From: Haicheng Li <haicheng.li@linux.intel.com>
To: Paul Mundt <lethal@linux-sh.org>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Shaohui Zheng <shaohui.zheng@intel.com>,
akpm@linux-foundation.org, linux-mm@kvack.org,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
x86@kernel.org, Yinghai Lu <yinghai@kernel.org>,
David Rientjes <rientjes@google.com>, Mel Gorman <mel@csn.ul.ie>,
Lee Schermerhorn <lee.schermerhorn@hp.com>,
linux-kernel@vger.kernel.org, ak@linux.intel.co,
fengguang.wu@intel.com, shaohui.zheng@linux.intel.com
Subject: Re: [RFC,2/7] NUMA Hotplug emulator
Date: Fri, 14 May 2010 15:38:17 +0800 [thread overview]
Message-ID: <4BECFDE9.2080301@linux.intel.com> (raw)
In-Reply-To: <20100514054226.GB12002@linux-sh.org>
Paul Mundt wrote:
> On Fri, May 14, 2010 at 11:16:15AM +0900, KAMEZAWA Hiroyuki wrote:
>> On Thu, 13 May 2010 19:45:44 +0800
>> Shaohui Zheng <shaohui.zheng@intel.com> wrote:
>>
>>> x86: infrastructure of NUMA hotplug emulation
>>>
>> Hmm. do we have to create this for x86 only ?
>> Can't we live with lmb ? as
>>
>> lmb_hide_node() or some.
>>
>> IIUC, x86-version lmb is now under development.
>>
> Indeed. There is very little x86-specific about this patch series at all
> except for the e820 bits and tying in the CPU topology. Most of what this
> series is doing wrapping around e820 could be done on top of LMB, which
> would also make it possible to use on non-x86 architectures.
Hmm, we'll evaluate it. We'd like to make it support non-x86 archs if LMB is a feasible way.
Thank you, Kame and Paul.
-haicheng
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next prev parent reply other threads:[~2010-05-14 7:38 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-13 11:45 [RFC,2/7] NUMA Hotplug emulator Shaohui Zheng
2010-05-14 2:16 ` KAMEZAWA Hiroyuki
2010-05-14 5:42 ` Paul Mundt
2010-05-14 7:38 ` Haicheng Li [this message]
2010-05-14 8:07 ` Balbir Singh
2010-05-14 4:49 ` Haicheng Li
2010-05-15 13:17 ` Jaswinder Singh Rajput
2010-05-15 16:08 ` Shaohui Zheng
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