libceph: warn on msg allocation failures

Any non-masked msg allocation failure should generate a warning and stack
trace to the console.  All of these need to eventually be replaced by
safe preallocation or msgpools.

Signed-off-by: Sage Weil <sage@newdream.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c
index 2de711a0c037..f56aca302617 100644
--- a/net/ceph/messenger.c
+++ b/net/ceph/messenger.c
@@ -2352,6 +2352,7 @@ out:
         if (!can_fail) {
                 pr_err("msg_new can't create type %d front %d\n", type,
                        front_len);
+                WARN_ON(1);
         } else {
                 dout("msg_new can't create type %d front %d\n", type,
                      front_len);