From: Heinz Mauelshagen <[email protected]>
Signed-off-by: Heinz Mauelshagen <[email protected]>
---
drivers/md/dm-raid.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index d387d24..f6120e1 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -1610,7 +1610,7 @@ static int rs_check_takeover(struct raid_set *rs)
mddev->raid_disks == 2)
return 0;
- /* raid5 with parity N -> raid6 with parity N */
+ /* raid5_* -> raid6_*_6 with Q-Syndrome N (e.g. raid5_ra ->
raid6_ra_6 */
if (mddev->new_level == 6 &&
((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout
== ALGORITHM_PARITY_N) ||
__within_range(mddev->new_layout,
ALGORITHM_LEFT_ASYMMETRIC_6, ALGORITHM_RIGHT_SYMMETRIC_6)))
@@ -1628,7 +1628,7 @@ static int rs_check_takeover(struct raid_set *rs)
mddev->layout == ALGORITHM_PARITY_N)
return 0;
- /* raid6_*_n with parity N -> raid5_* */
+ /* raid6_*_n with Q-Syndrome N -> raid5_* */
if (mddev->new_level == 5 &&
((mddev->layout == ALGORITHM_PARITY_N && mddev->new_layout
== ALGORITHM_PARITY_N) ||
__within_range(mddev->new_layout,
ALGORITHM_LEFT_ASYMMETRIC, ALGORITHM_RIGHT_SYMMETRIC)))
--
2.5.5
--
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