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Date: Mon, 21 Jun 2010 16:22:10 -0700 From: Dan Magenheimer <dan.magenheimer@...cle.com> To: chris.mason@...cle.com, viro@...iv.linux.org.uk, akpm@...ux-foundation.org, adilger@....com, tytso@....edu, mfasheh@...e.com, joel.becker@...cle.com, matthew@....cx, linux-btrfs@...r.kernel.org, linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org, linux-ext4@...r.kernel.org, ocfs2-devel@....oracle.com, linux-mm@...ck.org, ngupta@...are.org, jeremy@...p.org, JBeulich@...ell.com, kurt.hackel@...cle.com, npiggin@...e.de, dave.mccracken@...cle.com, riel@...hat.com, avi@...hat.com, konrad.wilk@...cle.com, dan.magenheimer@...cle.com Subject: [PATCH V3 8/8] Cleancache: ocfs2 hook for cleancache [PATCH V3 8/8] Cleancache: ocfs2 hook for cleancache Filesystems must explicitly enable cleancache by calling cleancache_init_fs anytime a instance of the filesystem is mounted and must save the returned poolid. Ocfs2 is currently the only user of the clustered filesystem interface but nevertheless, the cleancache hooks in the VFS layer are sufficient for ocfs2 including the matching cleancache_flush_fs hook which must be called on unmount. Signed-off-by: Dan Magenheimer <dan.magenheimer@...cle.com> Acked-by: Joel Becker <joel.becker@...cle.com> Diffstat: super.c | 3 +++ 1 file changed, 3 insertions(+) --- linux-2.6.35-rc2/fs/ocfs2/super.c 2010-06-05 21:43:24.000000000 -0600 +++ linux-2.6.35-rc2-cleancache/fs/ocfs2/super.c 2010-06-11 09:01:37.000000000 -0600 @@ -42,6 +42,7 @@ #include <linux/seq_file.h> #include <linux/quotaops.h> #include <linux/smp_lock.h> +#include <linux/cleancache.h> #define MLOG_MASK_PREFIX ML_SUPER #include <cluster/masklog.h> @@ -2285,6 +2286,8 @@ static int ocfs2_initialize_super(struct mlog_errno(status); goto bail; } + sb->cleancache_poolid = + cleancache_init_shared_fs((char *)&uuid_net_key, PAGE_SIZE); bail: mlog_exit(status); -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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