diff options
| author | Justin T. Gibbs <[email protected]> | 2015-04-02 02:14:34 +1100 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2015-04-28 16:25:20 -0700 |
| commit | d683ddbb7272a179da3918cc4f922d92a2195ba2 (patch) | |
| tree | 82e1d7a9e0a269de978e2d3d07fa785db63961f7 /module/zfs/dmu_tx.c | |
| parent | 945dd93525d6e33f822beb44e3a3076c8bc89f86 (diff) | |
Illumos 5314 - Remove "dbuf phys" db->db_data pointer aliases in ZFS
5314 Remove "dbuf phys" db->db_data pointer aliases in ZFS
Author: Justin T. Gibbs <[email protected]>
Reviewed by: Andriy Gapon <[email protected]>
Reviewed by: Matthew Ahrens <[email protected]>
Reviewed by: Will Andrews <[email protected]>
Approved by: Dan McDonald <[email protected]>
References:
https://www.illumos.org/issues/5314
https://github.com/illumos/illumos-gate/commit/c137962
Ported-by: Chris Dunlop <[email protected]>
Signed-off-by: Brian Behlendorf <[email protected]>
Diffstat (limited to 'module/zfs/dmu_tx.c')
| -rw-r--r-- | module/zfs/dmu_tx.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/module/zfs/dmu_tx.c b/module/zfs/dmu_tx.c index 3d6dcc70f..89f45a781 100644 --- a/module/zfs/dmu_tx.c +++ b/module/zfs/dmu_tx.c @@ -699,6 +699,7 @@ dmu_tx_hold_zap(dmu_tx_t *tx, uint64_t object, int add, const char *name) { dmu_tx_hold_t *txh; dnode_t *dn; + dsl_dataset_phys_t *ds_phys; uint64_t nblocks; int epbs, err; @@ -773,8 +774,9 @@ dmu_tx_hold_zap(dmu_tx_t *tx, uint64_t object, int add, const char *name) * we'll have to modify an indirect twig for each. */ epbs = dn->dn_indblkshift - SPA_BLKPTRSHIFT; + ds_phys = dsl_dataset_phys(dn->dn_objset->os_dsl_dataset); for (nblocks = dn->dn_maxblkid >> epbs; nblocks != 0; nblocks >>= epbs) - if (dn->dn_objset->os_dsl_dataset->ds_phys->ds_prev_snap_obj) + if (ds_phys->ds_prev_snap_obj) txh->txh_space_towrite += 3 << dn->dn_indblkshift; else txh->txh_space_tooverwrite += 3 << dn->dn_indblkshift; |