linux-kernel - [PATCH 5/9] 9p: Push file_update_time() into v9fs_vm_page

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Date:	Thu,  1 Mar 2012 12:41:39 +0100
From:	Jan Kara <jack@...e.cz>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-mm@...ck.org, LKML <linux-kernel@...r.kernel.org>,
	Al Viro <viro@...IV.linux.org.uk>,
	linux-fsdevel@...r.kernel.org, dchinner@...hat.com,
	Jan Kara <jack@...e.cz>,
	Eric Van Hensbergen <ericvh@...il.com>,
	Ron Minnich <rminnich@...dia.gov>,
	Latchesar Ionkov <lucho@...kov.net>,
	v9fs-developer@...ts.sourceforge.net
Subject: [PATCH 5/9] 9p: Push file_update_time() into v9fs_vm_page_mkwrite()

CC: Eric Van Hensbergen <ericvh@...il.com>
CC: Ron Minnich <rminnich@...dia.gov>
CC: Latchesar Ionkov <lucho@...kov.net>
CC: v9fs-developer@...ts.sourceforge.net
Signed-off-by: Jan Kara <jack@...e.cz>
---
 fs/9p/vfs_file.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index fc06fd2..dd6f7ee 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -610,6 +610,9 @@ v9fs_vm_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
 	p9_debug(P9_DEBUG_VFS, "page %p fid %lx\n",
 		 page, (unsigned long)filp->private_data);
 
+	/* Update file times before taking page lock */
+	file_update_time(filp);
+
 	v9inode = V9FS_I(inode);
 	/* make sure the cache has finished storing the page */
 	v9fs_fscache_wait_on_page_write(inode, page);
-- 
1.7.1

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