[PATCH 02/27] fs: Push file_update_time() into __block_page_mkwrite()

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Tested-by: Kamal Mostafa <kamal@xxxxxxxxxxxxx>
Tested-by: Peter M. Petrakis <peter.petrakis@xxxxxxxxxxxxx>
Tested-by: Dann Frazier <dann.frazier@xxxxxxxxxxxxx>
Tested-by: Massimo Morana <massimo.morana@xxxxxxxxxxxxx>
Signed-off-by: Jan Kara <jack@xxxxxxx>
---
 fs/buffer.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index ad5938c..195b863 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2314,6 +2314,12 @@ int __block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
 	loff_t size;
 	int ret;
 
+	/*
+	 * Update file times before taking page lock. We may end up failing the
+	 * fault so this update may be superfluous but who really cares...
+	 */
+	file_update_time(vma->vm_file);
+
 	lock_page(page);
 	size = i_size_read(inode);
 	if ((page->mapping != inode->i_mapping) ||
-- 
1.7.1

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