lustre/llite/dcache.c

   1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
   2  * vim:expandtab:shiftwidth=8:tabstop=8:
   3  *
   4  * This code is issued under the GNU General Public License.
   5  * See the file COPYING in this distribution
   6  *
   7  * Copyright (C) 2001, 2002 Cluster File Systems, Inc.
   8  *
   9  */
  10
  11 #include <linux/fs.h>
  12 #include <linux/locks.h>
  13 #include <linux/quotaops.h>
  14
  15 #define DEBUG_SUBSYSTEM S_LLITE
  16
  17 #include <linux/obd_support.h>
  18 #include <linux/lustre_lite.h>
  19
  20 extern struct address_space_operations ll_aops;
  21
  22 void ll_intent_release(struct dentry *de)
  23 {
  24         struct lustre_handle *handle;
  25         ENTRY;
  26
  27         if (de->d_it == NULL) {
  28                 EXIT;
  29                 return;
  30         }
  31         if (de->d_it->it_lock_mode) {
  32                 handle = (struct lustre_handle *)de->d_it->it_lock_handle;
  33                 if (de->d_it->it_op == IT_SETATTR) {
  34                         int rc;
  35                         ldlm_lock_decref(handle, de->d_it->it_lock_mode);
  36                         rc = ldlm_cli_cancel(handle);
  37                         if (rc < 0)
  38                                 CERROR("ldlm_cli_cancel: %d\n", rc);
  39                 } else
  40                         ldlm_lock_decref(handle, de->d_it->it_lock_mode);
  41         }
  42         de->d_it = NULL;
  43         EXIT;
  44 }
  45
  46 int ll_revalidate2(struct dentry *de, int flags, struct lookup_intent *it)
  47 {
  48         ENTRY;
  49
  50         RETURN(0);
  51 }
  52
  53 struct dentry_operations ll_d_ops = {
  54         d_revalidate2: ll_revalidate2,
  55         d_intent_release: ll_intent_release
  56 };