LU-1030 clio: reimplement ll_fsync in clio way

[fs/lustre-release.git] / lustre / mdt / mdt_idmap.c

diff --git a/lustre/mdt/mdt_idmap.c b/lustre/mdt/mdt_idmap.c
index 2d9e825..135151a 100644 (file)
--- a/lustre/mdt/mdt_idmap.c
+++ b/lustre/mdt/mdt_idmap.c
@@ -1,6 +1,4 @@
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
+/*
  * GPL HEADER START
  *
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
@@ -26,7 +24,7 @@
  * GPL HEADER END
  */
 /*
- * Copyright  2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  */
 /*
@@ -39,9 +37,6 @@
  * Author: Fan Yong <fanyong@clusterfs.com>
  */
 
-#ifndef EXPORT_SYMTAB
-#define EXPORT_SYMTAB
-#endif
 #define DEBUG_SUBSYSTEM S_MDS
 
 #ifndef AUTOCONF_INCLUDED
@@ -64,6 +59,7 @@
 #include <linux/slab.h>
 
 #include <libcfs/libcfs.h>
+#include <libcfs/lucache.h>
 #include <obd.h>
 #include <obd_class.h>
 #include <obd_support.h>
@@ -72,7 +68,6 @@
 #include <lustre_dlm.h>
 #include <lustre_sec.h>
 #include <lustre_lib.h>
-#include <lustre_ucache.h>
 
 #include "mdt_internal.h"
 
@@ -213,10 +208,10 @@ int mdt_init_idmap(struct mdt_thread_info *info)
         ENTRY;
 
         if (exp_connect_rmtclient(exp)) {
-                cfs_down(&med->med_idmap_sem);
+                cfs_mutex_lock(&med->med_idmap_mutex);
                 if (!med->med_idmap)
                         med->med_idmap = lustre_idmap_init();
-                cfs_up(&med->med_idmap_sem);
+                cfs_mutex_unlock(&med->med_idmap_mutex);
 
                 if (IS_ERR(med->med_idmap)) {
                         long err = PTR_ERR(med->med_idmap);
@@ -243,12 +238,12 @@ int mdt_init_idmap(struct mdt_thread_info *info)
 
 void mdt_cleanup_idmap(struct mdt_export_data *med)
 {
-        cfs_down(&med->med_idmap_sem);
+        cfs_mutex_lock(&med->med_idmap_mutex);
         if (med->med_idmap != NULL) {
                 lustre_idmap_fini(med->med_idmap);
                 med->med_idmap = NULL;
         }
-        cfs_up(&med->med_idmap_sem);
+        cfs_mutex_unlock(&med->med_idmap_mutex);
 }
 
 static inline void mdt_revoke_export_locks(struct obd_export *exp)