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authorNeil Brown <neilb@suse.de>2006-10-03 17:15:00 +1000
committerGreg Kroah-Hartman <gregkh@suse.de>2006-10-13 13:23:27 -0700
commitb9dca3d3ad4a97f60b7364a69d6be97843ba653d (patch)
treeba5520367d16aba8ef63c90a8a4c25ee19fc1727 /drivers/md
parent92a86ee1f6027881b77b75d48a09e3a946a93d13 (diff)
MD: Fix problem where hot-added drives are not resynced.
If a drive is added with HOT_ADD_DISK rather than ADD_NEW_DISK, saved_raid_disk isn't initialised properly, and the drive can be included in the array without a resync. From: Neil Brown <neilb@suse.de> Cc: <syrius.ml@no-log.org> Cc: Richard Bollinger <rabollinger@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@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 8dbab2ef388..c9d2919347d 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3867,6 +3867,7 @@ static int hot_add_disk(mddev_t * mddev, dev_t dev)
}
clear_bit(In_sync, &rdev->flags);
rdev->desc_nr = -1;
+ rdev->saved_raid_disk = -1;
err = bind_rdev_to_array(rdev, mddev);
if (err)
goto abort_export;