1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * This code is issued under the GNU General Public License.
5 * See the file COPYING in this distribution
7 * Copyright (C) 2001, 2002 Cluster File Systems, Inc.
12 #include <linux/locks.h>
13 #include <linux/quotaops.h>
15 #define DEBUG_SUBSYSTEM S_LLITE
17 #include <linux/obd_support.h>
18 #include <linux/lustre_lite.h>
19 #include <linux/lustre_dlm.h>
21 extern struct address_space_operations ll_aops;
23 void ll_intent_release(struct dentry *de)
25 struct lustre_handle *handle;
28 if (de->d_it == NULL) {
32 if (de->d_it->it_lock_mode) {
33 handle = (struct lustre_handle *)de->d_it->it_lock_handle;
34 if (de->d_it->it_op == IT_SETATTR) {
36 ldlm_lock_decref(handle, de->d_it->it_lock_mode);
37 rc = ldlm_cli_cancel(handle);
39 CERROR("ldlm_cli_cancel: %d\n", rc);
41 ldlm_lock_decref(handle, de->d_it->it_lock_mode);
47 int ll_revalidate2(struct dentry *de, int flags, struct lookup_intent *it)
49 struct ll_sb_info *sbi = ll_s2sbi(de->d_sb);
50 struct lustre_handle lockh;
51 __u64 res_id[RES_NAME_SIZE] = {0};
52 struct obd_device *obddev;
56 RETURN(0); /* lookups will have NULL it */
61 obddev = class_conn2obd(&sbi->ll_mdc_conn);
62 res_id[0] = de->d_inode->i_ino;
64 CDEBUG(D_INFO, "trying to match res "LPU64"\n", res_id[0]);
66 if (ldlm_lock_match(obddev->obd_namespace, res_id, LDLM_MDSINTENT,
67 NULL, 0, LCK_PR, &lockh)) {
68 ldlm_lock_decref(&lockh, LCK_PR);
72 if (ldlm_lock_match(obddev->obd_namespace, res_id, LDLM_MDSINTENT,
73 NULL, 0, LCK_PW, &lockh)) {
74 ldlm_lock_decref(&lockh, LCK_PW);
81 struct dentry_operations ll_d_ops = {
82 d_revalidate2: ll_revalidate2,
83 d_intent_release: ll_intent_release