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authorSuresh Jayaraman <sjayaraman@suse.de>2010-07-05 18:11:50 +0530
committerSteve French <sfrench@us.ibm.com>2010-08-02 12:40:33 +0000
commitf579cf3cfd1e19ae5aab6929679d0c04bf1a6284 (patch)
tree19773895c06b9f3a251745f9c449051e4e0934c1 /fs/cifs/fscache.h
parentc21dfb699f35b6b5508fb808bb0ca211a865f2c9 (diff)
cifs: register CIFS for caching
Define CIFS for FS-Cache and register for caching. Upon registration the top-level index object cookie will be stuck to the netfs definition by FS-Cache. Signed-off-by: Suresh Jayaraman <sjayaraman@suse.de> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/fscache.h')
-rw-r--r--fs/cifs/fscache.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/fs/cifs/fscache.h b/fs/cifs/fscache.h
new file mode 100644
index 000000000000..14dae1975d78
--- /dev/null
+++ b/fs/cifs/fscache.h
@@ -0,0 +1,39 @@
+/*
+ * fs/cifs/fscache.h - CIFS filesystem cache interface definitions
+ *
+ * Copyright (c) 2010 Novell, Inc.
+ * Authors(s): Suresh Jayaraman (sjayaraman@suse.de>
+ *
+ * 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
+ */
+#ifndef _CIFS_FSCACHE_H
+#define _CIFS_FSCACHE_H
+
+#include <linux/fscache.h>
+
+#ifdef CONFIG_CIFS_FSCACHE
+
+extern struct fscache_netfs cifs_fscache_netfs;
+
+extern int cifs_fscache_register(void);
+extern void cifs_fscache_unregister(void);
+
+#else /* CONFIG_CIFS_FSCACHE */
+static inline int cifs_fscache_register(void) { return 0; }
+static inline void cifs_fscache_unregister(void) {}
+
+#endif /* CONFIG_CIFS_FSCACHE */
+
+#endif /* _CIFS_FSCACHE_H */