OpenZFS 9681 - ztest failure in spa_history_log_internal due to spa_rename()

Authored by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Prakash Surya <prakash.surya@delphix.com>
Reviewed by: Serapheim Dimitropoulos <serapheim.dimitro@delphix.com>
Reviewed by: George Melikov <mail@gmelikov.ru>
Reviewed by: Tom Caputi <tcaputi@datto.com>
Approved by: Robert Mustacchi <rm@joyent.com>
Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>

OpenZFS-issue: https://www.illumos.org/issues/9681
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/6aee0ad7
Closes #8041
This commit is contained in:
Matthew Ahrens
2018-05-18 15:56:13 -07:00
committed by Brian Behlendorf
parent 80a91e7469
commit d637db98e1
3 changed files with 0 additions and 132 deletions
-54
View File
@@ -225,9 +225,6 @@
* vdev state is protected by spa_vdev_state_enter() / spa_vdev_state_exit().
* Like spa_vdev_enter/exit, these are convenience wrappers -- the actual
* locking is, always, based on spa_namespace_lock and spa_config_lock[].
*
* spa_rename() is also implemented within this file since it requires
* manipulation of the namespace.
*/
static avl_tree_t spa_namespace_avl;
@@ -1335,56 +1332,6 @@ spa_deactivate_mos_feature(spa_t *spa, const char *feature)
vdev_config_dirty(spa->spa_root_vdev);
}
/*
* Rename a spa_t.
*/
int
spa_rename(const char *name, const char *newname)
{
spa_t *spa;
int err;
/*
* Lookup the spa_t and grab the config lock for writing. We need to
* actually open the pool so that we can sync out the necessary labels.
* It's OK to call spa_open() with the namespace lock held because we
* allow recursive calls for other reasons.
*/
mutex_enter(&spa_namespace_lock);
if ((err = spa_open(name, &spa, FTAG)) != 0) {
mutex_exit(&spa_namespace_lock);
return (err);
}
spa_config_enter(spa, SCL_ALL, FTAG, RW_WRITER);
avl_remove(&spa_namespace_avl, spa);
(void) strlcpy(spa->spa_name, newname, sizeof (spa->spa_name));
avl_add(&spa_namespace_avl, spa);
/*
* Sync all labels to disk with the new names by marking the root vdev
* dirty and waiting for it to sync. It will pick up the new pool name
* during the sync.
*/
vdev_config_dirty(spa->spa_root_vdev);
spa_config_exit(spa, SCL_ALL, FTAG);
txg_wait_synced(spa->spa_dsl_pool, 0);
/*
* Sync the updated config cache.
*/
spa_write_cachefile(spa, B_FALSE, B_TRUE);
spa_close(spa, FTAG);
mutex_exit(&spa_namespace_lock);
return (0);
}
/*
* Return the spa_t associated with given pool_guid, if it exists. If
* device_guid is non-zero, determine whether the pool exists *and* contains
@@ -2633,7 +2580,6 @@ EXPORT_SYMBOL(spa_maxblocksize);
EXPORT_SYMBOL(spa_maxdnodesize);
/* Miscellaneous support routines */
EXPORT_SYMBOL(spa_rename);
EXPORT_SYMBOL(spa_guid_exists);
EXPORT_SYMBOL(spa_strdup);
EXPORT_SYMBOL(spa_strfree);