[PATCH] md: allow dirty raid[456] arrays to be started at boot
See patch to md.txt for more details
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 334ff7a..53a0f2c 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -1904,10 +1904,17 @@
if (mddev->degraded == 1 &&
mddev->recovery_cp != MaxSector) {
- printk(KERN_ERR
- "raid5: cannot start dirty degraded array for %s\n",
- mdname(mddev));
- goto abort;
+ if (mddev->ok_start_degraded)
+ printk(KERN_WARNING
+ "raid5: starting dirty degraded array: %s"
+ "- data corruption possible.\n",
+ mdname(mddev));
+ else {
+ printk(KERN_ERR
+ "raid5: cannot start dirty degraded array for %s\n",
+ mdname(mddev));
+ goto abort;
+ }
}
{
