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MFV r275542:

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If a dnode has a spill block and there is an error while accessing
a data block then traverse_dnode() loses information about that error
and returns a status of visiting the spill block.

This issue is discovered by Spectra Logic.

Illumos issue:
    5311 traverse_dnode may report success when it should not

Original author:	gibbs
MFC after:		2 weeks
This commit is contained in:
Xin LI 2014-12-13 01:10:17 +00:00
commit c90d7474a8
1 changed files with 1 additions and 1 deletions
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2
sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_traverse.c
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@ -429,7 +429,7 @@ traverse_dnode(traverse_data_t *td, const dnode_phys_t *dnp,
break;
}
if (dnp->dn_flags & DNODE_FLAG_SPILL_BLKPTR) {
if (err == 0 && dnp->dn_flags & DNODE_FLAG_SPILL_BLKPTR) {
SET_BOOKMARK(&czb, objset, object, 0, DMU_SPILL_BLKID);
err = traverse_visitbp(td, dnp, &dnp->dn_spill, &czb);
}