From: Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>
To: Minchan Kim <minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Cc: Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
"linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org"
<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
"linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org"
<linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org>,
Michael Kerrisk
<mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Linux API <linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Hugh Dickins <hughd-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
Rik van Riel <riel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
KOSAKI Motohiro
<kosaki.motohiro-+CUm20s59erQFUHtdCDX3A@public.gmane.org>,
Mel Gorman <mgorman-l3A5Bk7waGM@public.gmane.org>,
Jason Evans <je-b10kYP2dOMg@public.gmane.org>,
Zhang Yanfei
<zhangyanfei-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>,
"Kirill A. Shutemov"
<kirill-oKw7cIdHH8eLwutG50LtGA@public.gmane.org>,
Catalin Marinas <Catalin.Marinas-5wv7dgnIgG8@public.gmane.org>,
Steve Capper
<steve.capper-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>,
Russell King <linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org>,
"linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org"
<linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org>
Subject: Re: [PATCH v10 6/7] ARM: add pmd_[dirty|mkclean] for THP
Date: Mon, 7 Jul 2014 10:12:24 +0100 [thread overview]
Message-ID: <20140707091223.GC3145@arm.com> (raw)
In-Reply-To: <1404694438-10272-7-git-send-email-minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
On Mon, Jul 07, 2014 at 01:53:57AM +0100, Minchan Kim wrote:
> MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent
> overwrite of the contents since MADV_FREE syscall is called for
> THP page.
>
> This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE
> support.
Looks fine to me, but it would be good if Steve can take a look too.
BTW: the subject of the patch says 'ARM:' but this only affects arm64. Is
there a corresponding patch for arch/arm/ too?
Will
WARNING: multiple messages have this Message-ID (diff)
From: will.deacon@arm.com (Will Deacon)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v10 6/7] ARM: add pmd_[dirty|mkclean] for THP
Date: Mon, 7 Jul 2014 10:12:24 +0100 [thread overview]
Message-ID: <20140707091223.GC3145@arm.com> (raw)
In-Reply-To: <1404694438-10272-7-git-send-email-minchan@kernel.org>
On Mon, Jul 07, 2014 at 01:53:57AM +0100, Minchan Kim wrote:
> MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent
> overwrite of the contents since MADV_FREE syscall is called for
> THP page.
>
> This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE
> support.
Looks fine to me, but it would be good if Steve can take a look too.
BTW: the subject of the patch says 'ARM:' but this only affects arm64. Is
there a corresponding patch for arch/arm/ too?
Will
WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: Minchan Kim <minchan@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Michael Kerrisk <mtk.manpages@gmail.com>,
Linux API <linux-api@vger.kernel.org>,
Hugh Dickins <hughd@google.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Rik van Riel <riel@redhat.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mgorman@suse.de>, Jason Evans <je@fb.com>,
Zhang Yanfei <zhangyanfei@cn.fujitsu.com>,
"Kirill A. Shutemov" <kirill@shutemov.name>,
Catalin Marinas <Catalin.Marinas@arm.com>,
Steve Capper <steve.capper@linaro.org>,
Russell King <linux@arm.linux.org.uk>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v10 6/7] ARM: add pmd_[dirty|mkclean] for THP
Date: Mon, 7 Jul 2014 10:12:24 +0100 [thread overview]
Message-ID: <20140707091223.GC3145@arm.com> (raw)
In-Reply-To: <1404694438-10272-7-git-send-email-minchan@kernel.org>
On Mon, Jul 07, 2014 at 01:53:57AM +0100, Minchan Kim wrote:
> MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent
> overwrite of the contents since MADV_FREE syscall is called for
> THP page.
>
> This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE
> support.
Looks fine to me, but it would be good if Steve can take a look too.
BTW: the subject of the patch says 'ARM:' but this only affects arm64. Is
there a corresponding patch for arch/arm/ too?
Will
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WARNING: multiple messages have this Message-ID (diff)
From: Will Deacon <will.deacon@arm.com>
To: Minchan Kim <minchan@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
Michael Kerrisk <mtk.manpages@gmail.com>,
Linux API <linux-api@vger.kernel.org>,
Hugh Dickins <hughd@google.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Rik van Riel <riel@redhat.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mgorman@suse.de>, Jason Evans <je@fb.com>,
Zhang Yanfei <zhangyanfei@cn.fujitsu.com>,
"Kirill A. Shutemov" <kirill@shutemov.name>,
Catalin Marinas <Catalin.Marinas@arm.com>,
Steve Capper <steve.capper@linaro.org>,
Russell King <linux@arm.linux.org.uk>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v10 6/7] ARM: add pmd_[dirty|mkclean] for THP
Date: Mon, 7 Jul 2014 10:12:24 +0100 [thread overview]
Message-ID: <20140707091223.GC3145@arm.com> (raw)
In-Reply-To: <1404694438-10272-7-git-send-email-minchan@kernel.org>
On Mon, Jul 07, 2014 at 01:53:57AM +0100, Minchan Kim wrote:
> MADV_FREE needs pmd_dirty and pmd_mkclean for detecting recent
> overwrite of the contents since MADV_FREE syscall is called for
> THP page.
>
> This patch adds pmd_dirty and pmd_mkclean for THP page MADV_FREE
> support.
Looks fine to me, but it would be good if Steve can take a look too.
BTW: the subject of the patch says 'ARM:' but this only affects arm64. Is
there a corresponding patch for arch/arm/ too?
Will
next prev parent reply other threads:[~2014-07-07 9:12 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-07 0:53 [PATCH v10 0/7] MADV_FREE support Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 0:53 ` [PATCH v10 1/7] mm: support madvise(MADV_FREE) Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 10:41 ` Kirill A. Shutemov
2014-07-07 10:41 ` Kirill A. Shutemov
2014-07-08 0:36 ` Minchan Kim
2014-07-08 0:36 ` Minchan Kim
[not found] ` <1404694438-10272-2-git-send-email-minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2014-07-08 3:54 ` Zhang Yanfei
2014-07-08 3:54 ` Zhang Yanfei
2014-07-08 3:54 ` Zhang Yanfei
[not found] ` <53BB6B64.1080807-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
2014-07-08 4:45 ` Minchan Kim
2014-07-08 4:45 ` Minchan Kim
2014-07-08 4:45 ` Minchan Kim
2014-07-07 0:53 ` [PATCH v10 2/7] x86: add pmd_[dirty|mkclean] for THP Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 10:44 ` Kirill A. Shutemov
2014-07-07 10:44 ` Kirill A. Shutemov
2014-07-07 0:53 ` [PATCH v10 3/7] sparc: " Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 0:53 ` [PATCH v10 4/7] powerpc: " Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 0:53 ` [PATCH v10 5/7] s390: " Minchan Kim
2014-07-07 0:53 ` Minchan Kim
[not found] ` <1404694438-10272-6-git-send-email-minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2014-07-07 15:31 ` Gerald Schaefer
2014-07-07 15:31 ` Gerald Schaefer
2014-07-07 15:31 ` Gerald Schaefer
2014-07-07 0:53 ` [PATCH v10 6/7] ARM: " Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 0:53 ` Minchan Kim
[not found] ` <1404694438-10272-7-git-send-email-minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
2014-07-07 9:12 ` Will Deacon [this message]
2014-07-07 9:12 ` Will Deacon
2014-07-07 9:12 ` Will Deacon
2014-07-07 9:12 ` Will Deacon
2014-07-07 9:22 ` Steve Capper
2014-07-07 9:22 ` Steve Capper
2014-07-07 9:22 ` Steve Capper
2014-07-07 9:22 ` Steve Capper
2014-07-08 1:09 ` Minchan Kim
2014-07-08 1:09 ` Minchan Kim
2014-07-07 0:53 ` [PATCH v10 7/7] mm: Don't split THP page when syscall is called Minchan Kim
2014-07-07 0:53 ` Minchan Kim
2014-07-07 11:13 ` Kirill A. Shutemov
2014-07-07 11:13 ` Kirill A. Shutemov
[not found] ` <20140707111303.GC23150-nhfs4B5ZimeFUdmeq17FyvUpdFzICT1y@public.gmane.org>
2014-07-08 1:30 ` Minchan Kim
2014-07-08 1:30 ` Minchan Kim
2014-07-08 1:30 ` Minchan Kim
2014-07-08 6:10 ` Minchan Kim
2014-07-08 6:10 ` Minchan Kim
2014-07-08 6:10 ` Minchan Kim
2014-07-08 9:48 ` Kirill A. Shutemov
2014-07-08 9:48 ` Kirill A. Shutemov
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