diff options
| author | Heinz Mauelshagen <heinzm@redhat.com> | 2018-10-12 21:24:25 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-12-01 11:16:39 +0300 |
| commit | 56b8b18321223aa3574856f17457539e8c117726 (patch) | |
| tree | cadbf47923d7d108cdc2cf28abfa8699deef3d1b /drivers/md | |
| parent | 4de506d51177d8ad2a48a212408c494c67efbd15 (diff) | |
| download | linux-56b8b18321223aa3574856f17457539e8c117726.tar.xz | |
dm raid: avoid bitmap with raid4/5/6 journal device
[ Upstream commit d857ad75edf3c0066fcd920746f9dc75382b3324 ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/md')
| -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 b78a8a4d061c..6c9b54288261 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) } /* 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)) { |