[2/5] CIFS: Invalidate inode pages on the last close

Commit Message

Pavel Shilovsky Nov. 2, 2010, 9:01 a.m. UTC

None

Patch

diff --git a/fs/cifs/cifs_fs_sb.h b/fs/cifs/cifs_fs_sb.h
index 525ba59..3690c50 100644
--- a/fs/cifs/cifs_fs_sb.h
+++ b/fs/cifs/cifs_fs_sb.h
@@ -40,6 +40,7 @@ 
 #define CIFS_MOUNT_FSCACHE	0x8000 /* local caching enabled */
 #define CIFS_MOUNT_MF_SYMLINKS	0x10000 /* Minshall+French Symlinks enabled */
 #define CIFS_MOUNT_MULTIUSER	0x20000 /* multiuser mount */
+#define CIFS_MOUNT_STRICT_IO	0x40000 /* strict cache mode */

 struct cifs_sb_info {
 	struct radix_tree_root tlink_tree;
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index a566f15..3970e68 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -284,6 +284,9 @@  void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
 	}
 	spin_unlock(&cifs_file_list_lock);

+	if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_STRICT_IO)
+		invalidate_remote_inode(inode);
+
 	if (!tcon->need_reconnect && !cifs_file->invalidHandle) {
 		int xid, rc;