From 3f75d48210d7a789a1cfc9f3fd9e9c20ea74b510 Mon Sep 17 00:00:00 2001
From: Will Deacon <will.deacon@arm.com>
Date: Fri, 20 Jan 2012 14:34:09 -0800
Subject: [PATCH] --- yaml --- r: 286601 b: refs/heads/master c:
 85e72aa5384b1a614563ad63257ded0e91d1a620 h: refs/heads/master i:   286599:
 9f2a58f4276800f05a8c0858e79388055c9b6e0b v: v3

---
 [refs]                   | 2 +-
 trunk/fs/proc/task_mmu.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 16f60c06c809..efdb0d49ab52 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d59d9ebaacba32b63f24d53b1463519b445b4683
+refs/heads/master: 85e72aa5384b1a614563ad63257ded0e91d1a620
diff --git a/trunk/fs/proc/task_mmu.c b/trunk/fs/proc/task_mmu.c
index e418c5abdb0e..7dcd2a250495 100644
--- a/trunk/fs/proc/task_mmu.c
+++ b/trunk/fs/proc/task_mmu.c
@@ -518,6 +518,9 @@ static int clear_refs_pte_range(pmd_t *pmd, unsigned long addr,
 		if (!page)
 			continue;
 
+		if (PageReserved(page))
+			continue;
+
 		/* Clear accessed and referenced bits. */
 		ptep_test_and_clear_young(vma, addr, pte);
 		ClearPageReferenced(page);