diff options
Diffstat (limited to 'module/zfs/dmu.c')
| -rw-r--r-- | module/zfs/dmu.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/module/zfs/dmu.c b/module/zfs/dmu.c index 56740ae37..20ed3ebff 100644 --- a/module/zfs/dmu.c +++ b/module/zfs/dmu.c @@ -2029,6 +2029,23 @@ dmu_object_set_blocksize(objset_t *os, uint64_t object, uint64_t size, int ibs, return (err); } +int +dmu_object_set_maxblkid(objset_t *os, uint64_t object, uint64_t maxblkid, + dmu_tx_t *tx) +{ + dnode_t *dn; + int err; + + err = dnode_hold(os, object, FTAG, &dn); + if (err) + return (err); + rw_enter(&dn->dn_struct_rwlock, RW_WRITER); + dnode_new_blkid(dn, maxblkid, tx, B_FALSE); + rw_exit(&dn->dn_struct_rwlock); + dnode_rele(dn, FTAG); + return (0); +} + void dmu_object_set_checksum(objset_t *os, uint64_t object, uint8_t checksum, dmu_tx_t *tx) @@ -2214,8 +2231,10 @@ dmu_write_policy(objset_t *os, dnode_t *dn, int level, int wp, zio_prop_t *zp) dedup = B_FALSE; } - if (type == DMU_OT_DNODE || type == DMU_OT_OBJSET) + if (level <= 0 && + (type == DMU_OT_DNODE || type == DMU_OT_OBJSET)) { compress = ZIO_COMPRESS_EMPTY; + } } zp->zp_compress = compress; @@ -2488,6 +2507,7 @@ EXPORT_SYMBOL(dmu_object_size_from_db); EXPORT_SYMBOL(dmu_object_dnsize_from_db); EXPORT_SYMBOL(dmu_object_set_nlevels); EXPORT_SYMBOL(dmu_object_set_blocksize); +EXPORT_SYMBOL(dmu_object_set_maxblkid); EXPORT_SYMBOL(dmu_object_set_checksum); EXPORT_SYMBOL(dmu_object_set_compress); EXPORT_SYMBOL(dmu_write_policy); |