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authorLinus Torvalds <torvalds@linux-foundation.org>2012-01-23 09:27:54 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2012-01-23 09:27:54 -0800
commit4f57d865f1d863346ac50db9c25859e73a86499c (patch)
treeac3cf5abdc3ce4b5c051f03c682f8b0668d66caf /fs
parent46c5b83bcc5ab4db34716954fc64645eba7038ca (diff)
parentc25a785d6647984505fa165b5cd84cfc9a95970b (diff)
downloadlinux-4f57d865f1d863346ac50db9c25859e73a86499c.tar.bz2
Merge branch 'akpm'
Quoth Andrew: "Random fixes. And a simple new LED driver which I'm trying to sneak in while you're not looking." Sneaking successful. * akpm: score: fix off-by-one index into syscall table mm: fix rss count leakage during migration SHM_UNLOCK: fix Unevictable pages stranded after swap SHM_UNLOCK: fix long unpreemptible section kdump: define KEXEC_NOTE_BYTES arch specific for s390x mm/hugetlb.c: undo change to page mapcount in fault handler mm: memcg: update the correct soft limit tree during migration proc: clear_refs: do not clear reserved pages drivers/video/backlight/l4f00242t03.c: return proper error in l4f00242t03_probe if regulator_get() fails drivers/video/backlight/adp88x0_bl.c: fix bit testing logic kprobes: initialize before using a hlist ipc/mqueue: simplify reading msgqueue limit leds: add led driver for Bachmann's ot200 mm: __count_immobile_pages(): make sure the node is online mm: fix NULL ptr dereference in __count_immobile_pages mm: fix warnings regarding enum migrate_mode
Diffstat (limited to 'fs')
-rw-r--r--fs/proc/task_mmu.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index e418c5abdb0e..7dcd2a250495 100644
--- a/fs/proc/task_mmu.c
+++ b/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);