Hi Neil,
I found this one while trying to figure out why 3-disk raid6 arrays
aren't supported. It's an obvious and trivial bug fix but probably
not important enough for stable as it only affects raid4.
Regards
Andre
commit ea30abef4d1f3aad635eb24db082f3531b573540
Author: Andre Noll <maan@xxxxxxxxxxxxxxx>
Date: Wed Mar 18 13:43:08 2009 +0100
md: raid5 run(): Fix max_degraded for raid level 4.
raid4 allows only one failed disk.
Signed-off-by: Andre Noll <maan@xxxxxxxxxxxxxxx>
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index a76ef52..ceb5924 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -4484,7 +4484,7 @@ static int run(mddev_t *mddev)
*/
sector_t here_new, here_old;
int old_disks;
- int max_degraded = (mddev->level == 5 ? 1 : 2);
+ int max_degraded = (mddev->level == 6 ? 2 : 1);
if (mddev->new_level != mddev->level ||
mddev->new_layout != mddev->layout ||
--
The only person who always got his work done by Friday was Robinson Crusoe
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