diff options
Diffstat (limited to 'usr/src/uts/common/fs/zfs/dnode.c')
| -rw-r--r-- | usr/src/uts/common/fs/zfs/dnode.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/usr/src/uts/common/fs/zfs/dnode.c b/usr/src/uts/common/fs/zfs/dnode.c index 13e0f2f649..f9f5497023 100644 --- a/usr/src/uts/common/fs/zfs/dnode.c +++ b/usr/src/uts/common/fs/zfs/dnode.c @@ -1788,22 +1788,23 @@ dnode_diduse_space(dnode_t *dn, int64_t delta) } /* - * Call when we think we're going to write/free space in open context to track - * the amount of memory in use by the currently open txg. + * Call when we think we're going to write/free space in open context. + * Be conservative (ie. OK to write less than this or free more than + * this, but don't write more or free less). */ void dnode_willuse_space(dnode_t *dn, int64_t space, dmu_tx_t *tx) { objset_t *os = dn->dn_objset; dsl_dataset_t *ds = os->os_dsl_dataset; - int64_t aspace = spa_get_asize(os->os_spa, space); - if (ds != NULL) { - dsl_dir_willuse_space(ds->ds_dir, aspace, tx); - dsl_pool_dirty_space(dmu_tx_pool(tx), space, tx); - } + if (space > 0) + space = spa_get_asize(os->os_spa, space); + + if (ds) + dsl_dir_willuse_space(ds->ds_dir, space, tx); - dmu_tx_willuse_space(tx, aspace); + dmu_tx_willuse_space(tx, space); } /* |