Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace

[PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-07-04
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Hillf Danton <hidden> · 2012-07-05
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-07-05
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Hillf Danton <hidden> · 2012-07-06
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Michal Hocko <hidden> · 2012-07-09
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-07-09
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Hugh Dickins <hughd@google.com> · 2012-07-09
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-07-10
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-07-10
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-07-11
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Michal Hocko <hidden> · 2012-07-12
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · James Bottomley <James.Bottomley@HansenPartnership.com> · 2012-07-12
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-07-12
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Michal Hocko <hidden> · 2012-07-12
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-08-07
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Michal Hocko <hidden> · 2012-08-08
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-08-16
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Michal Hocko <hidden> · 2012-08-16
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-08-16
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Michal Hocko <hidden> · 2012-08-16
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-08-16
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Michal Hocko <hidden> · 2012-08-16
Re: [PATCH] mm: hugetlb: flush dcache before returning zeroed huge page to userspace · Will Deacon <hidden> · 2012-08-16

From: Will Deacon <hidden>
Date: 2012-08-16 16:10:23
Also in: linux-arch, lkml
Subsystem: hugetlb subsystem, linux for powerpc (32-bit and 64-bit), memory management, mips, s390 architecture, sparc + ultrasparc (sparc/sparc64), superh, the rest, x86 architecture (32-bit and 64-bit) · Maintainers: Muchun Song, Oscar Salvador, Madhavan Srinivasan, Michael Ellerman, Andrew Morton, Thomas Bogendoerfer, Heiko Carstens, Vasily Gorbik, Alexander Gordeev, "David S. Miller", Andreas Larsson, Yoshinori Sato, Rich Felker, John Paul Adrian Glaubitz, Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen

On Wed, Aug 08, 2012 at 05:26:07PM +0100, Michal Hocko wrote:

I guess the cleanest way is to hook into dequeue_huge_page_node and add
something like arch_clear_hugepage_flags.

I hooked into enqueue_huge_page instead, but how about something like this?:

Will

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