ceph: drop the mdsc_get_session/put_session dout messages

These are very chatty, racy, and not terribly useful. Just remove them.

Signed-off-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Ilya Dryomov <idryomov@gmail.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>

diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index 94e90db..7cad180 100644 (file)
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -653,14 +653,9 @@ const char *ceph_session_state_name(int s)
 
 struct ceph_mds_session *ceph_get_mds_session(struct ceph_mds_session *s)
 {
-       if (refcount_inc_not_zero(&s->s_ref)) {
-               dout("mdsc get_session %p %d -> %d\n", s,
-                    refcount_read(&s->s_ref)-1, refcount_read(&s->s_ref));
+       if (refcount_inc_not_zero(&s->s_ref))
                return s;
-       } else {
-               dout("mdsc get_session %p 0 -- FAIL\n", s);
-               return NULL;
-       }
+       return NULL;
 }
 
 void ceph_put_mds_session(struct ceph_mds_session *s)
@@ -668,8 +663,6 @@ void ceph_put_mds_session(struct ceph_mds_session *s)
        if (IS_ERR_OR_NULL(s))
                return;
 
-       dout("mdsc put_session %p %d -> %d\n", s,
-            refcount_read(&s->s_ref), refcount_read(&s->s_ref)-1);
        if (refcount_dec_and_test(&s->s_ref)) {
                if (s->s_auth.authorizer)
                        ceph_auth_destroy_authorizer(s->s_auth.authorizer);