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authorMaciej Trela <Maciej.Trela@intel.com>2010-04-14 16:58:16 +1000
committerNeilBrown <neilb@suse.de>2010-05-18 15:27:48 +1000
commitb71031076e1169e89bdac1b245ad1488587e4730 (patch)
treeb67a3ffc0263a7e380a9545ca066aea7cc46003b /drivers/md
parentdab8b29248b3f14f456651a2a6ee9b8fd16d1b3c (diff)
md: Correctly handle device removal via sysfs
Writing "none" to "../md/dev-xx/slot" removes that device from being an active part of the array, but it didn't set ->raid_disk to -1 to record this fact. Signed-off-by: Maciej Trela <Maciej.Trela@intel.com> Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/md.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 7dcc74089550..766be8701281 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -2385,6 +2385,7 @@ slot_store(mdk_rdev_t *rdev, const char *buf, size_t len)
return err;
sprintf(nm, "rd%d", rdev->raid_disk);
sysfs_remove_link(&rdev->mddev->kobj, nm);
+ rdev->raid_disk = -1;
set_bit(MD_RECOVERY_NEEDED, &rdev->mddev->recovery);
md_wakeup_thread(rdev->mddev->thread);
} else if (rdev->mddev->pers) {