[Ocfs2-devel] [PATCH V2 1/7] Cleancache (was Transcendent Memory): cleancache_poolid in superblock

[Dan Magenheimer]

[PATCH V2 1/7] Cleancache (was Transcendent Memory): cleancache_poolid in superblock

Add cleancache_poolid to superblock structure... not tied
to CONFIG_CLEANCACHE so as to avoid unnecessary clutter.

Signed-off-by: Dan Magenheimer <dan.magenheimer at oracle.com>

Diffstat:
 fs.h                                     |    5 +++++
 1 file changed, 5 insertions(+)

--- linux-2.6.34/include/linux/fs.h	2010-05-16 15:17:36.000000000 -0600
+++ linux-2.6.34-cleancache/include/linux/fs.h	2010-05-24 12:14:44.000000000 -0600
@@ -1383,6 +1383,11 @@ struct super_block {
 	 * generic_show_options()
 	 */
 	char *s_options;
+
+	/*
+	 * Saved pool identifier for cleancache (-1 means none)
+	 */
+	int cleancache_poolid;
 };
 
 extern struct timespec current_fs_time(struct super_block *sb);