diff options
Diffstat (limited to 'cmd')
-rw-r--r-- | cmd/zdb/zdb.c | 9 | ||||
-rw-r--r-- | cmd/zfs/zfs_main.c | 116 | ||||
-rw-r--r-- | cmd/zhack/zhack.c | 29 | ||||
-rw-r--r-- | cmd/ztest/ztest.c | 196 |
4 files changed, 198 insertions, 152 deletions
diff --git a/cmd/zdb/zdb.c b/cmd/zdb/zdb.c index 060498ae2..b119a16e2 100644 --- a/cmd/zdb/zdb.c +++ b/cmd/zdb/zdb.c @@ -1725,7 +1725,9 @@ dump_dir(objset_t *os) int print_header = 1; int i, error; + dsl_pool_config_enter(dmu_objset_pool(os), FTAG); dmu_objset_fast_stat(os, &dds); + dsl_pool_config_exit(dmu_objset_pool(os), FTAG); if (dds.dds_type < DMU_OST_NUMTYPES) type = objset_types[dds.dds_type]; @@ -2171,7 +2173,6 @@ zdb_blkptr_cb(spa_t *spa, zilog_t *zilog, const blkptr_t *bp, zio_nowait(zio_read(NULL, spa, bp, data, size, zdb_blkptr_done, zcb, ZIO_PRIORITY_ASYNC_READ, flags, zb)); - } zcb->zcb_readfails = 0; @@ -2365,8 +2366,10 @@ dump_block_stats(spa_t *spa) */ (void) bpobj_iterate_nofree(&spa->spa_deferred_bpobj, count_block_cb, &zcb, NULL); - (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, - count_block_cb, &zcb, NULL); + if (spa_version(spa) >= SPA_VERSION_DEADLISTS) { + (void) bpobj_iterate_nofree(&spa->spa_dsl_pool->dp_free_bpobj, + count_block_cb, &zcb, NULL); + } if (spa_feature_is_active(spa, &spa_feature_table[SPA_FEATURE_ASYNC_DESTROY])) { VERIFY3U(0, ==, bptree_iterate(spa->spa_meta_objset, diff --git a/cmd/zfs/zfs_main.c b/cmd/zfs/zfs_main.c index 7176c9416..365f93ba4 100644 --- a/cmd/zfs/zfs_main.c +++ b/cmd/zfs/zfs_main.c @@ -892,6 +892,7 @@ typedef struct destroy_cbdata { boolean_t cb_parsable; boolean_t cb_dryrun; nvlist_t *cb_nvl; + nvlist_t *cb_batchedsnaps; /* first snap in contiguous run */ char *cb_firstsnap; @@ -988,9 +989,27 @@ destroy_callback(zfs_handle_t *zhp, void *data) zfs_close(zhp); return (0); } + if (cb->cb_dryrun) { + zfs_close(zhp); + return (0); + } + + /* + * We batch up all contiguous snapshots (even of different + * filesystems) and destroy them with one ioctl. We can't + * simply do all snap deletions and then all fs deletions, + * because we must delete a clone before its origin. + */ + if (zfs_get_type(zhp) == ZFS_TYPE_SNAPSHOT) { + fnvlist_add_boolean(cb->cb_batchedsnaps, name); + } else { + int error = zfs_destroy_snaps_nvl(g_zfs, + cb->cb_batchedsnaps, B_FALSE); + fnvlist_free(cb->cb_batchedsnaps); + cb->cb_batchedsnaps = fnvlist_alloc(); - if (!cb->cb_dryrun) { - if (zfs_unmount(zhp, NULL, cb->cb_force ? MS_FORCE : 0) != 0 || + if (error != 0 || + zfs_unmount(zhp, NULL, cb->cb_force ? MS_FORCE : 0) != 0 || zfs_destroy(zhp, cb->cb_defer_destroy) != 0) { zfs_close(zhp); return (-1); @@ -1146,8 +1165,10 @@ static int zfs_do_destroy(int argc, char **argv) { destroy_cbdata_t cb = { 0 }; + int rv = 0; + int err = 0; int c; - zfs_handle_t *zhp; + zfs_handle_t *zhp = NULL; char *at; zfs_type_t type = ZFS_TYPE_DATASET; @@ -1201,11 +1222,9 @@ zfs_do_destroy(int argc, char **argv) at = strchr(argv[0], '@'); if (at != NULL) { - int err = 0; /* Build the list of snaps to destroy in cb_nvl. */ - if (nvlist_alloc(&cb.cb_nvl, NV_UNIQUE_NAME, 0) != 0) - nomem(); + cb.cb_nvl = fnvlist_alloc(); *at = '\0'; zhp = zfs_open(g_zfs, argv[0], @@ -1216,17 +1235,15 @@ zfs_do_destroy(int argc, char **argv) cb.cb_snapspec = at + 1; if (gather_snapshots(zfs_handle_dup(zhp), &cb) != 0 || cb.cb_error) { - zfs_close(zhp); - nvlist_free(cb.cb_nvl); - return (1); + rv = 1; + goto out; } if (nvlist_empty(cb.cb_nvl)) { (void) fprintf(stderr, gettext("could not find any " "snapshots to destroy; check snapshot names.\n")); - zfs_close(zhp); - nvlist_free(cb.cb_nvl); - return (1); + rv = 1; + goto out; } if (cb.cb_verbose) { @@ -1245,18 +1262,26 @@ zfs_do_destroy(int argc, char **argv) } if (!cb.cb_dryrun) { - if (cb.cb_doclones) + if (cb.cb_doclones) { + cb.cb_batchedsnaps = fnvlist_alloc(); err = destroy_clones(&cb); + if (err == 0) { + err = zfs_destroy_snaps_nvl(g_zfs, + cb.cb_batchedsnaps, B_FALSE); + } + if (err != 0) { + rv = 1; + goto out; + } + } if (err == 0) { - err = zfs_destroy_snaps_nvl(zhp, cb.cb_nvl, + err = zfs_destroy_snaps_nvl(g_zfs, cb.cb_nvl, cb.cb_defer_destroy); } } - zfs_close(zhp); - nvlist_free(cb.cb_nvl); if (err != 0) - return (1); + rv = 1; } else { /* Open the given dataset */ if ((zhp = zfs_open(g_zfs, argv[0], type)) == NULL) @@ -1277,8 +1302,8 @@ zfs_do_destroy(int argc, char **argv) zfs_get_name(zhp)); (void) fprintf(stderr, gettext("use 'zpool destroy %s' " "to destroy the pool itself\n"), zfs_get_name(zhp)); - zfs_close(zhp); - return (1); + rv = 1; + goto out; } /* @@ -1288,30 +1313,42 @@ zfs_do_destroy(int argc, char **argv) if (!cb.cb_doclones && zfs_iter_dependents(zhp, B_TRUE, destroy_check_dependent, &cb) != 0) { - zfs_close(zhp); - return (1); + rv = 1; + goto out; } if (cb.cb_error) { - zfs_close(zhp); - return (1); + rv = 1; + goto out; } + cb.cb_batchedsnaps = fnvlist_alloc(); if (zfs_iter_dependents(zhp, B_FALSE, destroy_callback, &cb) != 0) { - zfs_close(zhp); - return (1); + rv = 1; + goto out; } /* * Do the real thing. The callback will close the * handle regardless of whether it succeeds or not. */ - if (destroy_callback(zhp, &cb) != 0) - return (1); + err = destroy_callback(zhp, &cb); + zhp = NULL; + if (err == 0) { + err = zfs_destroy_snaps_nvl(g_zfs, + cb.cb_batchedsnaps, cb.cb_defer_destroy); + } + if (err != 0) + rv = 1; } - return (0); +out: + fnvlist_free(cb.cb_batchedsnaps); + fnvlist_free(cb.cb_nvl); + if (zhp != NULL) + zfs_close(zhp); + return (rv); } static boolean_t @@ -5081,28 +5118,12 @@ cleanup2: return (error); } -/* - * zfs allow [-r] [-t] <tag> <snap> ... - * - * -r Recursively hold - * -t Temporary hold (hidden option) - * - * Apply a user-hold with the given tag to the list of snapshots. - */ static int zfs_do_allow(int argc, char **argv) { return (zfs_do_allow_unallow_impl(argc, argv, B_FALSE)); } -/* - * zfs unallow [-r] [-t] <tag> <snap> ... - * - * -r Recursively hold - * -t Temporary hold (hidden option) - * - * Apply a user-hold with the given tag to the list of snapshots. - */ static int zfs_do_unallow(int argc, char **argv) { @@ -5116,7 +5137,6 @@ zfs_do_hold_rele_impl(int argc, char **argv, boolean_t holding) int i; const char *tag; boolean_t recursive = B_FALSE; - boolean_t temphold = B_FALSE; const char *opts = holding ? "rt" : "r"; int c; @@ -5126,9 +5146,6 @@ zfs_do_hold_rele_impl(int argc, char **argv, boolean_t holding) case 'r': recursive = B_TRUE; break; - case 't': - temphold = B_TRUE; - break; case '?': (void) fprintf(stderr, gettext("invalid option '%c'\n"), optopt); @@ -5177,7 +5194,7 @@ zfs_do_hold_rele_impl(int argc, char **argv, boolean_t holding) } if (holding) { if (zfs_hold(zhp, delim+1, tag, recursive, - temphold, B_FALSE, -1, 0, 0) != 0) + B_FALSE, -1) != 0) ++errors; } else { if (zfs_release(zhp, delim+1, tag, recursive) != 0) @@ -5193,7 +5210,6 @@ zfs_do_hold_rele_impl(int argc, char **argv, boolean_t holding) * zfs hold [-r] [-t] <tag> <snap> ... * * -r Recursively hold - * -t Temporary hold (hidden option) * * Apply a user-hold with the given tag to the list of snapshots. */ diff --git a/cmd/zhack/zhack.c b/cmd/zhack/zhack.c index 4f80dde69..99d267194 100644 --- a/cmd/zhack/zhack.c +++ b/cmd/zhack/zhack.c @@ -46,6 +46,7 @@ #include <sys/zio_checksum.h> #include <sys/zio_compress.h> #include <sys/zfeature.h> +#include <sys/dmu_tx.h> #undef ZFS_MAXNAMELEN #include <libzfs.h> @@ -123,7 +124,7 @@ import_pool(const char *target, boolean_t readonly) spa_t *spa; nvpair_t *elem; nvlist_t *props; - const char *name; + char *name; kernel_init(readonly ? FREAD : (FREAD | FWRITE)); g_zfs = libzfs_init(); @@ -273,10 +274,10 @@ zhack_do_feature_stat(int argc, char **argv) } static void -feature_enable_sync(void *arg1, void *arg2, dmu_tx_t *tx) +feature_enable_sync(void *arg, dmu_tx_t *tx) { - spa_t *spa = arg1; - zfeature_info_t *feature = arg2; + spa_t *spa = dmu_tx_pool(tx)->dp_spa; + zfeature_info_t *feature = arg; spa_feature_enable(spa, feature, tx); spa_history_log_internal(spa, "zhack enable feature", tx, @@ -344,8 +345,8 @@ zhack_do_feature_enable(int argc, char **argv) if (0 == zap_contains(mos, spa->spa_feat_desc_obj, feature.fi_guid)) fatal("feature already enabled: %s", feature.fi_guid); - VERIFY3U(0, ==, dsl_sync_task_do(spa->spa_dsl_pool, NULL, - feature_enable_sync, spa, &feature, 5)); + VERIFY0(dsl_sync_task(spa_name(spa), NULL, + feature_enable_sync, &feature, 5)); spa_close(spa, FTAG); @@ -353,10 +354,10 @@ zhack_do_feature_enable(int argc, char **argv) } static void -feature_incr_sync(void *arg1, void *arg2, dmu_tx_t *tx) +feature_incr_sync(void *arg, dmu_tx_t *tx) { - spa_t *spa = arg1; - zfeature_info_t *feature = arg2; + spa_t *spa = dmu_tx_pool(tx)->dp_spa; + zfeature_info_t *feature = arg; spa_feature_incr(spa, feature, tx); spa_history_log_internal(spa, "zhack feature incr", tx, @@ -364,10 +365,10 @@ feature_incr_sync(void *arg1, void *arg2, dmu_tx_t *tx) } static void -feature_decr_sync(void *arg1, void *arg2, dmu_tx_t *tx) +feature_decr_sync(void *arg, dmu_tx_t *tx) { - spa_t *spa = arg1; - zfeature_info_t *feature = arg2; + spa_t *spa = dmu_tx_pool(tx)->dp_spa; + zfeature_info_t *feature = arg; spa_feature_decr(spa, feature, tx); spa_history_log_internal(spa, "zhack feature decr", tx, @@ -442,8 +443,8 @@ zhack_do_feature_ref(int argc, char **argv) if (decr && !spa_feature_is_active(spa, &feature)) fatal("feature refcount already 0: %s", feature.fi_guid); - VERIFY3U(0, ==, dsl_sync_task_do(spa->spa_dsl_pool, NULL, - decr ? feature_decr_sync : feature_incr_sync, spa, &feature, 5)); + VERIFY0(dsl_sync_task(spa_name(spa), NULL, + decr ? feature_decr_sync : feature_incr_sync, &feature, 5)); spa_close(spa, FTAG); } diff --git a/cmd/ztest/ztest.c b/cmd/ztest/ztest.c index 28570a090..e192ab17a 100644 --- a/cmd/ztest/ztest.c +++ b/cmd/ztest/ztest.c @@ -106,10 +106,12 @@ #include <sys/metaslab_impl.h> #include <sys/dsl_prop.h> #include <sys/dsl_dataset.h> +#include <sys/dsl_destroy.h> #include <sys/dsl_scan.h> #include <sys/zio_checksum.h> #include <sys/refcount.h> #include <sys/zfeature.h> +#include <sys/dsl_userhold.h> #include <stdio.h> #include <stdio_ext.h> #include <stdlib.h> @@ -367,7 +369,7 @@ ztest_info_t ztest_info[] = { { ztest_scrub, 1, &zopt_rarely }, { ztest_spa_upgrade, 1, &zopt_rarely }, { ztest_dsl_dataset_promote_busy, 1, &zopt_rarely }, - { ztest_vdev_attach_detach, 1, &zopt_rarely }, + { ztest_vdev_attach_detach, 1, &zopt_sometimes }, { ztest_vdev_LUN_growth, 1, &zopt_rarely }, { ztest_vdev_add_remove, 1, &ztest_opts.zo_vdevtime }, @@ -1031,9 +1033,8 @@ ztest_dsl_prop_set_uint64(char *osname, zfs_prop_t prop, uint64_t value, uint64_t curval; int error; - error = dsl_prop_set(osname, propname, - (inherit ? ZPROP_SRC_NONE : ZPROP_SRC_LOCAL), - sizeof (value), 1, &value); + error = dsl_prop_set_int(osname, propname, + (inherit ? ZPROP_SRC_NONE : ZPROP_SRC_LOCAL), value); if (error == ENOSPC) { ztest_record_enospc(FTAG); @@ -1042,8 +1043,7 @@ ztest_dsl_prop_set_uint64(char *osname, zfs_prop_t prop, uint64_t value, ASSERT0(error); setpoint = umem_alloc(MAXPATHLEN, UMEM_NOFAIL); - VERIFY3U(dsl_prop_get(osname, propname, sizeof (curval), - 1, &curval, setpoint), ==, 0); + VERIFY0(dsl_prop_get_integer(osname, propname, &curval, setpoint)); if (ztest_opts.zo_verbose >= 6) { VERIFY(zfs_prop_index_to_string(prop, curval, &valname) == 0); @@ -2484,8 +2484,7 @@ ztest_vdev_add_remove(ztest_ds_t *zd, uint64_t id) int error; mutex_enter(&ztest_vdev_lock); - leaves = - MAX(zs->zs_mirrors + zs->zs_splits, 1) * ztest_opts.zo_raidz; + leaves = MAX(zs->zs_mirrors + zs->zs_splits, 1) * ztest_opts.zo_raidz; spa_config_enter(spa, SCL_VDEV, FTAG, RW_READER); @@ -2507,7 +2506,7 @@ ztest_vdev_add_remove(ztest_ds_t *zd, uint64_t id) * prevent a race between removing a slog (dmu_objset_find) * and destroying a dataset. Removing the slog will * grab a reference on the dataset which may cause - * dmu_objset_destroy() to fail with EBUSY thus + * dsl_destroy_head() to fail with EBUSY thus * leaving the dataset in an inconsistent state. */ rw_enter(&ztest_name_lock, RW_WRITER); @@ -3196,7 +3195,7 @@ ztest_objset_destroy_cb(const char *name, void *arg) /* * Verify that the dataset contains a directory object. */ - VERIFY3U(0, ==, dmu_objset_hold(name, FTAG, &os)); + VERIFY0(dmu_objset_own(name, DMU_OST_OTHER, B_TRUE, FTAG, &os)); error = dmu_object_info(os, ZTEST_DIROBJ, &doi); if (error != ENOENT) { /* We could have crashed in the middle of destroying it */ @@ -3204,12 +3203,16 @@ ztest_objset_destroy_cb(const char *name, void *arg) ASSERT3U(doi.doi_type, ==, DMU_OT_ZAP_OTHER); ASSERT3S(doi.doi_physical_blocks_512, >=, 0); } - dmu_objset_rele(os, FTAG); + dmu_objset_disown(os, FTAG); /* * Destroy the dataset. */ - VERIFY3U(0, ==, dmu_objset_destroy(name, B_FALSE)); + if (strchr(name, '@') != NULL) { + VERIFY0(dsl_destroy_snapshot(name, B_FALSE)); + } else { + VERIFY0(dsl_destroy_head(name)); + } return (0); } @@ -3219,16 +3222,17 @@ ztest_snapshot_create(char *osname, uint64_t id) char snapname[MAXNAMELEN]; int error; - (void) snprintf(snapname, MAXNAMELEN, "%s@%llu", osname, - (u_longlong_t)id); + (void) snprintf(snapname, sizeof (snapname), "%llu", (u_longlong_t)id); - error = dmu_objset_snapshot_one(osname, strchr(snapname, '@') + 1); + error = dmu_objset_snapshot_one(osname, snapname); if (error == ENOSPC) { ztest_record_enospc(FTAG); return (B_FALSE); } - if (error != 0 && error != EEXIST) - fatal(0, "ztest_snapshot_create(%s) = %d", snapname, error); + if (error != 0 && error != EEXIST) { + fatal(0, "ztest_snapshot_create(%s@%s) = %d", osname, + snapname, error); + } return (B_TRUE); } @@ -3241,7 +3245,7 @@ ztest_snapshot_destroy(char *osname, uint64_t id) (void) snprintf(snapname, MAXNAMELEN, "%s@%llu", osname, (u_longlong_t)id); - error = dmu_objset_destroy(snapname, B_FALSE); + error = dsl_destroy_snapshot(snapname, B_FALSE); if (error != 0 && error != ENOENT) fatal(0, "ztest_snapshot_destroy(%s) = %d", snapname, error); return (B_TRUE); @@ -3269,7 +3273,7 @@ ztest_dmu_objset_create_destroy(ztest_ds_t *zd, uint64_t id) /* * If this dataset exists from a previous run, process its replay log - * half of the time. If we don't replay it, then dmu_objset_destroy() + * half of the time. If we don't replay it, then dsl_destroy_head() * (invoked from ztest_objset_destroy_cb()) should just throw it away. */ if (ztest_random(2) == 0 && @@ -3291,7 +3295,8 @@ ztest_dmu_objset_create_destroy(ztest_ds_t *zd, uint64_t id) /* * Verify that the destroyed dataset is no longer in the namespace. */ - VERIFY3U(ENOENT, ==, dmu_objset_hold(name, FTAG, &os)); + VERIFY3U(ENOENT, ==, dmu_objset_own(name, DMU_OST_OTHER, B_TRUE, + FTAG, &os)); /* * Verify that we can create a new dataset. @@ -3305,8 +3310,7 @@ ztest_dmu_objset_create_destroy(ztest_ds_t *zd, uint64_t id) fatal(0, "dmu_objset_create(%s) = %d", name, error); } - VERIFY3U(0, ==, - dmu_objset_own(name, DMU_OST_OTHER, B_FALSE, FTAG, &os)); + VERIFY0(dmu_objset_own(name, DMU_OST_OTHER, B_FALSE, FTAG, &os)); ztest_zd_init(zdtmp, NULL, os); @@ -3396,21 +3400,21 @@ ztest_dsl_dataset_cleanup(char *osname, uint64_t id) (void) snprintf(snap3name, MAXNAMELEN, "%s@s3_%llu", clone1name, (u_longlong_t)id); - error = dmu_objset_destroy(clone2name, B_FALSE); + error = dsl_destroy_head(clone2name); if (error && error != ENOENT) - fatal(0, "dmu_objset_destroy(%s) = %d", clone2name, error); - error = dmu_objset_destroy(snap3name, B_FALSE); + fatal(0, "dsl_destroy_head(%s) = %d", clone2name, error); + error = dsl_destroy_snapshot(snap3name, B_FALSE); if (error && error != ENOENT) - fatal(0, "dmu_objset_destroy(%s) = %d", snap3name, error); - error = dmu_objset_destroy(snap2name, B_FALSE); + fatal(0, "dsl_destroy_snapshot(%s) = %d", snap3name, error); + error = dsl_destroy_snapshot(snap2name, B_FALSE); if (error && error != ENOENT) - fatal(0, "dmu_objset_destroy(%s) = %d", snap2name, error); - error = dmu_objset_destroy(clone1name, B_FALSE); + fatal(0, "dsl_destroy_snapshot(%s) = %d", snap2name, error); + error = dsl_destroy_head(clone1name); if (error && error != ENOENT) - fatal(0, "dmu_objset_destroy(%s) = %d", clone1name, error); - error = dmu_objset_destroy(snap1name, B_FALSE); + fatal(0, "dsl_destroy_head(%s) = %d", clone1name, error); + error = dsl_destroy_snapshot(snap1name, B_FALSE); if (error && error != ENOENT) - fatal(0, "dmu_objset_destroy(%s) = %d", snap1name, error); + fatal(0, "dsl_destroy_snapshot(%s) = %d", snap1name, error); umem_free(snap1name, MAXNAMELEN); umem_free(clone1name, MAXNAMELEN); @@ -3425,8 +3429,7 @@ ztest_dsl_dataset_cleanup(char *osname, uint64_t id) void ztest_dsl_dataset_promote_busy(ztest_ds_t *zd, uint64_t id) { - objset_t *clone; - dsl_dataset_t *ds; + objset_t *os; char *snap1name; char *clone1name; char *snap2name; @@ -3465,12 +3468,7 @@ ztest_dsl_dataset_promote_busy(ztest_ds_t *zd, uint64_t id) fatal(0, "dmu_take_snapshot(%s) = %d", snap1name, error); } - error = dmu_objset_hold(snap1name, FTAG, &clone); - if (error) - fatal(0, "dmu_open_snapshot(%s) = %d", snap1name, error); - - error = dmu_objset_clone(clone1name, dmu_objset_ds(clone), 0); - dmu_objset_rele(clone, FTAG); + error = dmu_objset_clone(clone1name, snap1name); if (error) { if (error == ENOSPC) { ztest_record_enospc(FTAG); @@ -3497,12 +3495,7 @@ ztest_dsl_dataset_promote_busy(ztest_ds_t *zd, uint64_t id) fatal(0, "dmu_open_snapshot(%s) = %d", snap3name, error); } - error = dmu_objset_hold(snap3name, FTAG, &clone); - if (error) - fatal(0, "dmu_open_snapshot(%s) = %d", snap3name, error); - - error = dmu_objset_clone(clone2name, dmu_objset_ds(clone), 0); - dmu_objset_rele(clone, FTAG); + error = dmu_objset_clone(clone2name, snap3name); if (error) { if (error == ENOSPC) { ztest_record_enospc(FTAG); @@ -3511,14 +3504,14 @@ ztest_dsl_dataset_promote_busy(ztest_ds_t *zd, uint64_t id) fatal(0, "dmu_objset_create(%s) = %d", clone2name, error); } - error = dsl_dataset_own(snap2name, B_FALSE, FTAG, &ds); + error = dmu_objset_own(snap2name, DMU_OST_ANY, B_TRUE, FTAG, &os); if (error) - fatal(0, "dsl_dataset_own(%s) = %d", snap2name, error); + fatal(0, "dmu_objset_own(%s) = %d", snap2name, error); error = dsl_dataset_promote(clone2name, NULL); if (error != EBUSY) fatal(0, "dsl_dataset_promote(%s), %d, not EBUSY", clone2name, error); - dsl_dataset_disown(ds, FTAG); + dmu_objset_disown(os, FTAG); out: ztest_dsl_dataset_cleanup(osname, id); @@ -4392,7 +4385,7 @@ ztest_zap_parallel(ztest_ds_t *zd, uint64_t id) } count = -1ULL; - VERIFY(zap_count(os, object, &count) == 0); + VERIFY0(zap_count(os, object, &count)); ASSERT(count != -1ULL); /* @@ -4710,6 +4703,22 @@ ztest_spa_prop_get_set(ztest_ds_t *zd, uint64_t id) (void) rw_exit(&ztest_name_lock); } +static int +user_release_one(const char *snapname, const char *holdname) +{ + nvlist_t *snaps, *holds; + int error; + + snaps = fnvlist_alloc(); + holds = fnvlist_alloc(); + fnvlist_add_boolean(holds, holdname); + fnvlist_add_nvlist(snaps, snapname, holds); + fnvlist_free(holds); + error = dsl_dataset_user_release(snaps, NULL); + fnvlist_free(snaps); + return (error); +} + /* * Test snapshot hold/release and deferred destroy. */ @@ -4724,22 +4733,30 @@ ztest_dmu_snapshot_hold(ztest_ds_t *zd, uint64_t id) char clonename[100]; char tag[100]; char osname[MAXNAMELEN]; + nvlist_t *holds; (void) rw_enter(&ztest_name_lock, RW_READER); dmu_objset_name(os, osname); - (void) snprintf(snapname, 100, "sh1_%llu", (u_longlong_t)id); - (void) snprintf(fullname, 100, "%s@%s", osname, snapname); - (void) snprintf(clonename, 100, "%s/ch1_%llu",osname,(u_longlong_t)id); - (void) snprintf(tag, 100, "tag_%llu", (u_longlong_t)id); + (void) snprintf(snapname, sizeof (snapname), "sh1_%llu", (long long unsigned int)id); + (void) snprintf(fullname, sizeof (fullname), "%s@%s", osname, snapname); + (void) snprintf(clonename, sizeof (clonename), + "%s/ch1_%llu", osname, (long long unsigned int)id); + (void) snprintf(tag, sizeof (tag), "tag_%llu", (long long unsigned int)id); /* * Clean up from any previous run. */ - (void) dmu_objset_destroy(clonename, B_FALSE); - (void) dsl_dataset_user_release(osname, snapname, tag, B_FALSE); - (void) dmu_objset_destroy(fullname, B_FALSE); + error = dsl_destroy_head(clonename); + if (error != ENOENT) + ASSERT0(error); + error = user_release_one(fullname, tag); + if (error != ESRCH && error != ENOENT) + ASSERT0(error); + error = dsl_destroy_snapshot(fullname, B_FALSE); + if (error != ENOENT) + ASSERT0(error); /* * Create snapshot, clone it, mark snap for deferred destroy, @@ -4754,12 +4771,7 @@ ztest_dmu_snapshot_hold(ztest_ds_t *zd, uint64_t id) fatal(0, "dmu_objset_snapshot(%s) = %d", fullname, error); } - error = dmu_objset_hold(fullname, FTAG, &origin); - if (error) - fatal(0, "dmu_objset_hold(%s) = %d", fullname, error); - - error = dmu_objset_clone(clonename, dmu_objset_ds(origin), 0); - dmu_objset_rele(origin, FTAG); + error = dmu_objset_clone(clonename, fullname); if (error) { if (error == ENOSPC) { ztest_record_enospc("dmu_objset_clone"); @@ -4768,15 +4780,15 @@ ztest_dmu_snapshot_hold(ztest_ds_t *zd, uint64_t id) fatal(0, "dmu_objset_clone(%s) = %d", clonename, error); } - error = dmu_objset_destroy(fullname, B_TRUE); + error = dsl_destroy_snapshot(fullname, B_TRUE); if (error) { - fatal(0, "dmu_objset_destroy(%s, B_TRUE) = %d", + fatal(0, "dsl_destroy_snapshot(%s, B_TRUE) = %d", fullname, error); } - error = dmu_objset_destroy(clonename, B_FALSE); + error = dsl_destroy_head(clonename); if (error) - fatal(0, "dmu_objset_destroy(%s) = %d", clonename, error); + fatal(0, "dsl_destroy_head(%s) = %d", clonename, error); error = dmu_objset_hold(fullname, FTAG, &origin); if (error != ENOENT) @@ -4796,28 +4808,31 @@ ztest_dmu_snapshot_hold(ztest_ds_t *zd, uint64_t id) fatal(0, "dmu_objset_snapshot(%s) = %d", fullname, error); } - error = dsl_dataset_user_hold(osname, snapname, tag, B_FALSE, - B_TRUE, -1); + holds = fnvlist_alloc(); + fnvlist_add_string(holds, fullname, tag); + error = dsl_dataset_user_hold(holds, 0, NULL); + fnvlist_free(holds); + if (error) fatal(0, "dsl_dataset_user_hold(%s)", fullname, tag); - error = dmu_objset_destroy(fullname, B_FALSE); + error = dsl_destroy_snapshot(fullname, B_FALSE); if (error != EBUSY) { - fatal(0, "dmu_objset_destroy(%s, B_FALSE) = %d", + fatal(0, "dsl_destroy_snapshot(%s, B_FALSE) = %d", fullname, error); } - error = dmu_objset_destroy(fullname, B_TRUE); + error = dsl_destroy_snapshot(fullname, B_TRUE); if (error) { - fatal(0, "dmu_objset_destroy(%s, B_TRUE) = %d", + fatal(0, "dsl_destroy_snapshot(%s, B_TRUE) = %d", fullname, error); } - error = dsl_dataset_user_release(osname, snapname, tag, B_FALSE); + error = user_release_one(fullname, tag); if (error) - fatal(0, "dsl_dataset_user_release(%s)", fullname, tag); + fatal(0, "user_release_one(%s)", fullname, tag); - VERIFY(dmu_objset_hold(fullname, FTAG, &origin) == ENOENT); + VERIFY3U(dmu_objset_hold(fullname, FTAG, &origin), ==, ENOENT); out: (void) rw_exit(&ztest_name_lock); @@ -4947,7 +4962,7 @@ ztest_fault_inject(ztest_ds_t *zd, uint64_t id) * prevent a race between offlining a slog and * destroying a dataset. Offlining the slog will * grab a reference on the dataset which may cause - * dmu_objset_destroy() to fail with EBUSY thus + * dsl_destroy_head() to fail with EBUSY thus * leaving the dataset in an inconsistent state. */ if (islog) @@ -5084,8 +5099,12 @@ ztest_ddt_repair(ztest_ds_t *zd, uint64_t id) */ for (i = 0; i < copies; i++) { uint64_t offset = i * blocksize; - VERIFY(dmu_buf_hold(os, object, offset, FTAG, &db, - DMU_READ_NO_PREFETCH) == 0); + int error = dmu_buf_hold(os, object, offset, FTAG, &db, + DMU_READ_NO_PREFETCH); + if (error != 0) { + fatal(B_FALSE, "dmu_buf_hold(%p, %llu, %llu) = %u", + os, (long long)object, (long long) offset, error); + } ASSERT(db->db_offset == offset); ASSERT(db->db_size == blocksize); ASSERT(ztest_pattern_match(db->db_data, db->db_size, pattern) || @@ -5300,6 +5319,7 @@ ztest_spa_import_export(char *oldname, char *newname) nvlist_t *config, *newconfig; uint64_t pool_guid; spa_t *spa; + int error; if (ztest_opts.zo_verbose >= 4) { (void) printf("import/export: old = %s, new = %s\n", @@ -5344,7 +5364,12 @@ ztest_spa_import_export(char *oldname, char *newname) /* * Import it under the new name. */ - VERIFY3U(0, ==, spa_import(newname, config, NULL, 0)); + error = spa_import(newname, config, NULL, 0); + if (error != 0) { + dump_nvlist(config, 0); + fatal(B_FALSE, "couldn't import pool %s as %s: error %u", + oldname, newname, error); + } ztest_walk_pool_directory("pools after import"); @@ -5551,7 +5576,7 @@ ztest_dataset_open(int d) } ASSERT(error == 0 || error == EEXIST); - VERIFY0(dmu_objset_hold(name, zd, &os)); + VERIFY0(dmu_objset_own(name, DMU_OST_OTHER, B_FALSE, zd, &os)); (void) rw_exit(&ztest_name_lock); ztest_zd_init(zd, ZTEST_GET_SHARED_DS(d), os); @@ -5592,7 +5617,7 @@ ztest_dataset_close(int d) ztest_ds_t *zd = &ztest_ds[d]; zil_close(zd->zd_zilog); - dmu_objset_rele(zd->zd_os, zd); + dmu_objset_disown(zd->zd_os, zd); ztest_zd_fini(zd); } @@ -5638,13 +5663,14 @@ ztest_run(ztest_shared_t *zs) * Open our pool. */ kernel_init(FREAD | FWRITE); - VERIFY(spa_open(ztest_opts.zo_pool, &spa, FTAG) == 0); + VERIFY0(spa_open(ztest_opts.zo_pool, &spa, FTAG)); spa->spa_debug = B_TRUE; ztest_spa = spa; - VERIFY3U(0, ==, dmu_objset_hold(ztest_opts.zo_pool, FTAG, &os)); + VERIFY0(dmu_objset_own(ztest_opts.zo_pool, + DMU_OST_ANY, B_TRUE, FTAG, &os)); zs->zs_guid = dmu_objset_fsid_guid(os); - dmu_objset_rele(os, FTAG); + dmu_objset_disown(os, FTAG); spa->spa_dedup_ditto = 2 * ZIO_DEDUPDITTO_MIN; |