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Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/md.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 6eb95451f16..25b893ec562 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -6003,7 +6003,7 @@ static int remove_and_add_spares(mddev_t *mddev)
}
}
- if (mddev->degraded) {
+ if (mddev->degraded && ! mddev->ro) {
rdev_for_each(rdev, rtmp, mddev) {
if (rdev->raid_disk >= 0 &&
!test_bit(In_sync, &rdev->flags) &&
@@ -6077,6 +6077,8 @@ void md_check_recovery(mddev_t *mddev)
flush_signals(current);
}
+ if (mddev->ro && !test_bit(MD_RECOVERY_NEEDED, &mddev->recovery))
+ return;
if ( ! (
(mddev->flags && !mddev->external) ||
test_bit(MD_RECOVERY_NEEDED, &mddev->recovery) ||
@@ -6090,6 +6092,15 @@ void md_check_recovery(mddev_t *mddev)
if (mddev_trylock(mddev)) {
int spares = 0;
+ if (mddev->ro) {
+ /* Only thing we do on a ro array is remove
+ * failed devices.
+ */
+ remove_and_add_spares(mddev);
+ clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
+ goto unlock;
+ }
+
if (!mddev->external) {
int did_change = 0;
spin_lock_irq(&mddev->write_lock);