From: Dean Nelson <dnelson@redhat.com>
Date: Tue, 26 Oct 2010 21:22:08 +0000 (-0700)
Subject: mm/hugetlb.c: add missing spin_lock() to hugetlb_cow()
X-Git-Tag: v2.6.37-rc1~105^2~105
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=44e2aa937e698ea95dd86b2a4fabd734ef2c76db;p=pandora-kernel.git

mm/hugetlb.c: add missing spin_lock() to hugetlb_cow()

Add missing spin_lock() of the page_table_lock before an error return in
hugetlb_cow(). Callers of hugtelb_cow() expect it to be held upon return.

Signed-off-by: Dean Nelson <dnelson@redhat.com>
Cc: Mel Gorman <mel@csn.ul.ie>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

Reading git-diff-tree failed