From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Zi Yan <zi.yan@sent.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
kirill.shutemov@linux.intel.com, akpm@linux-foundation.org,
minchan@kernel.org, vbabka@suse.cz, mgorman@techsingularity.net,
mhocko@kernel.org, n-horiguchi@ah.jp.nec.com,
khandual@linux.vnet.ibm.com, zi.yan@cs.rutgers.edu,
dnellans@nvidia.com
Subject: Re: [PATCH v4 04/11] mm: thp: introduce CONFIG_ARCH_ENABLE_THP_MIGRATION
Date: Fri, 24 Mar 2017 17:10:37 +0300 [thread overview]
Message-ID: <20170324141037.2eyovzq2bmcdmwzu@node.shutemov.name> (raw)
In-Reply-To: <20170313154507.3647-5-zi.yan@sent.com>
On Mon, Mar 13, 2017 at 11:45:00AM -0400, Zi Yan wrote:
> From: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
>
> Introduces CONFIG_ARCH_ENABLE_THP_MIGRATION to limit thp migration
> functionality to x86_64, which should be safer at the first step.
>
> Signed-off-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> ---
> v1 -> v2:
> - fixed config name in subject and patch description
> ---
> arch/x86/Kconfig | 4 ++++
> include/linux/huge_mm.h | 10 ++++++++++
> mm/Kconfig | 3 +++
> 3 files changed, 17 insertions(+)
>
> diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
> index 69188841717a..a24bc11c7aed 100644
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig
> @@ -2276,6 +2276,10 @@ config ARCH_ENABLE_HUGEPAGE_MIGRATION
> def_bool y
> depends on X86_64 && HUGETLB_PAGE && MIGRATION
>
> +config ARCH_ENABLE_THP_MIGRATION
> + def_bool y
> + depends on X86_64 && TRANSPARENT_HUGEPAGE && MIGRATION
> +
TRANSPARENT_HUGEPAGE implies MIGRATION due to COMPACTION.
--
Kirill A. Shutemov
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next prev parent reply other threads:[~2017-03-24 14:10 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-13 15:44 [PATCH v4 00/11] mm: page migration enhancement for thp Zi Yan
2017-03-13 15:44 ` [PATCH v4 01/11] mm: x86: move _PAGE_SWP_SOFT_DIRTY from bit 7 to bit 1 Zi Yan
2017-03-24 18:23 ` Tim Chen
2017-03-24 18:30 ` Zi Yan
2017-03-13 15:44 ` [PATCH v4 02/11] mm: mempolicy: add queue_pages_node_check() Zi Yan
2017-03-13 15:44 ` [PATCH v4 03/11] mm: thp: introduce separate TTU flag for thp freezing Zi Yan
2017-03-13 15:45 ` [PATCH v4 04/11] mm: thp: introduce CONFIG_ARCH_ENABLE_THP_MIGRATION Zi Yan
2017-03-24 14:10 ` Kirill A. Shutemov [this message]
2017-03-24 14:21 ` Zi Yan
2017-03-13 15:45 ` [PATCH v4 05/11] mm: thp: enable thp migration in generic path Zi Yan
2017-03-14 21:19 ` kbuild test robot
2017-03-14 21:55 ` Zi Yan
2017-03-15 9:01 ` Geert Uytterhoeven
2017-03-15 16:00 ` Zi Yan
2017-03-14 21:26 ` kbuild test robot
2017-03-24 14:28 ` Kirill A. Shutemov
2017-03-24 15:30 ` Zi Yan
2017-03-13 15:45 ` [PATCH v4 06/11] mm: thp: check pmd migration entry in common path Zi Yan
2017-03-24 14:50 ` Kirill A. Shutemov
2017-03-24 16:09 ` Zi Yan
2017-03-24 16:50 ` Kirill A. Shutemov
2017-03-24 17:09 ` Zi Yan
2017-03-13 15:45 ` [PATCH v4 07/11] mm: soft-dirty: keep soft-dirty bits over thp migration Zi Yan
2017-03-13 15:45 ` [PATCH v4 08/11] mm: hwpoison: soft offline supports " Zi Yan
2017-03-13 15:45 ` [PATCH v4 09/11] mm: mempolicy: mbind and migrate_pages support " Zi Yan
2017-03-13 15:45 ` [PATCH v4 10/11] mm: migrate: move_pages() supports " Zi Yan
2017-03-13 15:45 ` [PATCH v4 11/11] mm: memory_hotplug: memory hotremove " Zi Yan
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