linux-kernel - [PATCH 3/7] ceph: Push file_update_time() into ceph_page

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Date:	Mon,  5 Mar 2012 15:54:14 +0100
From:	Jan Kara <jack@...e.cz>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
	LKML <linux-kernel@...r.kernel.org>,
	Al Viro <viro@...IV.linux.org.uk>,
	Christoph Hellwig <hch@...radead.org>, Jan Kara <jack@...e.cz>,
	Sage Weil <sage@...dream.net>, ceph-devel@...r.kernel.org
Subject: [PATCH 3/7] ceph: Push file_update_time() into ceph_page_mkwrite()

CC: Sage Weil <sage@...dream.net>
CC: ceph-devel@...r.kernel.org
Acked-by: Sage Weil <sage@...dream.net>
Signed-off-by: Jan Kara <jack@...e.cz>
---
 fs/ceph/addr.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 173b1d2..12b139f 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -1181,6 +1181,9 @@ static int ceph_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
 	loff_t size, len;
 	int ret;
 
+	/* Update time before taking page lock */
+	file_update_time(vma->vm_file);
+
 	size = i_size_read(inode);
 	if (off + PAGE_CACHE_SIZE <= size)
 		len = PAGE_CACHE_SIZE;
-- 
1.7.1

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