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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-12 06:51:55 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-12 06:51:55 +0400
commitc086ae4ed94f9a1d283318e006813268c2dbf9fc (patch)
treedbabbb09ddafcb818f32af038831419702574917 /drivers/md/md.c
parent7b67e751479d50b7f84d1a3cc5216eed5e534b66 (diff)
parent307729c8bc5b5a41361af8af95906eee7552acb1 (diff)
downloadlinux-c086ae4ed94f9a1d283318e006813268c2dbf9fc.tar.xz
Merge tag 'md-3.3-fixes' of git://neil.brown.name/md
Two bugfixes for md. One is a recently introduced regression that affects an unusual configuration with a guaranteed BUG_ON. Has been tagged for -stable. The other is minor missing functionality. * tag 'md-3.3-fixes' of git://neil.brown.name/md: md/raid1: perform bad-block tests for WriteMostly devices too. md: notify the 'degraded' sysfs attribute on failure.
Diffstat (limited to 'drivers/md/md.c')
-rw-r--r--drivers/md/md.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index ca8527fe77eb..da52acb60f52 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -7382,6 +7382,7 @@ static int remove_and_add_spares(struct mddev *mddev)
{
struct md_rdev *rdev;
int spares = 0;
+ int removed = 0;
mddev->curr_resync_completed = 0;
@@ -7395,8 +7396,13 @@ static int remove_and_add_spares(struct mddev *mddev)
mddev, rdev) == 0) {
sysfs_unlink_rdev(mddev, rdev);
rdev->raid_disk = -1;
+ removed++;
}
}
+ if (removed)
+ sysfs_notify(&mddev->kobj, NULL,
+ "degraded");
+
list_for_each_entry(rdev, &mddev->disks, same_set) {
if (rdev->raid_disk >= 0 &&