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Date: Wed, 4 Sep 2013 21:30:22 +0800 From: Jianguo Wu <wujianguo106@...il.com> To: akpm@...ux-foundation.org Cc: aarcange@...hat.com, kirill.shutemov@...ux.intel.com, mgorman@...e.de, xiaoguangrong@...ux.vnet.ibm.com, linux-mm@...ck.org, linux-kernel@...r.kernel.org, Jianguo Wu <wujianguo@...wei.com> Subject: [PATCH] mm/thp: fix comments in transparent_hugepage_flags Since commit d39d33c332(thp: enable direct defrag), defrag is enable for all transparent hugepage page faults by default, not only in MADV_HUGEPAGE regions. Signed-off-by: Jianguo Wu <wujianguo@...wei.com> --- mm/huge_memory.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index a92012a..abf047e 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -28,10 +28,8 @@ /* * By default transparent hugepage support is enabled for all mappings - * and khugepaged scans all mappings. Defrag is only invoked by - * khugepaged hugepage allocations and by page faults inside - * MADV_HUGEPAGE regions to avoid the risk of slowing down short lived - * allocations. + * and khugepaged scans all mappings. Defrag is invoked by khugepaged + * hugepage allocations and by page faults for all hugepage allocations. */ unsigned long transparent_hugepage_flags __read_mostly = #ifdef CONFIG_TRANSPARENT_HUGEPAGE_ALWAYS -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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