The patch titled Subject: revert "proc: clear_refs: do not clear reserved pages" has been added to the -mm tree. Its filename is revert-proc-clear_refs-do-not-clear-reserved-pages.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: Will Deacon <will.deacon@xxxxxxx> Subject: revert "proc: clear_refs: do not clear reserved pages" Revert commit 85e72aa5384 ("proc: clear_refs: do not clear reserved pages"), which was a quick fix suitable for -stable until ARM had been moved over to the gate_vma mechanism: https://lkml.org/lkml/2012/1/14/55 With commit f9d4861f ("ARM: 7294/1: vectors: use gate_vma for vectors user mapping"), ARM does now use the gate_vma, so the PageReserved check can be removed from the proc code. Signed-off-by: Will Deacon <will.deacon@xxxxxxx> Cc: Nicolas Pitre <nico@xxxxxxxxxx> Acked-by: Hugh Dickins <hughd@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- fs/proc/task_mmu.c | 3 --- 1 file changed, 3 deletions(-) diff -puN fs/proc/task_mmu.c~revert-proc-clear_refs-do-not-clear-reserved-pages fs/proc/task_mmu.c --- a/fs/proc/task_mmu.c~revert-proc-clear_refs-do-not-clear-reserved-pages +++ a/fs/proc/task_mmu.c @@ -597,9 +597,6 @@ static int clear_refs_pte_range(pmd_t *p if (!page) continue; - if (PageReserved(page)) - continue; - /* Clear accessed and referenced bits. */ ptep_test_and_clear_young(vma, addr, pte); ClearPageReferenced(page); _ Subject: Subject: revert "proc: clear_refs: do not clear reserved pages" Patches currently in -mm which might be from will.deacon@xxxxxxx are linux-next.patch revert-proc-clear_refs-do-not-clear-reserved-pages.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html