From: Dan Magenheimer <dan.magenheimer@oracle.com>
To: chris.mason@oracle.com, viro@zeniv.linux.org.uk,
akpm@linux-foundation.org, adilger@sun.com, tytso@mit.edu,
mfasheh@suse.com, joel.becker@oracle.com, matthew@wil.cx,
linux-btrfs@vger.
Subject: [PATCH V2 6/7] Cleancache (was Transcendent Memory): ext4 hook
Date: Fri, 28 May 2010 10:37:11 -0700 [thread overview]
Message-ID: <20100528173711.GA20112__23466.2757291973$1275068382$gmane$org@ca-server1.us.oracle.com> (raw)
[PATCH V2 6/7] Cleancache (was Transcendent Memory): ext4 hook
Filesystems must explicitly enable cleancache. For ext4,
all other cleancache hooks are in the VFS layer.
Signed-off-by: Dan Magenheimer <dan.magenheimer@oracle.com>
Acked-by: Andreas Dilger <adilger@sun.com>
Diffstat:
super.c | 2 ++
1 file changed, 2 insertions(+)
--- linux-2.6.34/fs/ext4/super.c 2010-05-16 15:17:36.000000000 -0600
+++ linux-2.6.34-cleancache/fs/ext4/super.c 2010-05-24 12:14:44.000000000 -0600
@@ -39,6 +39,7 @@
#include <linux/ctype.h>
#include <linux/log2.h>
#include <linux/crc16.h>
+#include <linux/cleancache.h>
#include <asm/uaccess.h>
#include "ext4.h"
@@ -1784,6 +1785,7 @@ static int ext4_setup_super(struct super
EXT4_INODES_PER_GROUP(sb),
sbi->s_mount_opt);
+ sb->cleancache_poolid = cleancache_init_fs(PAGE_SIZE);
return res;
}
reply other threads:[~2010-05-28 17:37 UTC|newest]
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