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-rw-r--r--fs/cifs/fcntl.c118
1 files changed, 0 insertions, 118 deletions
diff --git a/fs/cifs/fcntl.c b/fs/cifs/fcntl.c
deleted file mode 100644
index 5a57581eb4b2..000000000000
--- a/fs/cifs/fcntl.c
+++ /dev/null
@@ -1,118 +0,0 @@
-/*
- * fs/cifs/fcntl.c
- *
- * vfs operations that deal with the file control API
- *
- * Copyright (C) International Business Machines Corp., 2003,2004
- * Author(s): Steve French (sfrench@us.ibm.com)
- *
- * This library is free software; you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published
- * by the Free Software Foundation; either version 2.1 of the License, or
- * (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
- * the GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-#include <linux/fs.h>
-#include <linux/stat.h>
-#include <linux/fcntl.h>
-#include "cifsglob.h"
-#include "cifsproto.h"
-#include "cifs_unicode.h"
-#include "cifs_debug.h"
-#include "cifsfs.h"
-
-static __u32 convert_to_cifs_notify_flags(unsigned long fcntl_notify_flags)
-{
- __u32 cifs_ntfy_flags = 0;
-
- /* No way on Linux VFS to ask to monitor xattr
- changes (and no stream support either */
- if (fcntl_notify_flags & DN_ACCESS)
- cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_ACCESS;
- if (fcntl_notify_flags & DN_MODIFY) {
- /* What does this mean on directories? */
- cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_WRITE |
- FILE_NOTIFY_CHANGE_SIZE;
- }
- if (fcntl_notify_flags & DN_CREATE) {
- cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_CREATION |
- FILE_NOTIFY_CHANGE_LAST_WRITE;
- }
- if (fcntl_notify_flags & DN_DELETE)
- cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_WRITE;
- if (fcntl_notify_flags & DN_RENAME) {
- /* BB review this - checking various server behaviors */
- cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_DIR_NAME |
- FILE_NOTIFY_CHANGE_FILE_NAME;
- }
- if (fcntl_notify_flags & DN_ATTRIB) {
- cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_SECURITY |
- FILE_NOTIFY_CHANGE_ATTRIBUTES;
- }
-/* if (fcntl_notify_flags & DN_MULTISHOT) {
- cifs_ntfy_flags |= ;
- } */ /* BB fixme - not sure how to handle this with CIFS yet */
-
- return cifs_ntfy_flags;
-}
-
-int cifs_dir_notify(struct file *file, unsigned long arg)
-{
- int xid;
- int rc = -EINVAL;
- int oplock = 0;
- struct cifs_sb_info *cifs_sb;
- struct cifsTconInfo *pTcon;
- char *full_path = NULL;
- __u32 filter = FILE_NOTIFY_CHANGE_NAME | FILE_NOTIFY_CHANGE_ATTRIBUTES;
- __u16 netfid;
-
- if (experimEnabled == 0)
- return 0;
-
- xid = GetXid();
- cifs_sb = CIFS_SB(file->f_path.dentry->d_sb);
- pTcon = cifs_sb->tcon;
-
- full_path = build_path_from_dentry(file->f_path.dentry);
-
- if (full_path == NULL) {
- rc = -ENOMEM;
- } else {
- cFYI(1, ("dir notify on file %s Arg 0x%lx", full_path, arg));
- rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_OPEN,
- GENERIC_READ | SYNCHRONIZE, 0 /* create options */,
- &netfid, &oplock, NULL, cifs_sb->local_nls,
- cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
- /* BB fixme - add this handle to a notify handle list */
- if (rc) {
- cFYI(1, ("Could not open directory for notify"));
- } else {
- filter = convert_to_cifs_notify_flags(arg);
- if (filter != 0) {
- rc = CIFSSMBNotify(xid, pTcon,
- 0 /* no subdirs */, netfid,
- filter, file, arg & DN_MULTISHOT,
- cifs_sb->local_nls);
- } else {
- rc = -EINVAL;
- }
- /* BB add code to close file eventually (at unmount
- it would close automatically but may be a way
- to do it easily when inode freed or when
- notify info is cleared/changed */
- cFYI(1, ("notify rc %d", rc));
- }
- }
-
- FreeXid(xid);
- return rc;
-}