From: Oleg Drokin <green@linuxhacker.ru>
Date: Fri, 20 Aug 2010 16:00:39 +0000 (+0400)
Subject: b=18016 fix index type in ll_read_ahead_page
X-Git-Tag: 2.0.51.0~52
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=a221fb78b48c82df803e1f6f1548a2f75e0ad13f;p=fs%2Flustre-release.git

b=18016 fix index type in ll_read_ahead_page

The page index type in ll_read_ahead_page was int which is wrong
and breaks after we cross ~10T barrier breaking read ahead beyod
that offset. Changred it to pgoff_t

i=wangdi
i=panda
---

diff --git a/lustre/llite/rw.c b/lustre/llite/rw.c
index c88ee15..4c6da36 100644
--- a/lustre/llite/rw.c
+++ b/lustre/llite/rw.c
@@ -503,7 +503,7 @@ static int cl_read_ahead_page(const struct lu_env *env, struct cl_io *io,
  */
 static int ll_read_ahead_page(const struct lu_env *env, struct cl_io *io,
                               struct cl_page_list *queue,
-                              int index, struct address_space *mapping)
+                              pgoff_t index, struct address_space *mapping)
 {
         struct page      *vmpage;
         struct cl_object *clob  = ll_i2info(mapping->host)->lli_clob;