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Illumos 5269 - zpool import slow

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5269 zpool import slow
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <george@delphix.com>
Reviewed by: Dan McDonald <danmcd@omniti.com>
Approved by: Dan McDonald <danmcd@omniti.com>

References:
  https://www.illumos.org/issues/5269
  https://github.com/illumos/illumos-gate/commit/12380e1e

Ported-by: DHE <git@dehacked.net>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #3396
This commit is contained in:
Arne Jansen
2015-05-06 09:07:55 -07:00
committed by Brian Behlendorf
parent d050c627b5
commit 9c43027b3f
10 changed files with 240 additions and 60 deletions
Download Patch File Download Diff File Expand all files Collapse all files
module/zfs/dsl_pool.c
+8 -2
View File
@@ -755,7 +755,7 @@ dsl_pool_upgrade_clones(dsl_pool_t *dp, dmu_tx_t *tx)
ASSERT(dp->dp_origin_snap != NULL);
VERIFY0(dmu_objset_find_dp(dp, dp->dp_root_dir_obj, upgrade_clones_cb,
tx, DS_FIND_CHILDREN));
tx, DS_FIND_CHILDREN | DS_FIND_SERIALIZE));
}
/* ARGSUSED */
@@ -810,7 +810,7 @@ dsl_pool_upgrade_dir_clones(dsl_pool_t *dp, dmu_tx_t *tx)
VERIFY0(bpobj_open(&dp->dp_free_bpobj, dp->dp_meta_objset, obj));
VERIFY0(dmu_objset_find_dp(dp, dp->dp_root_dir_obj,
upgrade_dir_clones_cb, tx, DS_FIND_CHILDREN));
upgrade_dir_clones_cb, tx, DS_FIND_CHILDREN | DS_FIND_SERIALIZE));
}
void
@@ -1055,6 +1055,12 @@ dsl_pool_config_held(dsl_pool_t *dp)
return (RRW_LOCK_HELD(&dp->dp_config_rwlock));
}
boolean_t
dsl_pool_config_held_writer(dsl_pool_t *dp)
{
return (RRW_WRITE_HELD(&dp->dp_config_rwlock));
}
#if defined(_KERNEL) && defined(HAVE_SPL)
EXPORT_SYMBOL(dsl_pool_config_enter);
EXPORT_SYMBOL(dsl_pool_config_exit);