LU-3280 ldlm: suppress useless lock RPC for layout

[fs/lustre-release.git] / lustre / ldlm / ldlm_lock.c

diff --git a/lustre/ldlm/ldlm_lock.c b/lustre/ldlm/ldlm_lock.c
index fa9423f..97a8c14 100644 (file)
--- a/lustre/ldlm/ldlm_lock.c
+++ b/lustre/ldlm/ldlm_lock.c
@@ -881,20 +881,6 @@ void ldlm_lock_decref_internal(struct ldlm_lock *lock, __u32 mode)
 
         ldlm_lock_decref_internal_nolock(lock, mode);
 
-       /* release lvb data for layout lock */
-       if (ns_is_client(ns) && !lock->l_readers && !lock->l_writers &&
-           ldlm_has_layout(lock) && lock->l_flags & LDLM_FL_LVB_READY) {
-               /* this is the last user of a layout lock and stripe has
-                * been set up, lvb is no longer used.
-                * This may be a large amount of memory, so we should free it
-                * when possible. */
-               if (lock->l_lvb_data != NULL) {
-                       OBD_FREE_LARGE(lock->l_lvb_data, lock->l_lvb_len);
-                       lock->l_lvb_data = NULL;
-                       lock->l_lvb_len = 0;
-               }
-       }
-
         if (lock->l_flags & LDLM_FL_LOCAL &&
             !lock->l_readers && !lock->l_writers) {
                 /* If this is a local lock on a server namespace and this was