diff options
Diffstat (limited to 'include/sys/dsl_pool.h')
| -rw-r--r-- | include/sys/dsl_pool.h | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/include/sys/dsl_pool.h b/include/sys/dsl_pool.h index 0f9471486..d5bad8dc1 100644 --- a/include/sys/dsl_pool.h +++ b/include/sys/dsl_pool.h @@ -20,7 +20,7 @@ */ /* * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. - * Copyright (c) 2012 by Delphix. All rights reserved. + * Copyright (c) 2013 by Delphix. All rights reserved. */ #ifndef _SYS_DSL_POOL_H @@ -51,6 +51,14 @@ struct dsl_pool; struct dmu_tx; struct dsl_scan; +extern unsigned long zfs_dirty_data_max; +extern unsigned long zfs_dirty_data_max_max; +extern unsigned long zfs_dirty_data_sync; +extern int zfs_dirty_data_max_percent; +extern int zfs_dirty_data_max_max_percent; +extern int zfs_delay_min_dirty_percent; +extern unsigned long zfs_delay_scale; + /* These macros are for indexing into the zfs_all_blkstats_t. */ #define DMU_OT_DEFERRED DMU_OT_NONE #define DMU_OT_OTHER DMU_OT_NUMTYPES /* place holder for DMU_OT() types */ @@ -85,9 +93,6 @@ typedef struct dsl_pool { /* No lock needed - sync context only */ blkptr_t dp_meta_rootbp; - hrtime_t dp_read_overhead; - uint64_t dp_throughput; /* bytes per millisec */ - uint64_t dp_write_limit; uint64_t dp_tmp_userrefs_obj; bpobj_t dp_free_bpobj; uint64_t dp_bptree_obj; @@ -97,12 +102,19 @@ typedef struct dsl_pool { /* Uses dp_lock */ kmutex_t dp_lock; - uint64_t dp_space_towrite[TXG_SIZE]; - uint64_t dp_tempreserved[TXG_SIZE]; + kcondvar_t dp_spaceavail_cv; + uint64_t dp_dirty_pertxg[TXG_SIZE]; + uint64_t dp_dirty_total; uint64_t dp_mos_used_delta; uint64_t dp_mos_compressed_delta; uint64_t dp_mos_uncompressed_delta; + /* + * Time of most recently scheduled (furthest in the future) + * wakeup for delayed transactions. + */ + hrtime_t dp_last_wakeup; + /* Has its own locking */ tx_state_t dp_tx; txg_list_t dp_dirty_datasets; @@ -131,10 +143,8 @@ void dsl_pool_sync_done(dsl_pool_t *dp, uint64_t txg); int dsl_pool_sync_context(dsl_pool_t *dp); uint64_t dsl_pool_adjustedsize(dsl_pool_t *dp, boolean_t netfree); uint64_t dsl_pool_adjustedfree(dsl_pool_t *dp, boolean_t netfree); -int dsl_pool_tempreserve_space(dsl_pool_t *dp, uint64_t space, dmu_tx_t *tx); -void dsl_pool_tempreserve_clear(dsl_pool_t *dp, int64_t space, dmu_tx_t *tx); -void dsl_pool_memory_pressure(dsl_pool_t *dp); -void dsl_pool_willuse_space(dsl_pool_t *dp, int64_t space, dmu_tx_t *tx); +void dsl_pool_dirty_space(dsl_pool_t *dp, int64_t space, dmu_tx_t *tx); +void dsl_pool_undirty_space(dsl_pool_t *dp, int64_t space, uint64_t txg); void dsl_free(dsl_pool_t *dp, uint64_t txg, const blkptr_t *bpp); void dsl_free_sync(zio_t *pio, dsl_pool_t *dp, uint64_t txg, const blkptr_t *bpp); @@ -143,6 +153,7 @@ void dsl_pool_upgrade_clones(dsl_pool_t *dp, dmu_tx_t *tx); void dsl_pool_upgrade_dir_clones(dsl_pool_t *dp, dmu_tx_t *tx); void dsl_pool_mos_diduse_space(dsl_pool_t *dp, int64_t used, int64_t comp, int64_t uncomp); +boolean_t dsl_pool_need_dirty_delay(dsl_pool_t *dp); void dsl_pool_config_enter(dsl_pool_t *dp, void *tag); void dsl_pool_config_exit(dsl_pool_t *dp, void *tag); boolean_t dsl_pool_config_held(dsl_pool_t *dp); |