From 56f91aad69444d650237295f68c195b74d888d95 Mon Sep 17 00:00:00 2001
From: Li Wang <liwang@ubuntukylin.com>
Date: Wed, 13 Nov 2013 15:22:14 +0800
Subject: [PATCH] ceph: Avoid data inconsistency due to d-cache aliasing in
 readpage()

If the length of data to be read in readpage() is exactly
PAGE_CACHE_SIZE, the original code does not flush d-cache
for data consistency after finishing reading. This patches fixes
this.

Signed-off-by: Li Wang <liwang@ubuntukylin.com>
Signed-off-by: Sage Weil <sage@inktank.com>
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Reading git-format-patch failed