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authorJonathan Brassow <jbrassow@redhat.com>2011-01-13 19:59:49 +0000
committerAlasdair G Kergon <agk@redhat.com>2011-01-13 19:59:49 +0000
commit4a038677df4da84e42fd68b5ab2dfa4d82baa444 (patch)
tree83ba491f4af4cf736b44088ad23eab45dcf92277 /drivers/md
parent69a8cfcda21017364df1c21b720daf304b5598a6 (diff)
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dm log userspace: trap all failed log construction errors
When constructing a mirror log, it is possible for the initial request to fail for other reasons besides -ESRCH. These must be handled too. Signed-off-by: Jonathan Brassow <jbrassow@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-log-userspace-base.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c
index 1ed0094f064b..1c25ad3d02a2 100644
--- a/drivers/md/dm-log-userspace-base.c
+++ b/drivers/md/dm-log-userspace-base.c
@@ -181,8 +181,11 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_CTR,
ctr_str, str_size, NULL, NULL);
- if (r == -ESRCH) {
- DMERR("Userspace log server not found");
+ if (r < 0) {
+ if (r == -ESRCH)
+ DMERR("Userspace log server not found");
+ else
+ DMERR("Userspace log server failed to create log");
goto out;
}
@@ -214,10 +217,9 @@ out:
static void userspace_dtr(struct dm_dirty_log *log)
{
- int r;
struct log_c *lc = log->context;
- r = dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_DTR,
+ (void) dm_consult_userspace(lc->uuid, lc->luid, DM_ULOG_DTR,
NULL, 0,
NULL, NULL);