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OpenZFS 7136 - ESC_VDEV_REMOVE_AUX ought to always include vdev information

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Authored by: Alan Somers <asomers@gmail.com>
7115 6922 generates ESC_ZFS_VDEV_REMOVE_AUX a bit too often
Reviewed by: George Wilson <george.wilson@delphix.com>
Reviewed by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
Approved by: Robert Mustacchi <rm@joyent.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Ported-by: George Melikov <mail@gmelikov.ru>

OpenZFS-issue: https://www.illumos.org/issues/7136
OpenZFS-commit: https://github.com/openzfs/openzfs/commit/b72b6bb
Closes #5691 

Porting notes:
- Functionally this patch behaves the same as the OpenZFS
  version but it was adapted because because ZoL doesn't
  have the same illumos sysevent_t infrastructure and functionality.
This commit is contained in:
George Melikov 2017-01-31 21:19:36 +03:00 committed by Brian Behlendorf
parent ed828c0c37
commit 6325e48f95
1 changed files with 6 additions and 3 deletions
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9
module/zfs/spa.c
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@ -5476,6 +5476,9 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
* in this pool.
*/
if (vd == NULL || unspare) {
if (vd == NULL)
vd = spa_lookup_by_guid(spa, guid, B_TRUE);
spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_AUX);
spa_vdev_remove_aux(spa->spa_spares.sav_config,
ZPOOL_CONFIG_SPARES, spares, nspares, nv);
spa_load_spares(spa);
@ -5483,7 +5486,6 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
} else {
error = SET_ERROR(EBUSY);
}
spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_AUX);
} else if (spa->spa_l2cache.sav_vdevs != NULL &&
nvlist_lookup_nvlist_array(spa->spa_l2cache.sav_config,
ZPOOL_CONFIG_L2CACHE, &l2cache, &nl2cache) == 0 &&
@ -5491,11 +5493,12 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
/*
* Cache devices can always be removed.
*/
vd = spa_lookup_by_guid(spa, guid, B_TRUE);
spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_AUX);
spa_vdev_remove_aux(spa->spa_l2cache.sav_config,
ZPOOL_CONFIG_L2CACHE, l2cache, nl2cache, nv);
spa_load_l2cache(spa);
spa->spa_l2cache.sav_sync = B_TRUE;
spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_AUX);
} else if (vd != NULL && vd->vdev_islog) {
ASSERT(!locked);
ASSERT(vd == vd->vdev_top);
@ -5532,9 +5535,9 @@ spa_vdev_remove(spa_t *spa, uint64_t guid, boolean_t unspare)
/*
* Clean up the vdev namespace.
*/
spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_DEV);
spa_vdev_remove_from_namespace(spa, vd);
spa_event_notify(spa, vd, ESC_ZFS_VDEV_REMOVE_DEV);
} else if (vd != NULL) {
/*
* Normal vdevs cannot be removed (yet).