[dm-devel] [RESEND][PATCH v2 1/4] dm log userspace: trap all errors from failed log construction
Mike Snitzer
snitzer at redhat.com
Thu Dec 9 19:12:04 UTC 2010
From: Jonathan Brassow <jbrassow at redhat.com>
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 at redhat.com>
Signed-off-by: Mike Snitzer <snitzer at redhat.com>
---
drivers/md/dm-log-userspace-base.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
NOTE: resending in attempt to get this in patchwork
diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c
index 1ed0094..ae7aa4b 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;
}
--
1.7.2.3
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