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| author |   Heinz Mauelshagen <heinzm@redhat.com> | 2016-06-15 18:43:55 +0200 |
|---|---|---|
| committer |   Mike Snitzer <snitzer@redhat.com> | 2016-07-18 15:37:17 -0400 |
| commit | 0d851d14b8dfed601e165ccec2819cab492442d8 (patch) | |
| tree | f4b8257495951463911995aba5d38245b466183c /drivers/md | |
| parent | dm raid: avoid superfluous memory barriers on static metadata (diff) | |
| download | linux-dev-0d851d14b8dfed601e165ccec2819cab492442d8.tar.xz linux-dev-0d851d14b8dfed601e165ccec2819cab492442d8.zip | |
dm raid: prohibit to pass in both sync and nosync ctr flags
Signed-off-by: Heinz Mauelshagen <heinzm@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm-raid.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c index 4bf7747a25a9..e8e9b6abe133 100644 --- a/drivers/md/dm-raid.c +++ b/drivers/md/dm-raid.c @@ -1297,6 +1297,12 @@ static int parse_raid_params(struct raid_set *rs, struct dm_arg_set *as, } } + if (test_bit(__CTR_FLAG_SYNC, &rs->ctr_flags) && + test_bit(__CTR_FLAG_NOSYNC, &rs->ctr_flags)) { + rs->ti->error = "sync and nosync are mutually exclusive"; + return -EINVAL; + } + if (validate_region_size(rs, region_size)) return -EINVAL; |