When a journal device for raid4/5/6 is used,
don't create a mutually exclusive write intent bitmap.
Signed-off-by: Heinz Mauelshagen <heinzm@xxxxxxxxxx>
---
drivers/md/dm-raid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 9754ef24fd0b..1f0e85f6f7e6 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -2472,7 +2472,7 @@ static int super_validate(struct raid_set *rs, struct md_rdev *rdev)
}
/* Enable bitmap creation for RAID levels != 0 */
- mddev->bitmap_info.offset = rt_is_raid0(rs->raid_type) ? 0 : to_sector(4096);
+ mddev->bitmap_info.offset = (rt_is_raid0(rs->raid_type) || rs->journal_dev.dev) ? 0 : to_sector(4096);
mddev->bitmap_info.default_offset = mddev->bitmap_info.offset;
if (!test_and_clear_bit(FirstUse, &rdev->flags)) {
--
2.17.1
--
dm-devel mailing list
dm-devel@xxxxxxxxxx
https://www.redhat.com/mailman/listinfo/dm-devel
