin_snap); dsl_dataset_rele(ds, FTAG); } @@ -683,15 +683,15 @@ upgrade_clones_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) if (err) return (err); - while (ds->ds_phys->ds_prev_snap_obj != 0) { - err = dsl_dataset_hold_obj(dp, ds->ds_phys->ds_prev_snap_obj, - FTAG, &prev); + while (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) { + err = dsl_dataset_hold_obj(dp, + dsl_dataset_phys(ds)->ds_prev_snap_obj, FTAG, &prev); if (err) { dsl_dataset_rele(ds, FTAG); return (err); } - if (prev->ds_phys->ds_next_snap_obj != ds->ds_object) + if (dsl_dataset_phys(prev)->ds_next_snap_obj != ds->ds_object) break; dsl_dataset_rele(ds, FTAG); ds = prev; @@ -705,7 +705,7 @@ upgrade_clones_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) * The $ORIGIN can't have any data, or the accounting * will be wrong. */ - ASSERT0(prev->ds_phys->ds_bp.blk_birth); + ASSERT0(dsl_dataset_phys(prev)->ds_bp.blk_birth); /* The origin doesn't get attached to itself */ if (ds->ds_object == prev->ds_object) { @@ -714,33 +714,35 @@ upgrade_clones_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) } dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_prev_snap_obj = prev->ds_object; - ds->ds_phys->ds_prev_snap_txg = prev->ds_phys->ds_creation_txg; + dsl_dataset_phys(ds)->ds_prev_snap_obj = prev->ds_object; + dsl_dataset_phys(ds)->ds_prev_snap_txg = + dsl_dataset_phys(prev)->ds_creation_txg; dmu_buf_will_dirty(ds->ds_dir->dd_dbuf, tx); - ds->ds_dir->dd_phys->dd_origin_obj = prev->ds_object; + dsl_dir_phys(ds->ds_dir)->dd_origin_obj = prev->ds_object; dmu_buf_will_dirty(prev->ds_dbuf, tx); - prev->ds_phys->ds_num_children++; + dsl_dataset_phys(prev)->ds_num_children++; - if (ds->ds_phys->ds_next_snap_obj == 0) { + if (dsl_dataset_phys(ds)->ds_next_snap_obj == 0) { ASSERT(ds->ds_prev == NULL); VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, ds, &ds->ds_prev)); + dsl_dataset_phys(ds)->ds_prev_snap_obj, + ds, &ds->ds_prev)); } } - ASSERT3U(ds->ds_dir->dd_phys->dd_origin_obj, ==, prev->ds_object); - ASSERT3U(ds->ds_phys->ds_prev_snap_obj, ==, prev->ds_object); + ASSERT3U(dsl_dir_phys(ds->ds_dir)->dd_origin_obj, ==, prev->ds_object); + ASSERT3U(dsl_dataset_phys(ds)->ds_prev_snap_obj, ==, prev->ds_object); - if (prev->ds_phys->ds_next_clones_obj == 0) { + if (dsl_dataset_phys(prev)->ds_next_clones_obj == 0) { dmu_buf_will_dirty(prev->ds_dbuf, tx); - prev->ds_phys->ds_next_clones_obj = + dsl_dataset_phys(prev)->ds_next_clones_obj = zap_create(dp->dp_meta_objset, DMU_OT_NEXT_CLONES, DMU_OT_NONE, 0, tx); } VERIFY0(zap_add_int(dp->dp_meta_objset, - prev->ds_phys->ds_next_clones_obj, ds->ds_object, tx)); + dsl_dataset_phys(prev)->ds_next_clones_obj, ds->ds_object, tx)); dsl_dataset_rele(ds, FTAG); if (prev != dp->dp_origin_snap) @@ -765,20 +767,22 @@ upgrade_dir_clones_cb(dsl_pool_t *dp, dsl_dataset_t *ds, void *arg) dmu_tx_t *tx = arg; objset_t *mos = dp->dp_meta_objset; - if (ds->ds_dir->dd_phys->dd_origin_obj != 0) { + if (dsl_dir_phys(ds->ds_dir)->dd_origin_obj != 0) { dsl_dataset_t *origin; VERIFY0(dsl_dataset_hold_obj(dp, - ds->ds_dir->dd_phys->dd_origin_obj, FTAG, &origin)); + dsl_dir_phys(ds->ds_dir)->dd_origin_obj, FTAG, &origin)); - if (origin->ds_dir->dd_phys->dd_clones == 0) { + if (dsl_dir_phys(origin->ds_dir)->dd_clones == 0) { dmu_buf_will_dirty(origin->ds_dir->dd_dbuf, tx); - origin->ds_dir->dd_phys->dd_clones = zap_create(mos, - DMU_OT_DSL_CLONES, DMU_OT_NONE, 0, tx); + dsl_dir_phys(origin->ds_dir)->dd_clones = + zap_create(mos, DMU_OT_DSL_CLONES, DMU_OT_NONE, + 0, tx); } VERIFY0(zap_add_int(dp->dp_meta_objset, - origin->ds_dir->dd_phys->dd_clones, ds->ds_object, tx)); + dsl_dir_phys(origin->ds_dir)->dd_clones, + ds->ds_object, tx)); dsl_dataset_rele(origin, FTAG); } @@ -826,7 +830,7 @@ dsl_pool_create_origin(dsl_pool_t *dp, dmu_tx_t *tx) NULL, 0, kcred, tx); VERIFY0(dsl_dataset_hold_obj(dp, dsobj, FTAG, &ds)); dsl_dataset_snapshot_sync_impl(ds, ORIGIN_DIR_NAME, tx); - VERIFY0(dsl_dataset_hold_obj(dp, ds->ds_phys->ds_prev_snap_obj, + VERIFY0(dsl_dataset_hold_obj(dp, dsl_dataset_phys(ds)->ds_prev_snap_obj, dp, &dp->dp_origin_snap)); dsl_dataset_rele(ds, FTAG); } diff --git a/module/zfs/dsl_prop.c b/module/zfs/dsl_prop.c index cd5891864..95e0fa6e3 100644 --- a/module/zfs/dsl_prop.c +++ b/module/zfs/dsl_prop.c @@ -105,8 +105,8 @@ dsl_prop_get_dd(dsl_dir_t *dd, const char *propname, } /* Check for a local value. */ - err = zap_lookup(mos, dd->dd_phys->dd_props_zapobj, propname, - intsz, numints, buf); + err = zap_lookup(mos, dsl_dir_phys(dd)->dd_props_zapobj, + propname, intsz, numints, buf); if (err != ENOENT) { if (setpoint != NULL && err == 0) dsl_dir_name(dd, setpoint); @@ -117,14 +117,14 @@ dsl_prop_get_dd(dsl_dir_t *dd, const char *propname, * Skip the check for a received value if there is an explicit * inheritance entry. */ - err = zap_contains(mos, dd->dd_phys->dd_props_zapobj, + err = zap_contains(mos, dsl_dir_phys(dd)->dd_props_zapobj, inheritstr); if (err != 0 && err != ENOENT) break; if (err == ENOENT) { /* Check for a received value. */ - err = zap_lookup(mos, dd->dd_phys->dd_props_zapobj, + err = zap_lookup(mos, dsl_dir_phys(dd)->dd_props_zapobj, recvdstr, intsz, numints, buf); if (err != ENOENT) { if (setpoint != NULL && err == 0) { @@ -169,7 +169,7 @@ dsl_prop_get_ds(dsl_dataset_t *ds, const char *propname, ASSERT(dsl_pool_config_held(ds->ds_dir->dd_pool)); inheritable = (prop == ZPROP_INVAL || zfs_prop_inheritable(prop)); snapshot = dsl_dataset_is_snapshot(ds); - zapobj = ds->ds_phys->ds_props_obj; + zapobj = dsl_dataset_phys(ds)->ds_props_obj; if (zapobj != 0) { objset_t *mos = ds->ds_dir->dd_pool->dp_meta_objset; @@ -327,7 +327,7 @@ dsl_prop_predict(dsl_dir_t *dd, const char *propname, } mos = dd->dd_pool->dp_meta_objset; - zapobj = dd->dd_phys->dd_props_zapobj; + zapobj = dsl_dir_phys(dd)->dd_props_zapobj; recvdstr = kmem_asprintf("%s%s", propname, ZPROP_RECVD_SUFFIX); version = spa_version(dd->dd_pool->dp_spa); @@ -486,7 +486,8 @@ dsl_prop_changed_notify(dsl_pool_t *dp, uint64_t ddobj, * If the prop is set here, then this change is not * being inherited here or below; stop the recursion. */ - err = zap_contains(mos, dd->dd_phys->dd_props_zapobj, propname); + err = zap_contains(mos, dsl_dir_phys(dd)->dd_props_zapobj, + propname); if (err == 0) { dsl_dir_rele(dd, FTAG); return; @@ -497,7 +498,7 @@ dsl_prop_changed_notify(dsl_pool_t *dp, uint64_t ddobj, mutex_enter(&dd->dd_lock); for (cbr = list_head(&dd->dd_prop_cbs); cbr; cbr = list_next(&dd->dd_prop_cbs, cbr)) { - uint64_t propobj = cbr->cbr_ds->ds_phys->ds_props_obj; + uint64_t propobj = dsl_dataset_phys(cbr->cbr_ds)->ds_props_obj; if (strcmp(cbr->cbr_propname, propname) != 0) continue; @@ -515,7 +516,7 @@ dsl_prop_changed_notify(dsl_pool_t *dp, uint64_t ddobj, za = kmem_alloc(sizeof (zap_attribute_t), KM_SLEEP); for (zap_cursor_init(&zc, mos, - dd->dd_phys->dd_child_dir_zapobj); + dsl_dir_phys(dd)->dd_child_dir_zapobj); zap_cursor_retrieve(&zc, za) == 0; zap_cursor_advance(&zc)) { dsl_prop_changed_notify(dp, za->za_first_integer, @@ -546,15 +547,15 @@ dsl_prop_set_sync_impl(dsl_dataset_t *ds, const char *propname, if (dsl_dataset_is_snapshot(ds)) { ASSERT(version >= SPA_VERSION_SNAP_PROPS); - if (ds->ds_phys->ds_props_obj == 0) { + if (dsl_dataset_phys(ds)->ds_props_obj == 0) { dmu_buf_will_dirty(ds->ds_dbuf, tx); - ds->ds_phys->ds_props_obj = + dsl_dataset_phys(ds)->ds_props_obj = zap_create(mos, DMU_OT_DSL_PROPS, DMU_OT_NONE, 0, tx); } - zapobj = ds->ds_phys->ds_props_obj; + zapobj = dsl_dataset_phys(ds)->ds_props_obj; } else { - zapobj = ds->ds_dir->dd_phys->dd_props_zapobj; + zapobj = dsl_dir_phys(ds->ds_dir)->dd_props_zapobj; } if (version < SPA_VERSION_RECVD_PROPS) { @@ -987,11 +988,11 @@ dsl_prop_get_all_ds(dsl_dataset_t *ds, nvlist_t **nvp, ASSERT(dsl_pool_config_held(dp)); - if (ds->ds_phys->ds_props_obj != 0) { + if (dsl_dataset_phys(ds)->ds_props_obj != 0) { ASSERT(flags & DSL_PROP_GET_SNAPSHOT); dsl_dataset_name(ds, setpoint); - err = dsl_prop_get_all_impl(mos, ds->ds_phys->ds_props_obj, - setpoint, flags, *nvp); + err = dsl_prop_get_all_impl(mos, + dsl_dataset_phys(ds)->ds_props_obj, setpoint, flags, *nvp); if (err) goto out; } @@ -1004,8 +1005,8 @@ dsl_prop_get_all_ds(dsl_dataset_t *ds, nvlist_t **nvp, flags |= DSL_PROP_GET_INHERITING; } dsl_dir_name(dd, setpoint); - err = dsl_prop_get_all_impl(mos, dd->dd_phys->dd_props_zapobj, - setpoint, flags, *nvp); + err = dsl_prop_get_all_impl(mos, + dsl_dir_phys(dd)->dd_props_zapobj, setpoint, flags, *nvp); if (err) break; } diff --git a/module/zfs/dsl_scan.c b/module/zfs/dsl_scan.c index 8b166bcc6..515067e67 100644 --- a/module/zfs/dsl_scan.c +++ b/module/zfs/dsl_scan.c @@ -416,7 +416,7 @@ dsl_scan_ds_maxtxg(dsl_dataset_t *ds) { uint64_t smt = ds->ds_dir->dd_pool->dp_scan->scn_phys.scn_max_txg; if (dsl_dataset_is_snapshot(ds)) - return (MIN(smt, ds->ds_phys->ds_creation_txg)); + return (MIN(smt, dsl_dataset_phys(ds)->ds_creation_txg)); return (smt); } @@ -849,11 +849,12 @@ dsl_scan_ds_destroyed(dsl_dataset_t *ds, dmu_tx_t *tx) if (dsl_dataset_is_snapshot(ds)) { /* Note, scn_cur_{min,max}_txg stays the same. */ scn->scn_phys.scn_bookmark.zb_objset = - ds->ds_phys->ds_next_snap_obj; + dsl_dataset_phys(ds)->ds_next_snap_obj; zfs_dbgmsg("destroying ds %llu; currently traversing; " "reset zb_objset to %llu", (u_longlong_t)ds->ds_object, - (u_longlong_t)ds->ds_phys->ds_next_snap_obj); + (u_longlong_t)dsl_dataset_phys(ds)-> + ds_next_snap_obj); scn->scn_phys.scn_flags |= DSF_VISIT_DS_AGAIN; } else { SET_BOOKMARK(&scn->scn_phys.scn_bookmark, @@ -864,7 +865,7 @@ dsl_scan_ds_destroyed(dsl_dataset_t *ds, dmu_tx_t *tx) } } else if (zap_lookup_int_key(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds->ds_object, &mintxg) == 0) { - ASSERT3U(ds->ds_phys->ds_num_children, <=, 1); + ASSERT3U(dsl_dataset_phys(ds)->ds_num_children, <=, 1); VERIFY3U(0, ==, zap_remove_int(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds->ds_object, tx)); if (dsl_dataset_is_snapshot(ds)) { @@ -875,11 +876,13 @@ dsl_scan_ds_destroyed(dsl_dataset_t *ds, dmu_tx_t *tx) */ VERIFY(zap_add_int_key(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, - ds->ds_phys->ds_next_snap_obj, mintxg, tx) == 0); + dsl_dataset_phys(ds)->ds_next_snap_obj, + mintxg, tx) == 0); zfs_dbgmsg("destroying ds %llu; in queue; " "replacing with %llu", (u_longlong_t)ds->ds_object, - (u_longlong_t)ds->ds_phys->ds_next_snap_obj); + (u_longlong_t)dsl_dataset_phys(ds)-> + ds_next_snap_obj); } else { zfs_dbgmsg("destroying ds %llu; in queue; removing", (u_longlong_t)ds->ds_object); @@ -906,26 +909,26 @@ dsl_scan_ds_snapshotted(dsl_dataset_t *ds, dmu_tx_t *tx) if (scn->scn_phys.scn_state != DSS_SCANNING) return; - ASSERT(ds->ds_phys->ds_prev_snap_obj != 0); + ASSERT(dsl_dataset_phys(ds)->ds_prev_snap_obj != 0); if (scn->scn_phys.scn_bookmark.zb_objset == ds->ds_object) { scn->scn_phys.scn_bookmark.zb_objset = - ds->ds_phys->ds_prev_snap_obj; + dsl_dataset_phys(ds)->ds_prev_snap_obj; zfs_dbgmsg("snapshotting ds %llu; currently traversing; " "reset zb_objset to %llu", (u_longlong_t)ds->ds_object, - (u_longlong_t)ds->ds_phys->ds_prev_snap_obj); + (u_longlong_t)dsl_dataset_phys(ds)->ds_prev_snap_obj); } else if (zap_lookup_int_key(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds->ds_object, &mintxg) == 0) { VERIFY3U(0, ==, zap_remove_int(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds->ds_object, tx)); VERIFY(zap_add_int_key(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, - ds->ds_phys->ds_prev_snap_obj, mintxg, tx) == 0); + dsl_dataset_phys(ds)->ds_prev_snap_obj, mintxg, tx) == 0); zfs_dbgmsg("snapshotting ds %llu; in queue; " "replacing with %llu", (u_longlong_t)ds->ds_object, - (u_longlong_t)ds->ds_phys->ds_prev_snap_obj); + (u_longlong_t)dsl_dataset_phys(ds)->ds_prev_snap_obj); } dsl_scan_sync_state(scn, tx); } @@ -958,8 +961,8 @@ dsl_scan_ds_clone_swapped(dsl_dataset_t *ds1, dsl_dataset_t *ds2, dmu_tx_t *tx) ds1->ds_object, &mintxg) == 0) { int err; - ASSERT3U(mintxg, ==, ds1->ds_phys->ds_prev_snap_txg); - ASSERT3U(mintxg, ==, ds2->ds_phys->ds_prev_snap_txg); + ASSERT3U(mintxg, ==, dsl_dataset_phys(ds1)->ds_prev_snap_txg); + ASSERT3U(mintxg, ==, dsl_dataset_phys(ds2)->ds_prev_snap_txg); VERIFY3U(0, ==, zap_remove_int(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds1->ds_object, tx)); err = zap_add_int_key(dp->dp_meta_objset, @@ -977,8 +980,8 @@ dsl_scan_ds_clone_swapped(dsl_dataset_t *ds1, dsl_dataset_t *ds2, dmu_tx_t *tx) (u_longlong_t)ds2->ds_object); } else if (zap_lookup_int_key(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds2->ds_object, &mintxg) == 0) { - ASSERT3U(mintxg, ==, ds1->ds_phys->ds_prev_snap_txg); - ASSERT3U(mintxg, ==, ds2->ds_phys->ds_prev_snap_txg); + ASSERT3U(mintxg, ==, dsl_dataset_phys(ds1)->ds_prev_snap_txg); + ASSERT3U(mintxg, ==, dsl_dataset_phys(ds2)->ds_prev_snap_txg); VERIFY3U(0, ==, zap_remove_int(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds2->ds_object, tx)); VERIFY(0 == zap_add_int_key(dp->dp_meta_objset, @@ -1006,17 +1009,17 @@ enqueue_clones_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) int err; dsl_scan_t *scn = dp->dp_scan; - if (hds->ds_dir->dd_phys->dd_origin_obj != eca->originobj) + if (dsl_dir_phys(hds->ds_dir)->dd_origin_obj != eca->originobj) return (0); err = dsl_dataset_hold_obj(dp, hds->ds_object, FTAG, &ds); if (err) return (err); - while (ds->ds_phys->ds_prev_snap_obj != eca->originobj) { + while (dsl_dataset_phys(ds)->ds_prev_snap_obj != eca->originobj) { dsl_dataset_t *prev; err = dsl_dataset_hold_obj(dp, - ds->ds_phys->ds_prev_snap_obj, FTAG, &prev); + dsl_dataset_phys(ds)->ds_prev_snap_obj, FTAG, &prev); dsl_dataset_rele(ds, FTAG); if (err) @@ -1025,7 +1028,7 @@ enqueue_clones_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) } VERIFY(zap_add_int_key(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, ds->ds_object, - ds->ds_phys->ds_prev_snap_txg, eca->tx) == 0); + dsl_dataset_phys(ds)->ds_prev_snap_txg, eca->tx) == 0); dsl_dataset_rele(ds, FTAG); return (0); } @@ -1057,7 +1060,7 @@ dsl_scan_visitds(dsl_scan_t *scn, uint64_t dsobj, dmu_tx_t *tx) * Iterate over the bps in this ds. */ dmu_buf_will_dirty(ds->ds_dbuf, tx); - dsl_scan_visit_rootbp(scn, ds, &ds->ds_phys->ds_bp, tx); + dsl_scan_visit_rootbp(scn, ds, &dsl_dataset_phys(ds)->ds_bp, tx); dsname = kmem_alloc(ZFS_MAXNAMELEN, KM_SLEEP); dsl_dataset_name(ds, dsname); @@ -1091,14 +1094,15 @@ dsl_scan_visitds(dsl_scan_t *scn, uint64_t dsobj, dmu_tx_t *tx) /* * Add descendent datasets to work queue. */ - if (ds->ds_phys->ds_next_snap_obj != 0) { + if (dsl_dataset_phys(ds)->ds_next_snap_obj != 0) { VERIFY(zap_add_int_key(dp->dp_meta_objset, - scn->scn_phys.scn_queue_obj, ds->ds_phys->ds_next_snap_obj, - ds->ds_phys->ds_creation_txg, tx) == 0); + scn->scn_phys.scn_queue_obj, + dsl_dataset_phys(ds)->ds_next_snap_obj, + dsl_dataset_phys(ds)->ds_creation_txg, tx) == 0); } - if (ds->ds_phys->ds_num_children > 1) { + if (dsl_dataset_phys(ds)->ds_num_children > 1) { boolean_t usenext = B_FALSE; - if (ds->ds_phys->ds_next_clones_obj != 0) { + if (dsl_dataset_phys(ds)->ds_next_clones_obj != 0) { uint64_t count; /* * A bug in a previous version of the code could @@ -1108,17 +1112,17 @@ dsl_scan_visitds(dsl_scan_t *scn, uint64_t dsobj, dmu_tx_t *tx) * next_clones_obj when its count is correct. */ int err = zap_count(dp->dp_meta_objset, - ds->ds_phys->ds_next_clones_obj, &count); + dsl_dataset_phys(ds)->ds_next_clones_obj, &count); if (err == 0 && - count == ds->ds_phys->ds_num_children - 1) + count == dsl_dataset_phys(ds)->ds_num_children - 1) usenext = B_TRUE; } if (usenext) { VERIFY0(zap_join_key(dp->dp_meta_objset, - ds->ds_phys->ds_next_clones_obj, + dsl_dataset_phys(ds)->ds_next_clones_obj, scn->scn_phys.scn_queue_obj, - ds->ds_phys->ds_creation_txg, tx)); + dsl_dataset_phys(ds)->ds_creation_txg, tx)); } else { struct enqueue_clones_arg eca; eca.tx = tx; @@ -1146,10 +1150,10 @@ enqueue_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) if (err) return (err); - while (ds->ds_phys->ds_prev_snap_obj != 0) { + while (dsl_dataset_phys(ds)->ds_prev_snap_obj != 0) { dsl_dataset_t *prev; - err = dsl_dataset_hold_obj(dp, ds->ds_phys->ds_prev_snap_obj, - FTAG, &prev); + err = dsl_dataset_hold_obj(dp, + dsl_dataset_phys(ds)->ds_prev_snap_obj, FTAG, &prev); if (err) { dsl_dataset_rele(ds, FTAG); return (err); @@ -1158,7 +1162,7 @@ enqueue_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) /* * If this is a clone, we don't need to worry about it for now. */ - if (prev->ds_phys->ds_next_snap_obj != ds->ds_object) { + if (dsl_dataset_phys(prev)->ds_next_snap_obj != ds->ds_object) { dsl_dataset_rele(ds, FTAG); dsl_dataset_rele(prev, FTAG); return (0); @@ -1168,7 +1172,7 @@ enqueue_cb(dsl_pool_t *dp, dsl_dataset_t *hds, void *arg) } VERIFY(zap_add_int_key(dp->dp_meta_objset, scn->scn_phys.scn_queue_obj, - ds->ds_object, ds->ds_phys->ds_prev_snap_txg, tx) == 0); + ds->ds_object, dsl_dataset_phys(ds)->ds_prev_snap_txg, tx) == 0); dsl_dataset_rele(ds, FTAG); return (0); } @@ -1348,7 +1352,7 @@ dsl_scan_visit(dsl_scan_t *scn, dmu_tx_t *tx) } else { scn->scn_phys.scn_cur_min_txg = MAX(scn->scn_phys.scn_min_txg, - ds->ds_phys->ds_prev_snap_txg); + dsl_dataset_phys(ds)->ds_prev_snap_txg); } scn->scn_phys.scn_cur_max_txg = dsl_scan_ds_maxtxg(ds); dsl_dataset_rele(ds, FTAG); @@ -1534,9 +1538,9 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx) if (err != 0) return; if (!scn->scn_async_destroying && zfs_free_leak_on_eio && - (dp->dp_free_dir->dd_phys->dd_used_bytes != 0 || - dp->dp_free_dir->dd_phys->dd_compressed_bytes != 0 || - dp->dp_free_dir->dd_phys->dd_uncompressed_bytes != 0)) { + (dsl_dir_phys(dp->dp_free_dir)->dd_used_bytes != 0 || + dsl_dir_phys(dp->dp_free_dir)->dd_compressed_bytes != 0 || + dsl_dir_phys(dp->dp_free_dir)->dd_uncompressed_bytes != 0)) { /* * We have finished background destroying, but there is still * some space left in the dp_free_dir. Transfer this leaked @@ -1551,19 +1555,19 @@ dsl_scan_sync(dsl_pool_t *dp, dmu_tx_t *tx) rrw_exit(&dp->dp_config_rwlock, FTAG); } dsl_dir_diduse_space(dp->dp_leak_dir, DD_USED_HEAD, - dp->dp_free_dir->dd_phys->dd_used_bytes, - dp->dp_free_dir->dd_phys->dd_compressed_bytes, - dp->dp_free_dir->dd_phys->dd_uncompressed_bytes, tx); + dsl_dir_phys(dp->dp_free_dir)->dd_used_bytes, + dsl_dir_phys(dp->dp_free_dir)->dd_compressed_bytes, + dsl_dir_phys(dp->dp_free_dir)->dd_uncompressed_bytes, tx); dsl_dir_diduse_space(dp->dp_free_dir, DD_USED_HEAD, - -dp->dp_free_dir->dd_phys->dd_used_bytes, - -dp->dp_free_dir->dd_phys->dd_compressed_bytes, - -dp->dp_free_dir->dd_phys->dd_uncompressed_bytes, tx); + -dsl_dir_phys(dp->dp_free_dir)->dd_used_bytes, + -dsl_dir_phys(dp->dp_free_dir)->dd_compressed_bytes, + -dsl_dir_phys(dp->dp_free_dir)->dd_uncompressed_bytes, tx); } if (!scn->scn_async_destroying) { /* finished; verify that space accounting went to zero */ - ASSERT0(dp->dp_free_dir->dd_phys->dd_used_bytes); - ASSERT0(dp->dp_free_dir->dd_phys->dd_compressed_bytes); - ASSERT0(dp->dp_free_dir->dd_phys->dd_uncompressed_bytes); + ASSERT0(dsl_dir_phys(dp->dp_free_dir)->dd_used_bytes); + ASSERT0(dsl_dir_phys(dp->dp_free_dir)->dd_compressed_bytes); + ASSERT0(dsl_dir_phys(dp->dp_free_dir)->dd_uncompressed_bytes); } if (scn->scn_phys.scn_state != DSS_SCANNING) diff --git a/module/zfs/dsl_synctask.c b/module/zfs/dsl_synctask.c index 5f345f498..8b11cd957 100644 --- a/module/zfs/dsl_synctask.c +++ b/module/zfs/dsl_synctask.c @@ -152,7 +152,7 @@ dsl_sync_task_sync(dsl_sync_task_t *dst, dmu_tx_t *tx) */ quota = dsl_pool_adjustedsize(dp, B_FALSE) - metaslab_class_get_deferred(spa_normal_class(dp->dp_spa)); - used = dp->dp_root_dir->dd_phys->dd_used_bytes; + used = dsl_dir_phys(dp->dp_root_dir)->dd_used_bytes; /* MOS space is triple-dittoed, so we multiply by 3. */ if (dst->dst_space > 0 && used + dst->dst_space * 3 > quota) { dst->dst_error = SET_ERROR(ENOSPC); diff --git a/module/zfs/dsl_userhold.c b/module/zfs/dsl_userhold.c index 1d6c9df89..e2318d03b 100644 --- a/module/zfs/dsl_userhold.c +++ b/module/zfs/dsl_userhold.c @@ -64,10 +64,10 @@ dsl_dataset_user_hold_check_one(dsl_dataset_t *ds, const char *htag, return (SET_ERROR(E2BIG)); /* tags must be unique (if ds already exists) */ - if (ds != NULL && ds->ds_phys->ds_userrefs_obj != 0) { + if (ds != NULL && dsl_dataset_phys(ds)->ds_userrefs_obj != 0) { uint64_t value; - error = zap_lookup(mos, ds->ds_phys->ds_userrefs_obj, + error = zap_lookup(mos, dsl_dataset_phys(ds)->ds_userrefs_obj, htag, 8, 1, &value); if (error == 0) error = SET_ERROR(EEXIST); @@ -141,16 +141,16 @@ dsl_dataset_user_hold_sync_one_impl(nvlist_t *tmpholds, dsl_dataset_t *ds, ASSERT(RRW_WRITE_HELD(&dp->dp_config_rwlock)); - if (ds->ds_phys->ds_userrefs_obj == 0) { + if (dsl_dataset_phys(ds)->ds_userrefs_obj == 0) { /* * This is the first user hold for this dataset. Create * the userrefs zap object. */ dmu_buf_will_dirty(ds->ds_dbuf, tx); - zapobj = ds->ds_phys->ds_userrefs_obj = + zapobj = dsl_dataset_phys(ds)->ds_userrefs_obj = zap_create(mos, DMU_OT_USERREFS, DMU_OT_NONE, 0, tx); } else { - zapobj = ds->ds_phys->ds_userrefs_obj; + zapobj = dsl_dataset_phys(ds)->ds_userrefs_obj; } ds->ds_userrefs++; @@ -362,7 +362,7 @@ dsl_dataset_user_release_check_one(dsl_dataset_user_release_arg_t *ddura, numholds = 0; mos = ds->ds_dir->dd_pool->dp_meta_objset; - zapobj = ds->ds_phys->ds_userrefs_obj; + zapobj = dsl_dataset_phys(ds)->ds_userrefs_obj; VERIFY0(nvlist_alloc(&holds_found, NV_UNIQUE_NAME, KM_SLEEP)); for (pair = nvlist_next_nvpair(holds, NULL); pair != NULL; @@ -400,7 +400,8 @@ dsl_dataset_user_release_check_one(dsl_dataset_user_release_arg_t *ddura, numholds++; } - if (DS_IS_DEFER_DESTROY(ds) && ds->ds_phys->ds_num_children == 1 && + if (DS_IS_DEFER_DESTROY(ds) && + dsl_dataset_phys(ds)->ds_num_children == 1 && ds->ds_userrefs == numholds) { /* we need to destroy the snapshot as well */ if (dsl_dataset_long_held(ds)) { @@ -488,8 +489,8 @@ dsl_dataset_user_release_sync_one(dsl_dataset_t *ds, nvlist_t *holds, error = dsl_pool_user_release(dp, ds->ds_object, holdname, tx); VERIFY(error == 0 || error == ENOENT); - VERIFY0(zap_remove(mos, ds->ds_phys->ds_userrefs_obj, holdname, - tx)); + VERIFY0(zap_remove(mos, dsl_dataset_phys(ds)->ds_userrefs_obj, + holdname, tx)); ds->ds_userrefs--; spa_history_log_internal_ds(ds, "release", tx, @@ -519,7 +520,7 @@ dsl_dataset_user_release_sync(void *arg, dmu_tx_t *tx) fnvpair_value_nvlist(pair), tx); if (nvlist_exists(ddura->ddura_todelete, name)) { ASSERT(ds->ds_userrefs == 0 && - ds->ds_phys->ds_num_children == 1 && + dsl_dataset_phys(ds)->ds_num_children == 1 && DS_IS_DEFER_DESTROY(ds)); dsl_destroy_snapshot_sync_impl(ds, B_FALSE, tx); } @@ -651,13 +652,13 @@ dsl_dataset_get_holds(const char *dsname, nvlist_t *nvl) return (err); } - if (ds->ds_phys->ds_userrefs_obj != 0) { + if (dsl_dataset_phys(ds)->ds_userrefs_obj != 0) { zap_attribute_t *za; zap_cursor_t zc; za = kmem_alloc(sizeof (zap_attribute_t), KM_SLEEP); for (zap_cursor_init(&zc, ds->ds_dir->dd_pool->dp_meta_objset, - ds->ds_phys->ds_userrefs_obj); + dsl_dataset_phys(ds)->ds_userrefs_obj); zap_cursor_retrieve(&zc, za) == 0; zap_cursor_advance(&zc)) { fnvlist_add_uint64(nvl, za->za_name, diff --git a/module/zfs/sa.c b/module/zfs/sa.c index 7b6c7177d..59a98b4f3 100644 --- a/module/zfs/sa.c +++ b/module/zfs/sa.c @@ -1363,7 +1363,7 @@ sa_handle_destroy(sa_handle_t *hdl) { mutex_enter(&hdl->sa_lock); (void) dmu_buf_update_user((dmu_buf_t *)hdl->sa_bonus, hdl, - NULL, NULL, NULL); + NULL, NULL); if (hdl->sa_bonus_tab) { sa_idx_tab_rele(hdl->sa_os, hdl->sa_bonus_tab); @@ -1410,8 +1410,7 @@ sa_handle_get_from_db(objset_t *os, dmu_buf_t *db, void *userp, error = sa_build_index(handle, SA_BONUS); newhandle = (hdl_type == SA_HDL_SHARED) ? - dmu_buf_set_user_ie(db, handle, - NULL, sa_evict) : NULL; + dmu_buf_set_user_ie(db, handle, sa_evict) : NULL; if (newhandle != NULL) { kmem_cache_free(sa_cache, handle); @@ -1951,7 +1950,7 @@ void sa_update_user(sa_handle_t *newhdl, sa_handle_t *oldhdl) { (void) dmu_buf_update_user((dmu_buf_t *)newhdl->sa_bonus, - oldhdl, newhdl, NULL, sa_evict); + oldhdl, newhdl, sa_evict); oldhdl->sa_bonus = NULL; } diff --git a/module/zfs/spa.c b/module/zfs/spa.c index 998ec3e54..121883bfa 100644 --- a/module/zfs/spa.c +++ b/module/zfs/spa.c @@ -237,7 +237,8 @@ spa_prop_get_config(spa_t *spa, nvlist_t **nvp) */ if (pool->dp_free_dir != NULL) { spa_prop_add_list(*nvp, ZPOOL_PROP_FREEING, NULL, - pool->dp_free_dir->dd_phys->dd_used_bytes, src); + dsl_dir_phys(pool->dp_free_dir)->dd_used_bytes, + src); } else { spa_prop_add_list(*nvp, ZPOOL_PROP_FREEING, NULL, 0, src); @@ -245,7 +246,8 @@ spa_prop_get_config(spa_t *spa, nvlist_t **nvp) if (pool->dp_leak_dir != NULL) { spa_prop_add_list(*nvp, ZPOOL_PROP_LEAKED, NULL, - pool->dp_leak_dir->dd_phys->dd_used_bytes, src); + dsl_dir_phys(pool->dp_leak_dir)->dd_used_bytes, + src); } else { spa_prop_add_list(*nvp, ZPOOL_PROP_LEAKED, NULL, 0, src); diff --git a/module/zfs/spa_history.c b/module/zfs/spa_history.c index 14e681e77..8e0033d94 100644 --- a/module/zfs/spa_history.c +++ b/module/zfs/spa_history.c @@ -520,7 +520,7 @@ spa_history_log_internal_dd(dsl_dir_t *dd, const char *operation, dsl_dir_name(dd, namebuf); fnvlist_add_string(nvl, ZPOOL_HIST_DSNAME, namebuf); fnvlist_add_uint64(nvl, ZPOOL_HIST_DSID, - dd->dd_phys->dd_head_dataset_obj); + dsl_dir_phys(dd)->dd_head_dataset_obj); va_start(adx, fmt); log_internal(nvl, operation, dd->dd_pool->dp_spa, tx, fmt, adx); diff --git a/module/zfs/zap.c b/module/zfs/zap.c index 5ffa138a6..384921b42 100644 --- a/module/zfs/zap.c +++ b/module/zfs/zap.c @@ -50,10 +50,11 @@ int fzap_default_block_shift = 14; /* 16k blocksize */ +extern inline zap_phys_t *zap_f_phys(zap_t *zap); + static void zap_leaf_pageout(dmu_buf_t *db, void *vl); static uint64_t zap_allocate_blocks(zap_t *zap, int nblocks); - void fzap_byteswap(void *vbuf, size_t size) { @@ -80,13 +81,12 @@ fzap_upgrade(zap_t *zap, dmu_tx_t *tx, zap_flags_t flags) ASSERT(RW_WRITE_HELD(&zap->zap_rwlock)); zap->zap_ismicro = FALSE; - (void) dmu_buf_update_user(zap->zap_dbuf, zap, zap, - &zap->zap_f.zap_phys, zap_evict); + (void) dmu_buf_update_user(zap->zap_dbuf, zap, zap, zap_evict); mutex_init(&zap->zap_f.zap_num_entries_mtx, 0, 0, 0); zap->zap_f.zap_block_shift = highbit64(zap->zap_dbuf->db_size) - 1; - zp = zap->zap_f.zap_phys; + zp = zap_f_phys(zap); /* * explicitly zero it since it might be coming from an * initialized microzap @@ -117,7 +117,6 @@ fzap_upgrade(zap_t *zap, dmu_tx_t *tx, zap_flags_t flags) l = kmem_zalloc(sizeof (zap_leaf_t), KM_SLEEP); l->l_dbuf = db; - l->l_phys = db->db_data; zap_leaf_init(l, zp->zap_normflags != 0); @@ -325,10 +324,10 @@ zap_grow_ptrtbl(zap_t *zap, dmu_tx_t *tx) * If we are within 2 bits of running out, stop growing, since * this is already an aberrant condition. */ - if (zap->zap_f.zap_phys->zap_ptrtbl.zt_shift >= zap_hashbits(zap) - 2) + if (zap_f_phys(zap)->zap_ptrtbl.zt_shift >= zap_hashbits(zap) - 2) return (SET_ERROR(ENOSPC)); - if (zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks == 0) { + if (zap_f_phys(zap)->zap_ptrtbl.zt_numblks == 0) { /* * We are outgrowing the "embedded" ptrtbl (the one * stored in the header block). Give it its own entire @@ -338,9 +337,9 @@ zap_grow_ptrtbl(zap_t *zap, dmu_tx_t *tx) dmu_buf_t *db_new; int err; - ASSERT3U(zap->zap_f.zap_phys->zap_ptrtbl.zt_shift, ==, + ASSERT3U(zap_f_phys(zap)->zap_ptrtbl.zt_shift, ==, ZAP_EMBEDDED_PTRTBL_SHIFT(zap)); - ASSERT0(zap->zap_f.zap_phys->zap_ptrtbl.zt_blk); + ASSERT0(zap_f_phys(zap)->zap_ptrtbl.zt_blk); newblk = zap_allocate_blocks(zap, 1); err = dmu_buf_hold(zap->zap_objset, zap->zap_object, @@ -353,17 +352,17 @@ zap_grow_ptrtbl(zap_t *zap, dmu_tx_t *tx) db_new->db_data, 1 << ZAP_EMBEDDED_PTRTBL_SHIFT(zap)); dmu_buf_rele(db_new, FTAG); - zap->zap_f.zap_phys->zap_ptrtbl.zt_blk = newblk; - zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks = 1; - zap->zap_f.zap_phys->zap_ptrtbl.zt_shift++; + zap_f_phys(zap)->zap_ptrtbl.zt_blk = newblk; + zap_f_phys(zap)->zap_ptrtbl.zt_numblks = 1; + zap_f_phys(zap)->zap_ptrtbl.zt_shift++; - ASSERT3U(1ULL << zap->zap_f.zap_phys->zap_ptrtbl.zt_shift, ==, - zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks << + ASSERT3U(1ULL << zap_f_phys(zap)->zap_ptrtbl.zt_shift, ==, + zap_f_phys(zap)->zap_ptrtbl.zt_numblks << (FZAP_BLOCK_SHIFT(zap)-3)); return (0); } else { - return (zap_table_grow(zap, &zap->zap_f.zap_phys->zap_ptrtbl, + return (zap_table_grow(zap, &zap_f_phys(zap)->zap_ptrtbl, zap_ptrtbl_transfer, tx)); } } @@ -373,8 +372,8 @@ zap_increment_num_entries(zap_t *zap, int delta, dmu_tx_t *tx) { dmu_buf_will_dirty(zap->zap_dbuf, tx); mutex_enter(&zap->zap_f.zap_num_entries_mtx); - ASSERT(delta > 0 || zap->zap_f.zap_phys->zap_num_entries >= -delta); - zap->zap_f.zap_phys->zap_num_entries += delta; + ASSERT(delta > 0 || zap_f_phys(zap)->zap_num_entries >= -delta); + zap_f_phys(zap)->zap_num_entries += delta; mutex_exit(&zap->zap_f.zap_num_entries_mtx); } @@ -383,8 +382,8 @@ zap_allocate_blocks(zap_t *zap, int nblocks) { uint64_t newblk; ASSERT(RW_WRITE_HELD(&zap->zap_rwlock)); - newblk = zap->zap_f.zap_phys->zap_freeblk; - zap->zap_f.zap_phys->zap_freeblk += nblocks; + newblk = zap_f_phys(zap)->zap_freeblk; + zap_f_phys(zap)->zap_freeblk += nblocks; return (newblk); } @@ -400,18 +399,17 @@ zap_create_leaf(zap_t *zap, dmu_tx_t *tx) rw_enter(&l->l_rwlock, RW_WRITER); l->l_blkid = zap_allocate_blocks(zap, 1); l->l_dbuf = NULL; - l->l_phys = NULL; VERIFY(0 == dmu_buf_hold(zap->zap_objset, zap->zap_object, l->l_blkid << FZAP_BLOCK_SHIFT(zap), NULL, &l->l_dbuf, DMU_READ_NO_PREFETCH)); - winner = dmu_buf_set_user(l->l_dbuf, l, &l->l_phys, zap_leaf_pageout); + winner = dmu_buf_set_user(l->l_dbuf, l, zap_leaf_pageout); ASSERT(winner == NULL); dmu_buf_will_dirty(l->l_dbuf, tx); zap_leaf_init(l, zap->zap_normflags != 0); - zap->zap_f.zap_phys->zap_num_leafs++; + zap_f_phys(zap)->zap_num_leafs++; return (l); } @@ -421,7 +419,7 @@ fzap_count(zap_t *zap, uint64_t *count) { ASSERT(!zap->zap_ismicro); mutex_enter(&zap->zap_f.zap_num_entries_mtx); /* unnecessary */ - *count = zap->zap_f.zap_phys->zap_num_entries; + *count = zap_f_phys(zap)->zap_num_entries; mutex_exit(&zap->zap_f.zap_num_entries_mtx); return (0); } @@ -460,9 +458,8 @@ zap_open_leaf(uint64_t blkid, dmu_buf_t *db) l->l_blkid = blkid; l->l_bs = highbit64(db->db_size) - 1; l->l_dbuf = db; - l->l_phys = NULL; - winner = dmu_buf_set_user(db, l, &l->l_phys, zap_leaf_pageout); + winner = dmu_buf_set_user(db, l, zap_leaf_pageout); rw_exit(&l->l_rwlock); if (winner != NULL) { @@ -476,7 +473,7 @@ zap_open_leaf(uint64_t blkid, dmu_buf_t *db) * chain. There should be no chained leafs (as we have removed * support for them). */ - ASSERT0(l->l_phys->l_hdr.lh_pad1); + ASSERT0(zap_leaf_phys(l)->l_hdr.lh_pad1); /* * There should be more hash entries than there can be @@ -486,11 +483,11 @@ zap_open_leaf(uint64_t blkid, dmu_buf_t *db) /* The chunks should begin at the end of the hash table */ ASSERT3P(&ZAP_LEAF_CHUNK(l, 0), ==, (zap_leaf_chunk_t *) - &l->l_phys->l_hash[ZAP_LEAF_HASH_NUMENTRIES(l)]); + &zap_leaf_phys(l)->l_hash[ZAP_LEAF_HASH_NUMENTRIES(l)]); /* The chunks should end at the end of the block */ ASSERT3U((uintptr_t)&ZAP_LEAF_CHUNK(l, ZAP_LEAF_NUMCHUNKS(l)) - - (uintptr_t)l->l_phys, ==, l->l_dbuf->db_size); + (uintptr_t)zap_leaf_phys(l), ==, l->l_dbuf->db_size); return (l); } @@ -523,16 +520,15 @@ zap_get_leaf_byblk(zap_t *zap, uint64_t blkid, dmu_tx_t *tx, krw_t lt, rw_enter(&l->l_rwlock, lt); /* - * Must lock before dirtying, otherwise l->l_phys could change, + * Must lock before dirtying, otherwise zap_leaf_phys(l) could change, * causing ASSERT below to fail. */ if (lt == RW_WRITER) dmu_buf_will_dirty(db, tx); ASSERT3U(l->l_blkid, ==, blkid); ASSERT3P(l->l_dbuf, ==, db); - ASSERT3P(l->l_phys, ==, l->l_dbuf->db_data); - ASSERT3U(l->l_phys->l_hdr.lh_block_type, ==, ZBT_LEAF); - ASSERT3U(l->l_phys->l_hdr.lh_magic, ==, ZAP_LEAF_MAGIC); + ASSERT3U(zap_leaf_phys(l)->l_hdr.lh_block_type, ==, ZBT_LEAF); + ASSERT3U(zap_leaf_phys(l)->l_hdr.lh_magic, ==, ZAP_LEAF_MAGIC); *lp = l; return (0); @@ -543,13 +539,13 @@ zap_idx_to_blk(zap_t *zap, uint64_t idx, uint64_t *valp) { ASSERT(RW_LOCK_HELD(&zap->zap_rwlock)); - if (zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks == 0) { + if (zap_f_phys(zap)->zap_ptrtbl.zt_numblks == 0) { ASSERT3U(idx, <, - (1ULL << zap->zap_f.zap_phys->zap_ptrtbl.zt_shift)); + (1ULL << zap_f_phys(zap)->zap_ptrtbl.zt_shift)); *valp = ZAP_EMBEDDED_PTRTBL_ENT(zap, idx); return (0); } else { - return (zap_table_load(zap, &zap->zap_f.zap_phys->zap_ptrtbl, + return (zap_table_load(zap, &zap_f_phys(zap)->zap_ptrtbl, idx, valp)); } } @@ -560,11 +556,11 @@ zap_set_idx_to_blk(zap_t *zap, uint64_t idx, uint64_t blk, dmu_tx_t *tx) ASSERT(tx != NULL); ASSERT(RW_WRITE_HELD(&zap->zap_rwlock)); - if (zap->zap_f.zap_phys->zap_ptrtbl.zt_blk == 0) { + if (zap_f_phys(zap)->zap_ptrtbl.zt_blk == 0) { ZAP_EMBEDDED_PTRTBL_ENT(zap, idx) = blk; return (0); } else { - return (zap_table_store(zap, &zap->zap_f.zap_phys->zap_ptrtbl, + return (zap_table_store(zap, &zap_f_phys(zap)->zap_ptrtbl, idx, blk, tx)); } } @@ -576,16 +572,17 @@ zap_deref_leaf(zap_t *zap, uint64_t h, dmu_tx_t *tx, krw_t lt, zap_leaf_t **lp) int err; ASSERT(zap->zap_dbuf == NULL || - zap->zap_f.zap_phys == zap->zap_dbuf->db_data); - ASSERT3U(zap->zap_f.zap_phys->zap_magic, ==, ZAP_MAGIC); - idx = ZAP_HASH_IDX(h, zap->zap_f.zap_phys->zap_ptrtbl.zt_shift); + zap_f_phys(zap) == zap->zap_dbuf->db_data); + ASSERT3U(zap_f_phys(zap)->zap_magic, ==, ZAP_MAGIC); + idx = ZAP_HASH_IDX(h, zap_f_phys(zap)->zap_ptrtbl.zt_shift); err = zap_idx_to_blk(zap, idx, &blk); if (err != 0) return (err); err = zap_get_leaf_byblk(zap, blk, tx, lt, lp); - ASSERT(err || ZAP_HASH_IDX(h, (*lp)->l_phys->l_hdr.lh_prefix_len) == - (*lp)->l_phys->l_hdr.lh_prefix); + ASSERT(err || + ZAP_HASH_IDX(h, zap_leaf_phys(*lp)->l_hdr.lh_prefix_len) == + zap_leaf_phys(*lp)->l_hdr.lh_prefix); return (err); } @@ -597,16 +594,16 @@ zap_expand_leaf(zap_name_t *zn, zap_leaf_t *l, dmu_tx_t *tx, zap_leaf_t **lp) zap_leaf_t *nl; int prefix_diff, i, err; uint64_t sibling; - int old_prefix_len = l->l_phys->l_hdr.lh_prefix_len; + int old_prefix_len = zap_leaf_phys(l)->l_hdr.lh_prefix_len; - ASSERT3U(old_prefix_len, <=, zap->zap_f.zap_phys->zap_ptrtbl.zt_shift); + ASSERT3U(old_prefix_len, <=, zap_f_phys(zap)->zap_ptrtbl.zt_shift); ASSERT(RW_LOCK_HELD(&zap->zap_rwlock)); ASSERT3U(ZAP_HASH_IDX(hash, old_prefix_len), ==, - l->l_phys->l_hdr.lh_prefix); + zap_leaf_phys(l)->l_hdr.lh_prefix); if (zap_tryupgradedir(zap, tx) == 0 || - old_prefix_len == zap->zap_f.zap_phys->zap_ptrtbl.zt_shift) { + old_prefix_len == zap_f_phys(zap)->zap_ptrtbl.zt_shift) { /* We failed to upgrade, or need to grow the pointer table */ objset_t *os = zap->zap_objset; uint64_t object = zap->zap_object; @@ -621,7 +618,7 @@ zap_expand_leaf(zap_name_t *zn, zap_leaf_t *l, dmu_tx_t *tx, zap_leaf_t **lp) ASSERT(!zap->zap_ismicro); while (old_prefix_len == - zap->zap_f.zap_phys->zap_ptrtbl.zt_shift) { + zap_f_phys(zap)->zap_ptrtbl.zt_shift) { err = zap_grow_ptrtbl(zap, tx); if (err) return (err); @@ -631,18 +628,18 @@ zap_expand_leaf(zap_name_t *zn, zap_leaf_t *l, dmu_tx_t *tx, zap_leaf_t **lp) if (err) return (err); - if (l->l_phys->l_hdr.lh_prefix_len != old_prefix_len) { + if (zap_leaf_phys(l)->l_hdr.lh_prefix_len != old_prefix_len) { /* it split while our locks were down */ *lp = l; return (0); } } ASSERT(RW_WRITE_HELD(&zap->zap_rwlock)); - ASSERT3U(old_prefix_len, <, zap->zap_f.zap_phys->zap_ptrtbl.zt_shift); + ASSERT3U(old_prefix_len, <, zap_f_phys(zap)->zap_ptrtbl.zt_shift); ASSERT3U(ZAP_HASH_IDX(hash, old_prefix_len), ==, - l->l_phys->l_hdr.lh_prefix); + zap_leaf_phys(l)->l_hdr.lh_prefix); - prefix_diff = zap->zap_f.zap_phys->zap_ptrtbl.zt_shift - + prefix_diff = zap_f_phys(zap)->zap_ptrtbl.zt_shift - (old_prefix_len + 1); sibling = (ZAP_HASH_IDX(hash, old_prefix_len + 1) | 1) << prefix_diff; @@ -664,7 +661,7 @@ zap_expand_leaf(zap_name_t *zn, zap_leaf_t *l, dmu_tx_t *tx, zap_leaf_t **lp) ASSERT0(err); /* we checked for i/o errors above */ } - if (hash & (1ULL << (64 - l->l_phys->l_hdr.lh_prefix_len))) { + if (hash & (1ULL << (64 - zap_leaf_phys(l)->l_hdr.lh_prefix_len))) { /* we want the sibling */ zap_put_leaf(l); *lp = nl; @@ -680,13 +677,13 @@ static void zap_put_leaf_maybe_grow_ptrtbl(zap_name_t *zn, zap_leaf_t *l, dmu_tx_t *tx) { zap_t *zap = zn->zn_zap; - int shift = zap->zap_f.zap_phys->zap_ptrtbl.zt_shift; - int leaffull = (l->l_phys->l_hdr.lh_prefix_len == shift && - l->l_phys->l_hdr.lh_nfree < ZAP_LEAF_LOW_WATER); + int shift = zap_f_phys(zap)->zap_ptrtbl.zt_shift; + int leaffull = (zap_leaf_phys(l)->l_hdr.lh_prefix_len == shift && + zap_leaf_phys(l)->l_hdr.lh_nfree < ZAP_LEAF_LOW_WATER); zap_put_leaf(l); - if (leaffull || zap->zap_f.zap_phys->zap_ptrtbl.zt_nextblk) { + if (leaffull || zap_f_phys(zap)->zap_ptrtbl.zt_nextblk) { int err; /* @@ -706,7 +703,7 @@ zap_put_leaf_maybe_grow_ptrtbl(zap_name_t *zn, zap_leaf_t *l, dmu_tx_t *tx) } /* could have finished growing while our locks were down */ - if (zap->zap_f.zap_phys->zap_ptrtbl.zt_shift == shift) + if (zap_f_phys(zap)->zap_ptrtbl.zt_shift == shift) (void) zap_grow_ptrtbl(zap, tx); } } @@ -937,7 +934,7 @@ fzap_prefetch(zap_name_t *zn) int bs; idx = ZAP_HASH_IDX(zn->zn_hash, - zap->zap_f.zap_phys->zap_ptrtbl.zt_shift); + zap_f_phys(zap)->zap_ptrtbl.zt_shift); if (zap_idx_to_blk(zap, idx, &blk) != 0) return; bs = FZAP_BLOCK_SHIFT(zap); @@ -1169,8 +1166,8 @@ fzap_cursor_retrieve(zap_t *zap, zap_cursor_t *zc, zap_attribute_t *za) if (zc->zc_leaf && (ZAP_HASH_IDX(zc->zc_hash, - zc->zc_leaf->l_phys->l_hdr.lh_prefix_len) != - zc->zc_leaf->l_phys->l_hdr.lh_prefix)) { + zap_leaf_phys(zc->zc_leaf)->l_hdr.lh_prefix_len) != + zap_leaf_phys(zc->zc_leaf)->l_hdr.lh_prefix)) { rw_enter(&zc->zc_leaf->l_rwlock, RW_READER); zap_put_leaf(zc->zc_leaf); zc->zc_leaf = NULL; @@ -1191,10 +1188,11 @@ again: if (err == ENOENT) { uint64_t nocare = - (1ULL << (64 - l->l_phys->l_hdr.lh_prefix_len)) - 1; + (1ULL << (64 - zap_leaf_phys(l)->l_hdr.lh_prefix_len)) - 1; zc->zc_hash = (zc->zc_hash & ~nocare) + nocare + 1; zc->zc_cd = 0; - if (l->l_phys->l_hdr.lh_prefix_len == 0 || zc->zc_hash == 0) { + if (zap_leaf_phys(l)->l_hdr.lh_prefix_len == 0 || + zc->zc_hash == 0) { zc->zc_hash = -1ULL; } else { zap_put_leaf(zc->zc_leaf); @@ -1286,25 +1284,25 @@ fzap_get_stats(zap_t *zap, zap_stats_t *zs) /* * Set zap_phys_t fields */ - zs->zs_num_leafs = zap->zap_f.zap_phys->zap_num_leafs; - zs->zs_num_entries = zap->zap_f.zap_phys->zap_num_entries; - zs->zs_num_blocks = zap->zap_f.zap_phys->zap_freeblk; - zs->zs_block_type = zap->zap_f.zap_phys->zap_block_type; - zs->zs_magic = zap->zap_f.zap_phys->zap_magic; - zs->zs_salt = zap->zap_f.zap_phys->zap_salt; + zs->zs_num_leafs = zap_f_phys(zap)->zap_num_leafs; + zs->zs_num_entries = zap_f_phys(zap)->zap_num_entries; + zs->zs_num_blocks = zap_f_phys(zap)->zap_freeblk; + zs->zs_block_type = zap_f_phys(zap)->zap_block_type; + zs->zs_magic = zap_f_phys(zap)->zap_magic; + zs->zs_salt = zap_f_phys(zap)->zap_salt; /* * Set zap_ptrtbl fields */ - zs->zs_ptrtbl_len = 1ULL << zap->zap_f.zap_phys->zap_ptrtbl.zt_shift; - zs->zs_ptrtbl_nextblk = zap->zap_f.zap_phys->zap_ptrtbl.zt_nextblk; + zs->zs_ptrtbl_len = 1ULL << zap_f_phys(zap)->zap_ptrtbl.zt_shift; + zs->zs_ptrtbl_nextblk = zap_f_phys(zap)->zap_ptrtbl.zt_nextblk; zs->zs_ptrtbl_blks_copied = - zap->zap_f.zap_phys->zap_ptrtbl.zt_blks_copied; - zs->zs_ptrtbl_zt_blk = zap->zap_f.zap_phys->zap_ptrtbl.zt_blk; - zs->zs_ptrtbl_zt_numblks = zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks; - zs->zs_ptrtbl_zt_shift = zap->zap_f.zap_phys->zap_ptrtbl.zt_shift; + zap_f_phys(zap)->zap_ptrtbl.zt_blks_copied; + zs->zs_ptrtbl_zt_blk = zap_f_phys(zap)->zap_ptrtbl.zt_blk; + zs->zs_ptrtbl_zt_numblks = zap_f_phys(zap)->zap_ptrtbl.zt_numblks; + zs->zs_ptrtbl_zt_shift = zap_f_phys(zap)->zap_ptrtbl.zt_shift; - if (zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks == 0) { + if (zap_f_phys(zap)->zap_ptrtbl.zt_numblks == 0) { /* the ptrtbl is entirely in the header block. */ zap_stats_ptrtbl(zap, &ZAP_EMBEDDED_PTRTBL_ENT(zap, 0), 1 << ZAP_EMBEDDED_PTRTBL_SHIFT(zap), zs); @@ -1312,16 +1310,16 @@ fzap_get_stats(zap_t *zap, zap_stats_t *zs) int b; dmu_prefetch(zap->zap_objset, zap->zap_object, - zap->zap_f.zap_phys->zap_ptrtbl.zt_blk << bs, - zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks << bs); + zap_f_phys(zap)->zap_ptrtbl.zt_blk << bs, + zap_f_phys(zap)->zap_ptrtbl.zt_numblks << bs); - for (b = 0; b < zap->zap_f.zap_phys->zap_ptrtbl.zt_numblks; + for (b = 0; b < zap_f_phys(zap)->zap_ptrtbl.zt_numblks; b++) { dmu_buf_t *db; int err; err = dmu_buf_hold(zap->zap_objset, zap->zap_object, - (zap->zap_f.zap_phys->zap_ptrtbl.zt_blk + b) << bs, + (zap_f_phys(zap)->zap_ptrtbl.zt_blk + b) << bs, FTAG, &db, DMU_READ_NO_PREFETCH); if (err == 0) { zap_stats_ptrtbl(zap, db->db_data, @@ -1358,7 +1356,7 @@ fzap_count_write(zap_name_t *zn, int add, uint64_t *towrite, * could extend the table. */ if (add) { - if (zap->zap_f.zap_phys->zap_ptrtbl.zt_blk == 0) + if (zap_f_phys(zap)->zap_ptrtbl.zt_blk == 0) *towrite += zap->zap_dbuf->db_size; else *towrite += (zap->zap_dbuf->db_size * 3); diff --git a/module/zfs/zap_leaf.c b/module/zfs/zap_leaf.c index 957804825..3abc08cff 100644 --- a/module/zfs/zap_leaf.c +++ b/module/zfs/zap_leaf.c @@ -48,10 +48,12 @@ static uint16_t *zap_leaf_rehash_entry(zap_leaf_t *l, uint16_t entry); #define LEAF_HASH(l, h) \ ((ZAP_LEAF_HASH_NUMENTRIES(l)-1) & \ - ((h) >> (64 - ZAP_LEAF_HASH_SHIFT(l)-(l)->l_phys->l_hdr.lh_prefix_len))) + ((h) >> \ + (64 - ZAP_LEAF_HASH_SHIFT(l) - zap_leaf_phys(l)->l_hdr.lh_prefix_len))) -#define LEAF_HASH_ENTPTR(l, h) (&(l)->l_phys->l_hash[LEAF_HASH(l, h)]) +#define LEAF_HASH_ENTPTR(l, h) (&zap_leaf_phys(l)->l_hash[LEAF_HASH(l, h)]) +extern inline zap_leaf_phys_t *zap_leaf_phys(zap_leaf_t *l); static void zap_memset(void *a, int c, size_t n) @@ -107,8 +109,11 @@ zap_leaf_byteswap(zap_leaf_phys_t *buf, int size) { int i; zap_leaf_t l; + dmu_buf_t l_dbuf; + + l_dbuf.db_data = buf; l.l_bs = highbit64(size) - 1; - l.l_phys = buf; + l.l_dbuf = &l_dbuf; buf->l_hdr.lh_block_type = BSWAP_64(buf->l_hdr.lh_block_type); buf->l_hdr.lh_prefix = BSWAP_64(buf->l_hdr.lh_prefix); @@ -161,18 +166,20 @@ zap_leaf_init(zap_leaf_t *l, boolean_t sort) int i; l->l_bs = highbit64(l->l_dbuf->db_size) - 1; - zap_memset(&l->l_phys->l_hdr, 0, sizeof (struct zap_leaf_header)); - zap_memset(l->l_phys->l_hash, CHAIN_END, 2*ZAP_LEAF_HASH_NUMENTRIES(l)); + zap_memset(&zap_leaf_phys(l)->l_hdr, 0, + sizeof (struct zap_leaf_header)); + zap_memset(zap_leaf_phys(l)->l_hash, CHAIN_END, + 2*ZAP_LEAF_HASH_NUMENTRIES(l)); for (i = 0; i < ZAP_LEAF_NUMCHUNKS(l); i++) { ZAP_LEAF_CHUNK(l, i).l_free.lf_type = ZAP_CHUNK_FREE; ZAP_LEAF_CHUNK(l, i).l_free.lf_next = i+1; } ZAP_LEAF_CHUNK(l, ZAP_LEAF_NUMCHUNKS(l)-1).l_free.lf_next = CHAIN_END; - l->l_phys->l_hdr.lh_block_type = ZBT_LEAF; - l->l_phys->l_hdr.lh_magic = ZAP_LEAF_MAGIC; - l->l_phys->l_hdr.lh_nfree = ZAP_LEAF_NUMCHUNKS(l); + zap_leaf_phys(l)->l_hdr.lh_block_type = ZBT_LEAF; + zap_leaf_phys(l)->l_hdr.lh_magic = ZAP_LEAF_MAGIC; + zap_leaf_phys(l)->l_hdr.lh_nfree = ZAP_LEAF_NUMCHUNKS(l); if (sort) - l->l_phys->l_hdr.lh_flags |= ZLF_ENTRIES_CDSORTED; + zap_leaf_phys(l)->l_hdr.lh_flags |= ZLF_ENTRIES_CDSORTED; } /* @@ -184,15 +191,16 @@ zap_leaf_chunk_alloc(zap_leaf_t *l) { int chunk; - ASSERT(l->l_phys->l_hdr.lh_nfree > 0); + ASSERT(zap_leaf_phys(l)->l_hdr.lh_nfree > 0); - chunk = l->l_phys->l_hdr.lh_freelist; + chunk = zap_leaf_phys(l)->l_hdr.lh_freelist; ASSERT3U(chunk, <, ZAP_LEAF_NUMCHUNKS(l)); ASSERT3U(ZAP_LEAF_CHUNK(l, chunk).l_free.lf_type, ==, ZAP_CHUNK_FREE); - l->l_phys->l_hdr.lh_freelist = ZAP_LEAF_CHUNK(l, chunk).l_free.lf_next; + zap_leaf_phys(l)->l_hdr.lh_freelist = + ZAP_LEAF_CHUNK(l, chunk).l_free.lf_next; - l->l_phys->l_hdr.lh_nfree--; + zap_leaf_phys(l)->l_hdr.lh_nfree--; return (chunk); } @@ -201,16 +209,16 @@ static void zap_leaf_chunk_free(zap_leaf_t *l, uint16_t chunk) { struct zap_leaf_free *zlf = &ZAP_LEAF_CHUNK(l, chunk).l_free; - ASSERT3U(l->l_phys->l_hdr.lh_nfree, <, ZAP_LEAF_NUMCHUNKS(l)); + ASSERT3U(zap_leaf_phys(l)->l_hdr.lh_nfree, <, ZAP_LEAF_NUMCHUNKS(l)); ASSERT3U(chunk, <, ZAP_LEAF_NUMCHUNKS(l)); ASSERT(zlf->lf_type != ZAP_CHUNK_FREE); zlf->lf_type = ZAP_CHUNK_FREE; - zlf->lf_next = l->l_phys->l_hdr.lh_freelist; + zlf->lf_next = zap_leaf_phys(l)->l_hdr.lh_freelist; bzero(zlf->lf_pad, sizeof (zlf->lf_pad)); /* help it to compress */ - l->l_phys->l_hdr.lh_freelist = chunk; + zap_leaf_phys(l)->l_hdr.lh_freelist = chunk; - l->l_phys->l_hdr.lh_nfree++; + zap_leaf_phys(l)->l_hdr.lh_nfree++; } /* @@ -396,7 +404,7 @@ zap_leaf_lookup(zap_leaf_t *l, zap_name_t *zn, zap_entry_handle_t *zeh) uint16_t *chunkp; struct zap_leaf_entry *le; - ASSERT3U(l->l_phys->l_hdr.lh_magic, ==, ZAP_LEAF_MAGIC); + ASSERT3U(zap_leaf_phys(l)->l_hdr.lh_magic, ==, ZAP_LEAF_MAGIC); again: for (chunkp = LEAF_HASH_ENTPTR(l, zn->zn_hash); @@ -416,7 +424,7 @@ again: * lowest-cd match for MT_FIRST. */ ASSERT(zn->zn_matchtype == MT_EXACT || - (l->l_phys->l_hdr.lh_flags & ZLF_ENTRIES_CDSORTED)); + (zap_leaf_phys(l)->l_hdr.lh_flags & ZLF_ENTRIES_CDSORTED)); if (zap_leaf_array_match(l, zn, le->le_name_chunk, le->le_name_numints)) { zeh->zeh_num_integers = le->le_value_numints; @@ -456,10 +464,10 @@ zap_leaf_lookup_closest(zap_leaf_t *l, uint16_t lh; struct zap_leaf_entry *le; - ASSERT3U(l->l_phys->l_hdr.lh_magic, ==, ZAP_LEAF_MAGIC); + ASSERT3U(zap_leaf_phys(l)->l_hdr.lh_magic, ==, ZAP_LEAF_MAGIC); for (lh = LEAF_HASH(l, h); lh <= bestlh; lh++) { - for (chunk = l->l_phys->l_hash[lh]; + for (chunk = zap_leaf_phys(l)->l_hash[lh]; chunk != CHAIN_END; chunk = le->le_next) { le = ZAP_LEAF_ENTRY(l, chunk); @@ -539,7 +547,7 @@ zap_entry_update(zap_entry_handle_t *zeh, delta_chunks = ZAP_LEAF_ARRAY_NCHUNKS(num_integers * integer_size) - ZAP_LEAF_ARRAY_NCHUNKS(le->le_value_numints * le->le_value_intlen); - if ((int)l->l_phys->l_hdr.lh_nfree < delta_chunks) + if ((int)zap_leaf_phys(l)->l_hdr.lh_nfree < delta_chunks) return (SET_ERROR(EAGAIN)); zap_leaf_array_free(l, &le->le_value_chunk); @@ -569,7 +577,7 @@ zap_entry_remove(zap_entry_handle_t *zeh) *zeh->zeh_chunkp = le->le_next; zap_leaf_chunk_free(l, entry_chunk); - l->l_phys->l_hdr.lh_nentries--; + zap_leaf_phys(l)->l_hdr.lh_nentries--; } int @@ -593,7 +601,7 @@ zap_entry_create(zap_leaf_t *l, zap_name_t *zn, uint32_t cd, if (cd == ZAP_NEED_CD) { /* find the lowest unused cd */ - if (l->l_phys->l_hdr.lh_flags & ZLF_ENTRIES_CDSORTED) { + if (zap_leaf_phys(l)->l_hdr.lh_flags & ZLF_ENTRIES_CDSORTED) { cd = 0; for (chunk = *LEAF_HASH_ENTPTR(l, h); @@ -629,7 +637,7 @@ zap_entry_create(zap_leaf_t *l, zap_name_t *zn, uint32_t cd, ASSERT3U(cd, <, zap_maxcd(zn->zn_zap)); } - if (l->l_phys->l_hdr.lh_nfree < numchunks) + if (zap_leaf_phys(l)->l_hdr.lh_nfree < numchunks) return (SET_ERROR(EAGAIN)); /* make the entry */ @@ -650,7 +658,7 @@ zap_entry_create(zap_leaf_t *l, zap_name_t *zn, uint32_t cd, /* XXX if we did the search above, we could just use that */ chunkp = zap_leaf_rehash_entry(l, chunk); - l->l_phys->l_hdr.lh_nentries++; + zap_leaf_phys(l)->l_hdr.lh_nentries++; zeh->zeh_leaf = l; zeh->zeh_num_integers = num_integers; @@ -784,8 +792,8 @@ zap_leaf_transfer_entry(zap_leaf_t *l, int entry, zap_leaf_t *nl) zap_leaf_chunk_free(l, entry); - l->l_phys->l_hdr.lh_nentries--; - nl->l_phys->l_hdr.lh_nentries++; + zap_leaf_phys(l)->l_hdr.lh_nentries--; + zap_leaf_phys(nl)->l_hdr.lh_nentries++; } /* @@ -795,19 +803,22 @@ void zap_leaf_split(zap_leaf_t *l, zap_leaf_t *nl, boolean_t sort) { int i; - int bit = 64 - 1 - l->l_phys->l_hdr.lh_prefix_len; + int bit = 64 - 1 - zap_leaf_phys(l)->l_hdr.lh_prefix_len; /* set new prefix and prefix_len */ - l->l_phys->l_hdr.lh_prefix <<= 1; - l->l_phys->l_hdr.lh_prefix_len++; - nl->l_phys->l_hdr.lh_prefix = l->l_phys->l_hdr.lh_prefix | 1; - nl->l_phys->l_hdr.lh_prefix_len = l->l_phys->l_hdr.lh_prefix_len; + zap_leaf_phys(l)->l_hdr.lh_prefix <<= 1; + zap_leaf_phys(l)->l_hdr.lh_prefix_len++; + zap_leaf_phys(nl)->l_hdr.lh_prefix = + zap_leaf_phys(l)->l_hdr.lh_prefix | 1; + zap_leaf_phys(nl)->l_hdr.lh_prefix_len = + zap_leaf_phys(l)->l_hdr.lh_prefix_len; /* break existing hash chains */ - zap_memset(l->l_phys->l_hash, CHAIN_END, 2*ZAP_LEAF_HASH_NUMENTRIES(l)); + zap_memset(zap_leaf_phys(l)->l_hash, CHAIN_END, + 2*ZAP_LEAF_HASH_NUMENTRIES(l)); if (sort) - l->l_phys->l_hdr.lh_flags |= ZLF_ENTRIES_CDSORTED; + zap_leaf_phys(l)->l_hdr.lh_flags |= ZLF_ENTRIES_CDSORTED; /* * Transfer entries whose hash bit 'bit' is set to nl; rehash @@ -835,25 +846,25 @@ zap_leaf_stats(zap_t *zap, zap_leaf_t *l, zap_stats_t *zs) { int i, n; - n = zap->zap_f.zap_phys->zap_ptrtbl.zt_shift - - l->l_phys->l_hdr.lh_prefix_len; + n = zap_f_phys(zap)->zap_ptrtbl.zt_shift - + zap_leaf_phys(l)->l_hdr.lh_prefix_len; n = MIN(n, ZAP_HISTOGRAM_SIZE-1); zs->zs_leafs_with_2n_pointers[n]++; - n = l->l_phys->l_hdr.lh_nentries/5; + n = zap_leaf_phys(l)->l_hdr.lh_nentries/5; n = MIN(n, ZAP_HISTOGRAM_SIZE-1); zs->zs_blocks_with_n5_entries[n]++; n = ((1<<FZAP_BLOCK_SHIFT(zap)) - - l->l_phys->l_hdr.lh_nfree * (ZAP_LEAF_ARRAY_BYTES+1))*10 / + zap_leaf_phys(l)->l_hdr.lh_nfree * (ZAP_LEAF_ARRAY_BYTES+1))*10 / (1<<FZAP_BLOCK_SHIFT(zap)); n = MIN(n, ZAP_HISTOGRAM_SIZE-1); zs->zs_blocks_n_tenths_full[n]++; for (i = 0; i < ZAP_LEAF_HASH_NUMENTRIES(l); i++) { int nentries = 0; - int chunk = l->l_phys->l_hash[i]; + int chunk = zap_leaf_phys(l)->l_hash[i]; while (chunk != CHAIN_END) { struct zap_leaf_entry *le = diff --git a/module/zfs/zap_micro.c b/module/zfs/zap_micro.c index dfa7c6615..a065e2533 100644 --- a/module/zfs/zap_micro.c +++ b/module/zfs/zap_micro.c @@ -38,6 +38,8 @@ #include <sys/sunddi.h> #endif +extern inline mzap_phys_t *zap_m_phys(zap_t *zap); + static int mzap_upgrade(zap_t **zapp, dmu_tx_t *tx, zap_flags_t flags); uint64_t @@ -45,7 +47,7 @@ zap_getflags(zap_t *zap) { if (zap->zap_ismicro) return (0); - return (zap->zap_u.zap_fat.zap_phys->zap_flags); + return (zap_f_phys(zap)->zap_flags); } int @@ -384,7 +386,7 @@ mzap_open(objset_t *os, uint64_t obj, dmu_buf_t *db) * it, because zap_lockdir() checks zap_ismicro without the lock * held. */ - winner = dmu_buf_set_user(db, zap, &zap->zap_m.zap_phys, zap_evict); + winner = dmu_buf_set_user(db, zap, zap_evict); if (winner != NULL) { rw_exit(&zap->zap_rwlock); @@ -396,15 +398,15 @@ mzap_open(objset_t *os, uint64_t obj, dmu_buf_t *db) } if (zap->zap_ismicro) { - zap->zap_salt = zap->zap_m.zap_phys->mz_salt; - zap->zap_normflags = zap->zap_m.zap_phys->mz_normflags; + zap->zap_salt = zap_m_phys(zap)->mz_salt; + zap->zap_normflags = zap_m_phys(zap)->mz_normflags; zap->zap_m.zap_num_chunks = db->db_size / MZAP_ENT_LEN - 1; avl_create(&zap->zap_m.zap_avl, mze_compare, sizeof (mzap_ent_t), offsetof(mzap_ent_t, mze_node)); for (i = 0; i < zap->zap_m.zap_num_chunks; i++) { mzap_ent_phys_t *mze = - &zap->zap_m.zap_phys->mz_chunk[i]; + &zap_m_phys(zap)->mz_chunk[i]; if (mze->mze_name[0]) { zap_name_t *zn; @@ -416,8 +418,8 @@ mzap_open(objset_t *os, uint64_t obj, dmu_buf_t *db) } } } else { - zap->zap_salt = zap->zap_f.zap_phys->zap_salt; - zap->zap_normflags = zap->zap_f.zap_phys->zap_normflags; + zap->zap_salt = zap_f_phys(zap)->zap_salt; + zap->zap_normflags = zap_f_phys(zap)->zap_normflags; ASSERT3U(sizeof (struct zap_leaf_header), ==, 2*ZAP_LEAF_CHUNKSIZE); @@ -427,7 +429,7 @@ mzap_open(objset_t *os, uint64_t obj, dmu_buf_t *db) * other members. */ ASSERT3P(&ZAP_EMBEDDED_PTRTBL_ENT(zap, 0), >, - &zap->zap_f.zap_phys->zap_salt); + &zap_f_phys(zap)->zap_salt); /* * The embedded pointer table should end at the end of @@ -435,7 +437,7 @@ mzap_open(objset_t *os, uint64_t obj, dmu_buf_t *db) */ ASSERT3U((uintptr_t)&ZAP_EMBEDDED_PTRTBL_ENT(zap, 1<<ZAP_EMBEDDED_PTRTBL_SHIFT(zap)) - - (uintptr_t)zap->zap_f.zap_phys, ==, + (uintptr_t)zap_f_phys(zap), ==, zap->zap_dbuf->db_size); } rw_exit(&zap->zap_rwlock); @@ -936,7 +938,7 @@ mzap_addent(zap_name_t *zn, uint64_t value) #ifdef ZFS_DEBUG for (i = 0; i < zap->zap_m.zap_num_chunks; i++) { ASSERTV(mzap_ent_phys_t *mze); - ASSERT(mze = &zap->zap_m.zap_phys->mz_chunk[i]); + ASSERT(mze = &zap_m_phys(zap)->mz_chunk[i]); ASSERT(strcmp(zn->zn_key_orig, mze->mze_name) != 0); } #endif @@ -947,7 +949,7 @@ mzap_addent(zap_name_t *zn, uint64_t value) again: for (i = start; i < zap->zap_m.zap_num_chunks; i++) { - mzap_ent_phys_t *mze = &zap->zap_m.zap_phys->mz_chunk[i]; + mzap_ent_phys_t *mze = &zap_m_phys(zap)->mz_chunk[i]; if (mze->mze_name[0] == 0) { mze->mze_value = value; mze->mze_cd = cd; @@ -1149,7 +1151,7 @@ zap_remove_norm(objset_t *os, uint64_t zapobj, const char *name, err = SET_ERROR(ENOENT); } else { zap->zap_m.zap_num_entries--; - bzero(&zap->zap_m.zap_phys->mz_chunk[mze->mze_chunkid], + bzero(&zap_m_phys(zap)->mz_chunk[mze->mze_chunkid], sizeof (mzap_ent_phys_t)); mze_remove(zap, mze); } diff --git a/module/zfs/zfs_ioctl.c b/module/zfs/zfs_ioctl.c index c4cca5ebd..121f99919 100644 --- a/module/zfs/zfs_ioctl.c +++ b/module/zfs/zfs_ioctl.c @@ -946,7 +946,7 @@ zfs_secpolicy_promote(zfs_cmd_t *zc, nvlist_t *innvl, cred_t *cr) dd = clone->ds_dir; error = dsl_dataset_hold_obj(dd->dd_pool, - dd->dd_phys->dd_origin_obj, FTAG, &origin); + dsl_dir_phys(dd)->dd_origin_obj, FTAG, &origin); if (error != 0) { dsl_dataset_rele(clone, FTAG); dsl_pool_rele(dp, FTAG); @@ -4249,7 +4249,8 @@ zfs_ioc_send(zfs_cmd_t *zc) } if (dsl_dir_is_clone(tosnap->ds_dir)) - zc->zc_fromobj = tosnap->ds_dir->dd_phys->dd_origin_obj; + zc->zc_fromobj = + dsl_dir_phys(tosnap->ds_dir)->dd_origin_obj; dsl_dataset_rele(tosnap, FTAG); dsl_pool_rele(dp, FTAG); } @@ -4687,7 +4688,7 @@ zfs_ioc_next_obj(zfs_cmd_t *zc) return (error); error = dmu_object_next(os, &zc->zc_obj, B_FALSE, - os->os_dsl_dataset->ds_phys->ds_prev_snap_txg); + dsl_dataset_phys(os->os_dsl_dataset)->ds_prev_snap_txg); dmu_objset_rele(os, FTAG); return (error); |