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From: linfeng@cn.fujitsu.com (Lin Feng)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case
Date: Tue, 09 Apr 2013 10:02:27 +0800	[thread overview]
Message-ID: <516376B3.90207@cn.fujitsu.com> (raw)
In-Reply-To: <CAE9FiQVaByGOTjLVthRkEze_ekXm5LAKgKdHzrD+q1iYmjgZFQ@mail.gmail.com>

Hi Yinghai,

On 04/09/2013 02:40 AM, Yinghai Lu wrote:
> On Mon, Apr 8, 2013 at 2:56 AM, Lin Feng <linfeng@cn.fujitsu.com> wrote:
>> In hot add node(memory) case, vmemmap pages are always allocated from other
>> node,
> 
> that is broken, and should be fixed.
> vmemmap should be on local node even for hot add node.
> 

Have you ever sent any relative patchset on this, maybe we can run some test
on it ;-)

thanks,
linfeng

WARNING: multiple messages have this Message-ID (diff)
From: Lin Feng <linfeng@cn.fujitsu.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Christoph Lameter <cl@linux.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	will.deacon@arm.com, Arnd Bergmann <arnd@arndb.de>,
	tony@atomide.com, Ben Hutchings <ben@decadent.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	the arch/x86 maintainers <x86@kernel.org>,
	Linux MM <linux-mm@kvack.org>,
	Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Subject: Re: [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case
Date: Tue, 09 Apr 2013 10:02:27 +0800	[thread overview]
Message-ID: <516376B3.90207@cn.fujitsu.com> (raw)
In-Reply-To: <CAE9FiQVaByGOTjLVthRkEze_ekXm5LAKgKdHzrD+q1iYmjgZFQ@mail.gmail.com>

Hi Yinghai,

On 04/09/2013 02:40 AM, Yinghai Lu wrote:
> On Mon, Apr 8, 2013 at 2:56 AM, Lin Feng <linfeng@cn.fujitsu.com> wrote:
>> In hot add node(memory) case, vmemmap pages are always allocated from other
>> node,
> 
> that is broken, and should be fixed.
> vmemmap should be on local node even for hot add node.
> 

Have you ever sent any relative patchset on this, maybe we can run some test
on it ;-)

thanks,
linfeng

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WARNING: multiple messages have this Message-ID (diff)
From: Lin Feng <linfeng@cn.fujitsu.com>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Christoph Lameter <cl@linux.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	will.deacon@arm.com, Arnd Bergmann <arnd@arndb.de>,
	tony@atomide.com, Ben Hutchings <ben@decadent.org.uk>,
	linux-arm-kernel@lists.infradead.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	the arch/x86 maintainers <x86@kernel.org>,
	Linux MM <linux-mm@kvack.org>,
	Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Subject: Re: [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case
Date: Tue, 09 Apr 2013 10:02:27 +0800	[thread overview]
Message-ID: <516376B3.90207@cn.fujitsu.com> (raw)
In-Reply-To: <CAE9FiQVaByGOTjLVthRkEze_ekXm5LAKgKdHzrD+q1iYmjgZFQ@mail.gmail.com>

Hi Yinghai,

On 04/09/2013 02:40 AM, Yinghai Lu wrote:
> On Mon, Apr 8, 2013 at 2:56 AM, Lin Feng <linfeng@cn.fujitsu.com> wrote:
>> In hot add node(memory) case, vmemmap pages are always allocated from other
>> node,
> 
> that is broken, and should be fixed.
> vmemmap should be on local node even for hot add node.
> 

Have you ever sent any relative patchset on this, maybe we can run some test
on it ;-)

thanks,
linfeng

  parent reply	other threads:[~2013-04-09  2:02 UTC|newest]

Thread overview: 39+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-08  9:56 [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case Lin Feng
2013-04-08  9:56 ` Lin Feng
2013-04-08  9:56 ` Lin Feng
2013-04-08  9:56 ` [PATCH 1/2] mm: vmemmap: x86: add vmemmap_verify check for hot-add node case Lin Feng
2013-04-08  9:56   ` Lin Feng
2013-04-08  9:56   ` Lin Feng
2013-04-08 10:23   ` Lin Feng
2013-04-08 10:23     ` Lin Feng
2013-04-08 10:23     ` Lin Feng
2013-04-08  9:56 ` [PATCH 2/2] mm: vmemmap: arm64: " Lin Feng
2013-04-08  9:56   ` Lin Feng
2013-04-08  9:56   ` Lin Feng
2013-04-08 10:55   ` Will Deacon
2013-04-08 10:55     ` Will Deacon
2013-04-08 10:55     ` Will Deacon
2013-04-09  2:07     ` Lin Feng
2013-04-09  2:07       ` Lin Feng
2013-04-09  2:07       ` Lin Feng
2013-04-08 18:40 ` [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case Yinghai Lu
2013-04-08 18:40   ` Yinghai Lu
2013-04-08 18:40   ` Yinghai Lu
2013-04-08 20:55   ` Andrew Morton
2013-04-08 20:55     ` Andrew Morton
2013-04-08 20:55     ` Andrew Morton
2013-04-09  1:58     ` Lin Feng
2013-04-09  1:58       ` Lin Feng
2013-04-09  1:58       ` Lin Feng
2013-04-09  2:02   ` Lin Feng [this message]
2013-04-09  2:02     ` Lin Feng
2013-04-09  2:02     ` Lin Feng
2013-04-11  7:41   ` Tang Chen
2013-04-11  7:41     ` Tang Chen
2013-04-11  7:41     ` Tang Chen
2013-04-11 15:10     ` Yinghai Lu
2013-04-11 15:10       ` Yinghai Lu
2013-04-11 15:10       ` Yinghai Lu
2013-04-12  1:13       ` Tang Chen
2013-04-12  1:13         ` Tang Chen
2013-04-12  1:13         ` Tang Chen

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