md-cluster: don't update recovery_offset for faulty device

Device could become faulty when clustered array handling
METADATA_UPDATED msg, so we don't need to call read_rdev
for this device.

Signed-off-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Guoqing Jiang 2018-04-09 17:01:21 +08:00 committed by Shaohua Li
parent f8cf2f16a7
commit 0ea9924abe

View File

@ -9256,8 +9256,10 @@ void md_reload_sb(struct mddev *mddev, int nr)
check_sb_changes(mddev, rdev);
/* Read all rdev's to update recovery_offset */
rdev_for_each_rcu(rdev, mddev)
read_rdev(mddev, rdev);
rdev_for_each_rcu(rdev, mddev) {
if (!test_bit(Faulty, &rdev->flags))
read_rdev(mddev, rdev);
}
}
EXPORT_SYMBOL(md_reload_sb);