diff options
Diffstat (limited to 'sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c')
-rw-r--r-- | sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c | 28 |
1 files changed, 4 insertions, 24 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c index 31d98cd..2dc6147 100644 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dbuf.c @@ -513,7 +513,6 @@ dbuf_read_impl(dmu_buf_impl_t *db, zio_t *zio, uint32_t *flags) spa_t *spa; zbookmark_t zb; uint32_t aflags = ARC_NOWAIT; - arc_buf_t *pbuf; DB_DNODE_ENTER(db); dn = DB_DNODE(db); @@ -575,14 +574,8 @@ dbuf_read_impl(dmu_buf_impl_t *db, zio_t *zio, uint32_t *flags) db->db.db_object, db->db_level, db->db_blkid); dbuf_add_ref(db, NULL); - /* ZIO_FLAG_CANFAIL callers have to check the parent zio's error */ - if (db->db_parent) - pbuf = db->db_parent->db_buf; - else - pbuf = db->db_objset->os_phys_buf; - - (void) dsl_read(zio, spa, db->db_blkptr, pbuf, + (void) arc_read(zio, spa, db->db_blkptr, dbuf_read_done, db, ZIO_PRIORITY_SYNC_READ, (*flags & DB_RF_CANFAIL) ? ZIO_FLAG_CANFAIL : ZIO_FLAG_MUSTSUCCEED, &aflags, &zb); @@ -982,7 +975,6 @@ void dbuf_release_bp(dmu_buf_impl_t *db) { objset_t *os; - zbookmark_t zb; DB_GET_OBJSET(&os, db); ASSERT(dsl_pool_sync_context(dmu_objset_pool(os))); @@ -990,13 +982,7 @@ dbuf_release_bp(dmu_buf_impl_t *db) list_link_active(&os->os_dsl_dataset->ds_synced_link)); ASSERT(db->db_parent == NULL || arc_released(db->db_parent->db_buf)); - zb.zb_objset = os->os_dsl_dataset ? - os->os_dsl_dataset->ds_object : 0; - zb.zb_object = db->db.db_object; - zb.zb_level = db->db_level; - zb.zb_blkid = db->db_blkid; - (void) arc_release_bp(db->db_buf, db, - db->db_blkptr, os->os_spa, &zb); + (void) arc_release(db->db_buf, db); } dbuf_dirty_record_t * @@ -1831,7 +1817,6 @@ dbuf_prefetch(dnode_t *dn, uint64_t blkid) if (bp && !BP_IS_HOLE(bp)) { int priority = dn->dn_type == DMU_OT_DDT_ZAP ? ZIO_PRIORITY_DDT_PREFETCH : ZIO_PRIORITY_ASYNC_READ; - arc_buf_t *pbuf; dsl_dataset_t *ds = dn->dn_objset->os_dsl_dataset; uint32_t aflags = ARC_NOWAIT | ARC_PREFETCH; zbookmark_t zb; @@ -1839,13 +1824,8 @@ dbuf_prefetch(dnode_t *dn, uint64_t blkid) SET_BOOKMARK(&zb, ds ? ds->ds_object : DMU_META_OBJSET, dn->dn_object, 0, blkid); - if (db) - pbuf = db->db_buf; - else - pbuf = dn->dn_objset->os_phys_buf; - - (void) dsl_read(NULL, dn->dn_objset->os_spa, - bp, pbuf, NULL, NULL, priority, + (void) arc_read(NULL, dn->dn_objset->os_spa, + bp, NULL, NULL, priority, ZIO_FLAG_CANFAIL | ZIO_FLAG_SPECULATIVE, &aflags, &zb); } |