diff mbox

[08/12] dm error: return error for discards too

Message ID 1279927443-1780-9-git-send-email-snitzer@redhat.com (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Mike Snitzer July 23, 2010, 11:23 p.m. UTC 
None
diff mbox

Patch

diff --git a/drivers/md/dm-target.c b/drivers/md/dm-target.c
index 11dea11..98c31b0 100644
--- a/drivers/md/dm-target.c
+++ b/drivers/md/dm-target.c
@@ -113,6 +113,9 @@  void dm_unregister_target(struct target_type *tt)
  */
 static int io_err_ctr(struct dm_target *tt, unsigned int argc, char **args)
 {
+	/* return error for discards (rather than -EOPNOTSUPP) */
+	tt->num_discard_requests = 1;
+
 	return 0;
 }