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Date: Fri, 10 Aug 2012 21:39:21 +0800 From: Hillf Danton <dhillf@...il.com> To: Michal Hocko <mhocko@...e.cz> Cc: Mel Gorman <mgorman@...e.de>, Andrew Morton <akpm@...ux-foundation.org>, Linux-MM <linux-mm@...ck.org>, LKML <linux-kernel@...r.kernel.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>, David Rientjes <rientjes@...gle.com> Subject: Re: [patch] hugetlb: correct page offset index for sharing pmd On Fri, Aug 10, 2012 at 9:21 PM, Hillf Danton <dhillf@...il.com> wrote: > On Fri, Aug 10, 2012 at 9:16 PM, Michal Hocko <mhocko@...e.cz> wrote: >> Subject: [PATCH] hugetlb: do not use vma_hugecache_offset for >> vma_prio_tree_foreach >> >> 0c176d5 (mm: hugetlb: fix pgoff computation when unmapping page >> from vma) fixed pgoff calculation but it has replaced it by >> vma_hugecache_offset which is not approapriate for offsets used for >> vma_prio_tree_foreach because that one expects index in page units >> rather than in huge_page_shift. >> Using vma_hugecache_offset is not incorrect because the pgoff will fit >> into the same vmas but it is confusing. >> > > Well, how is the patch tested? You see, Michal, it is weekend and I have to be offline now. See you next week ;) Hillf -- 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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