Subject: + mm-munlock-fix-deadlock-in-__munlock_pagevec-fix.patch added to -mm tree To: akpm@xxxxxxxxxxxxxxxxxxxx,aarcange@xxxxxxxxxx,hughd@xxxxxxxxxx,mgorman@xxxxxxx,riel@xxxxxxxxxx,sasha.levin@xxxxxxxxxx,stable@xxxxxxxxxxxxxxx,vbabka@xxxxxxx,walken@xxxxxxxxxx From: akpm@xxxxxxxxxxxxxxxxxxxx Date: Mon, 16 Dec 2013 16:34:38 -0800 The patch titled Subject: mm-munlock-fix-deadlock-in-__munlock_pagevec-fix has been added to the -mm tree. Its filename is mm-munlock-fix-deadlock-in-__munlock_pagevec-fix.patch This patch should soon appear at http://ozlabs.org/~akpm/mmots/broken-out/mm-munlock-fix-deadlock-in-__munlock_pagevec-fix.patch and later at http://ozlabs.org/~akpm/mmotm/broken-out/mm-munlock-fix-deadlock-in-__munlock_pagevec-fix.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: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Subject: mm-munlock-fix-deadlock-in-__munlock_pagevec-fix Cc: <stable@xxxxxxxxxxxxxxx> Cc: Andrea Arcangeli <aarcange@xxxxxxxxxx> Cc: Hugh Dickins <hughd@xxxxxxxxxx> Cc: Mel Gorman <mgorman@xxxxxxx> Cc: Michel Lespinasse <walken@xxxxxxxxxx> Cc: Rik van Riel <riel@xxxxxxxxxx> Cc: Sasha Levin <sasha.levin@xxxxxxxxxx> Cc: Vlastimil Babka <vbabka@xxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/mlock.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff -puN mm/mlock.c~mm-munlock-fix-deadlock-in-__munlock_pagevec-fix mm/mlock.c --- a/mm/mlock.c~mm-munlock-fix-deadlock-in-__munlock_pagevec-fix +++ a/mm/mlock.c @@ -341,12 +341,9 @@ skip_munlock: spin_unlock_irq(&zone->lru_lock); /* Now we can release pins of pages that we are not munlocking */ - for (i = 0; i < pagevec_count(&pvec_putback); i++) { - put_page(pvec_putback.pages[i]); - } + pagevec_release(&pvec_putback); /* Phase 2: page munlock */ - pagevec_init(&pvec_putback, 0); for (i = 0; i < nr; i++) { struct page *page = pvec->pages[i]; _ Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are arch-alpha-kernel-systblss-remove-debug-check.patch i-need-old-gcc.patch dma-debug-enhance-dma_debug_device_change-to-check-for-mapping-errors-fix.patch input-route-kbd-leds-through-the-generic-leds-layer-fix.patch drivers-block-ccissc-cciss_init_one-use-proper-errnos.patch block-blk-mq-cpuc-use-hotcpu_notifier.patch posix_acl-uninlining.patch mm.patch mm-hugetlbc-simplify-pageheadhuge-and-pagehuge.patch mm-swapc-reorganize-put_compound_page.patch mm-get-rid-of-unnecessary-pageblock-scanning-in-setup_zone_migrate_reserve-fix.patch mm-memory-failure-fix-the-typo-in-me_pagecache_dirty-fix.patch mm-show_mem-remove-show_mem_filter_page_count-fix.patch mm-add-overcommit_kbytes-sysctl-variable-checkpatch-fixes.patch mm-add-overcommit_kbytes-sysctl-variable-fix.patch mm-add-overcommit_kbytes-sysctl-variable-fix-2.patch memblock-mem_hotplug-introduce-memblock_hotplug-flag-to-mark-hotpluggable-regions-checkpatch-fixes.patch acpi-numa-mem_hotplug-mark-hotpluggable-memory-in-memblock-checkpatch-fixes.patch memblock-mem_hotplug-make-memblock-skip-hotpluggable-regions-if-needed-checkpatch-fixes.patch sched-add-tracepoints-related-to-numa-task-migration-fix.patch mm-page_alloc-warn-for-non-blockable-__gfp_nofail-allocation-failure.patch mm-print-more-details-for-bad_page-fix.patch mm-munlock-fix-deadlock-in-__munlock_pagevec-fix.patch mm-munlock-fix-potential-race-with-thp-page-split-fix.patch lib-parserc-put-export_symbols-in-the-conventional-place.patch kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-fix.patch kmod-run-usermodehelpers-only-on-cpus-allowed-for-kthreadd-v2-checkpatch-fixes.patch fs-ext3-use-rbtree-postorder-iteration-helper-instead-of-opencoding-fix.patch ipc-semc-avoid-overflow-of-semop-undo-semadj-value-fix.patch linux-next.patch debugging-keep-track-of-page-owners.patch journal_add_journal_head-debug.patch kernel-forkc-export-kernel_thread-to-modules.patch mutex-subsystem-synchro-test-module.patch slab-leaks3-default-y.patch put_bh-debug.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