diff options
| author | Heinz Mauelshagen <heinzm@redhat.com> | 2018-10-12 14:24:25 -0400 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2018-10-18 15:13:48 -0400 |
| commit | d857ad75edf3c0066fcd920746f9dc75382b3324 (patch) | |
| tree | 6b53ce01e3cc610a9572220f40369150a663c964 /drivers/md/dm-raid.c | |
| parent | ed0302e83098db9b3a8c27f36c93deeafd6963d8 (diff) | |
dm raid: avoid bitmap with raid4/5/6 journal device
With raid4/5/6, journal device and write intent bitmap are mutually exclusive.
Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md/dm-raid.c')
| -rw-r--r-- | drivers/md/dm-raid.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index c44925e4e481..e1dd1622a290 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c | |||
| @@ -2475,7 +2475,7 @@ static int super_validate(struct raid_set *rs, struct md_rdev *rdev) | |||
| 2475 | } | 2475 | } |
| 2476 | 2476 | ||
| 2477 | /* Enable bitmap creation for RAID levels != 0 */ | 2477 | /* Enable bitmap creation for RAID levels != 0 */ |
| 2478 | mddev->bitmap_info.offset = rt_is_raid0(rs->raid_type) ? 0 : to_sector(4096); | 2478 | mddev->bitmap_info.offset = (rt_is_raid0(rs->raid_type) || rs->journal_dev.dev) ? 0 : to_sector(4096); |
| 2479 | mddev->bitmap_info.default_offset = mddev->bitmap_info.offset; | 2479 | mddev->bitmap_info.default_offset = mddev->bitmap_info.offset; |
| 2480 | 2480 | ||
| 2481 | if (!test_and_clear_bit(FirstUse, &rdev->flags)) { | 2481 | if (!test_and_clear_bit(FirstUse, &rdev->flags)) { |