From 17c15da00c0e7289375ad57e8fea0c7892b74aa0 Mon Sep 17 00:00:00 2001
From: Bob Peterson <rpeterso@redhat.com>
Date: Wed, 18 Jun 2008 11:30:40 -0500
Subject: [PATCH] [GFS2] BUG: unable to handle kernel paging request at
ffff81002690e000
This patch fixes bugzilla bug bz448866: gfs2: BUG: unable to
handle kernel paging request at ffff81002690e000.
Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
---
fs/gfs2/rgrp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 6387523a31530..3401628d742b6 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -195,7 +195,7 @@ static u32 gfs2_bitfit(const u8 *buffer, unsigned int buflen, u32 goal,
depending on architecture. I've experimented with several ways
of writing this section such as using an else before the goto
but this one seems to be the fastest. */
- while ((unsigned char *)plong < end - 1) {
+ while ((unsigned char *)plong < end - sizeof(unsigned long)) {
prefetch(plong + 1);
if (((*plong) & LBITMASK) != lskipval)
break;
--
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