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Date: Fri, 12 Sep 2014 08:10:56 +0900 From: Minchan Kim <minchan@...nel.org> To: Andrew Morton <akpm@...ux-foundation.org> Cc: linux-kernel@...r.kernel.org, linux-mm@...ck.org, Michael Kerrisk <mtk.manpages@...il.com>, linux-api@...r.kernel.org, Hugh Dickins <hughd@...gle.com>, Johannes Weiner <hannes@...xchg.org>, Rik van Riel <riel@...hat.com>, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>, Mel Gorman <mgorman@...e.de>, Jason Evans <je@...com>, zhangyanfei@...fujitsu.com, "Kirill A. Shutemov" <kirill@...temov.name> Subject: Re: [PATCH v16 0/7] MADV_FREE support Hello Andrew, This patchset have been pended for a long time. Is there any problem to proceed? On Mon, Sep 01, 2014 at 04:20:41PM +0900, Minchan Kim wrote: > This patch enable MADV_FREE hint for madvise syscall, which have > been supported by other OSes. [PATCH 1] includes the details. > > [1] support MADVISE_FREE for !THP page so if VM encounter > THP page in syscall context, it splits THP page. > [2-6] is to preparing to call madvise syscall without THP plitting > [7] enable THP page support for MADV_FREE. > > * from v15 > * Add more Acked-by - Rik van Riel > * Rebased on mmotom-08-29-15-15 > > * from v14 > * Add more Ackedy-by from arch people(sparc, arm64 and arm) > * Drop s390 since pmd_dirty/clean was merged > > * from v13 > * Add more Ackedy-by from arch people(arm, arm64 and ppc) > * Rebased on mmotm 2014-08-13-14-29 > > * from v12 > * Fix - skip to mark free pte on try_to_free_swap failed page - Kirill > * Add more Acked-by from arch maintainers and Kirill > > * From v11 > * Fix arm build - Steve > * Separate patch for arm and arm64 - Steve > * Remove unnecessary check - Kirill > * Skip non-vm_normal page - Kirill > * Add Acked-by - Zhang > * Sparc64 build fix > * Pagetable walker THP handling fix > > * From v10 > * Add Acked-by from arch stuff(x86, s390) > * Pagewalker based pagetable working - Kirill > * Fix try_to_unmap_one broken with hwpoison - Kirill > * Use VM_BUG_ON_PAGE in madvise_free_pmd - Kirill > * Fix pgtable-3level.h for arm - Steve > > * From v9 > * Add Acked-by - Rik > * Add THP page support - Kirill > > * From v8 > * Rebased-on v3.16-rc2-mmotm-2014-06-25-16-44 > > * From v7 > * Rebased-on next-20140613 > > * From v6 > * Remove page from swapcache in syscal time > * Move utility functions from memory.c to madvise.c - Johannes > * Rename untilify functtions - Johannes > * Remove unnecessary checks from vmscan.c - Johannes > * Rebased-on v3.15-rc5-mmotm-2014-05-16-16-56 > * Drop Reviewe-by because there was some changes since then. > > * From v5 > * Fix PPC problem which don't flush TLB - Rik > * Remove unnecessary lazyfree_range stub function - Rik > * Rebased on v3.15-rc5 > > * From v4 > * Add Reviewed-by: Zhang Yanfei > * Rebase on v3.15-rc1-mmotm-2014-04-15-16-14 > > * From v3 > * Add "how to work part" in description - Zhang > * Add page_discardable utility function - Zhang > * Clean up > > * From v2 > * Remove forceful dirty marking of swap-readed page - Johannes > * Remove deactivation logic of lazyfreed page > * Rebased on 3.14 > * Remove RFC tag > > * From v1 > * Use custom page table walker for madvise_free - Johannes > * Remove PG_lazypage flag - Johannes > * Do madvise_dontneed instead of madvise_freein swapless system > > Minchan Kim (7): > mm: support madvise(MADV_FREE) > x86: add pmd_[dirty|mkclean] for THP > sparc: add pmd_[dirty|mkclean] for THP > powerpc: add pmd_[dirty|mkclean] for THP > arm: add pmd_mkclean for THP > arm64: add pmd_[dirty|mkclean] for THP > mm: Don't split THP page when syscall is called > > arch/arm/include/asm/pgtable-3level.h | 1 + > arch/arm64/include/asm/pgtable.h | 2 + > arch/powerpc/include/asm/pgtable-ppc64.h | 2 + > arch/sparc/include/asm/pgtable_64.h | 16 ++++ > arch/x86/include/asm/pgtable.h | 10 ++ > include/linux/huge_mm.h | 4 + > include/linux/rmap.h | 9 +- > include/linux/vm_event_item.h | 1 + > include/uapi/asm-generic/mman-common.h | 1 + > mm/huge_memory.c | 35 +++++++ > mm/madvise.c | 159 +++++++++++++++++++++++++++++++ > mm/rmap.c | 46 ++++++++- > mm/vmscan.c | 64 +++++++++---- > mm/vmstat.c | 1 + > 14 files changed, 331 insertions(+), 20 deletions(-) > > -- > 2.0.0 > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majordomo@...ck.org. For more info on Linux MM, > see: http://www.linux-mm.org/ . > Don't email: <a href=mailto:"dont@...ck.org"> email@...ck.org </a> -- Kind regards, Minchan Kim -- 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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