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authorTony Hutter <[email protected]>2017-05-19 12:30:16 -0700
committerBrian Behlendorf <[email protected]>2017-05-19 12:30:16 -0700
commit4a283c7f77eb5065e9f03b122bf8ead4f4a1e2be (patch)
tree2a4daf72ae62343aa7f24305a592fc2f31bb2eeb /module/zfs/spa_misc.c
parenta32df59e187a6187eb96c52b93cf02e8af51f327 (diff)
Force fault a vdev with 'zpool offline -f'
This patch adds a '-f' option to 'zpool offline' to fault a vdev instead of bringing it offline. Unlike the OFFLINE state, the FAULTED state will trigger the FMA code, allowing for things like autoreplace and triggering the slot fault LED. The -f faults persist across imports, unless they were set with the temporary (-t) flag. Both persistent and temporary faults can be cleared with zpool clear. Reviewed-by: Brian Behlendorf <[email protected]> Signed-off-by: Tony Hutter <[email protected]> Closes #6094
Diffstat (limited to 'module/zfs/spa_misc.c')
-rw-r--r--module/zfs/spa_misc.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/module/zfs/spa_misc.c b/module/zfs/spa_misc.c
index 831f83b33..fb425e121 100644
--- a/module/zfs/spa_misc.c
+++ b/module/zfs/spa_misc.c
@@ -1181,13 +1181,21 @@ int
spa_vdev_state_exit(spa_t *spa, vdev_t *vd, int error)
{
boolean_t config_changed = B_FALSE;
+ vdev_t *vdev_top;
+
+ if (vd == NULL || vd == spa->spa_root_vdev) {
+ vdev_top = spa->spa_root_vdev;
+ } else {
+ vdev_top = vd->vdev_top;
+ }
if (vd != NULL || error == 0)
- vdev_dtl_reassess(vd ? vd->vdev_top : spa->spa_root_vdev,
- 0, 0, B_FALSE);
+ vdev_dtl_reassess(vdev_top, 0, 0, B_FALSE);
if (vd != NULL) {
- vdev_state_dirty(vd->vdev_top);
+ if (vd != spa->spa_root_vdev)
+ vdev_state_dirty(vdev_top);
+
config_changed = B_TRUE;
spa->spa_config_generation++;
}