From: Miao Xie <miaox@cn.fujitsu.com>
To: David Rientjes <rientjes@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Paul Menage <paul@paulmenage.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch for-3.2-rc3] cpusets: stall when updating mems_allowed for mempolicy or disjoint nodemask
Date: Thu, 24 Nov 2011 10:50:54 +0800 [thread overview]
Message-ID: <4ECDB10E.1080007@cn.fujitsu.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1111231751480.9042@chino.kir.corp.google.com>
On Wed, 23 Nov 2011 17:52:08 -0800 (pst), David Rientjes wrote:
> On Thu, 24 Nov 2011, Miao Xie wrote:
>
>> Memory compaction will see an empty nodemask and do nothing, and then
>> we may fail to get several contiguous pages.
>>
>
> Where do we rely on a consistent nodemask for memory compaction?
Maybe I am overcautious.
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WARNING: multiple messages have this Message-ID (diff)
From: Miao Xie <miaox@cn.fujitsu.com>
To: David Rientjes <rientjes@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Paul Menage <paul@paulmenage.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch for-3.2-rc3] cpusets: stall when updating mems_allowed for mempolicy or disjoint nodemask
Date: Thu, 24 Nov 2011 10:50:54 +0800 [thread overview]
Message-ID: <4ECDB10E.1080007@cn.fujitsu.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1111231751480.9042@chino.kir.corp.google.com>
On Wed, 23 Nov 2011 17:52:08 -0800 (pst), David Rientjes wrote:
> On Thu, 24 Nov 2011, Miao Xie wrote:
>
>> Memory compaction will see an empty nodemask and do nothing, and then
>> we may fail to get several contiguous pages.
>>
>
> Where do we rely on a consistent nodemask for memory compaction?
Maybe I am overcautious.
next prev parent reply other threads:[~2011-11-24 2:51 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-16 21:08 [patch for-3.2-rc3] cpusets: stall when updating mems_allowed for mempolicy or disjoint nodemask David Rientjes
2011-11-16 21:08 ` David Rientjes
2011-11-17 8:29 ` Miao Xie
2011-11-17 8:29 ` Miao Xie
2011-11-17 21:33 ` David Rientjes
2011-11-17 21:33 ` David Rientjes
2011-11-18 9:52 ` Miao Xie
2011-11-18 9:52 ` Miao Xie
2011-11-18 23:49 ` David Rientjes
2011-11-18 23:49 ` David Rientjes
2011-11-23 2:51 ` Miao Xie
2011-11-23 2:51 ` Miao Xie
2011-11-23 3:32 ` David Rientjes
2011-11-23 3:32 ` David Rientjes
2011-11-23 4:48 ` Miao Xie
2011-11-23 4:48 ` Miao Xie
2011-11-23 6:25 ` David Rientjes
2011-11-23 6:25 ` David Rientjes
2011-11-23 7:49 ` Miao Xie
2011-11-23 7:49 ` Miao Xie
2011-11-23 22:26 ` David Rientjes
2011-11-23 22:26 ` David Rientjes
2011-11-24 1:26 ` Miao Xie
2011-11-24 1:26 ` Miao Xie
2011-11-24 1:52 ` David Rientjes
2011-11-24 1:52 ` David Rientjes
2011-11-24 2:50 ` Miao Xie [this message]
2011-11-24 2:50 ` Miao Xie
2011-11-17 22:22 ` Andrew Morton
2011-11-17 22:22 ` Andrew Morton
2011-11-17 23:08 ` [patch v2 " David Rientjes
2011-11-17 23:08 ` David Rientjes
2011-11-18 0:00 ` Andrew Morton
2011-11-18 0:00 ` Andrew Morton
2011-11-18 23:53 ` David Rientjes
2011-11-18 23:53 ` David Rientjes
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