From: Maciej Trela <maciej.trela@xxxxxxxxx>
Only level 5 with layout=PARITY_N can be taken over to raid0 now.
Lets allow level 4 either.
Signed-off-by: Maciej Trela <maciej.trela@xxxxxxxxx>
---
drivers/md/raid0.c | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index ac09b7d..0b45759 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -569,7 +569,7 @@ static void raid0_status(struct seq_file *seq, mddev_t *mddev)
return;
}
-static void *raid0_takeover_raid5(mddev_t *mddev)
+static void *raid0_takeover_raid45(mddev_t *mddev)
{
mdk_rdev_t *rdev;
raid0_conf_t *priv_conf;
@@ -650,9 +650,9 @@ static void *raid0_takeover(mddev_t *mddev)
* raid5 - providing it is Raid4 layout and one disk is faulty
* raid10 - assuming we have all necessary active disks
*/
- if (mddev->level == 5) {
+ if (mddev->level == 5 || mddev->level == 4){
if (mddev->layout == ALGORITHM_PARITY_N)
- return raid0_takeover_raid5(mddev);
+ return raid0_takeover_raid45(mddev);
printk(KERN_ERR "md/raid0:%s: Raid can only takeover Raid5 with layout: %d\n",
mdname(mddev), ALGORITHM_PARITY_N);
--
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