From: David Rientjes <rientjes@google.com>
To: Shaohui Zheng <shaohui.zheng@intel.com>
Cc: akpm@linux-foundation.org, gregkh@suse.de, mingo@redhat.com,
hpa@zytor.com, tglx@linutronix.de, lethal@linux-sh.org,
ak@linux.intel.com, yinghai@kernel.org, randy.dunlap@oracle.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org,
haicheng.li@intel.com, haicheng.li@linux.intel.com
Subject: Re: [patch 1/2] x86: add numa=possible command line option
Date: Sat, 27 Nov 2010 18:03:58 -0800 (PST) [thread overview]
Message-ID: <alpine.DEB.2.00.1011271802210.3764@chino.kir.corp.google.com> (raw)
In-Reply-To: <20101122022411.GC9081@shaohui>
On Mon, 22 Nov 2010, Shaohui Zheng wrote:
> It is the improved solution from thread http://lkml.org/lkml/2010/11/18/3,
> our draft patch set all the nodes as possbile node, it wastes a lot of memory,
> the command line numa=possible=<N> seems to be an acceptable, and it is a optimization
> for our patch.
>
node_possible_map is a generic nodemask used throughout the kernel, but
its handling is highly dependent on the arch. This patch enables the
support for x86, I'd encourage anyone else interested in other archs to
look into adding the support for it as well (perhaps you can do it for
powerpc?).
> I like your active work attitude for the patch reviewing, it is real helpful to
> improve the patch quality.
>
Thanks, I'm happy to be involved!
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next prev parent reply other threads:[~2010-11-28 2:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <A24AE1FFE7AEC5489F83450EE98351BF28723FC48C@shsmsx502.ccr.corp.intel.com>
2010-11-22 2:24 ` Shaohui Zheng
2010-11-28 2:03 ` David Rientjes [this message]
2010-11-17 2:07 [0/8,v3] NUMA Hotplug Emulator - Introduction & Feedbacks shaohui.zheng
2010-11-17 2:08 ` [2/8,v3] NUMA Hotplug Emulator: infrastructure of NUMA hotplug emulation shaohui.zheng
2010-11-17 8:16 ` David Rientjes
2010-11-17 7:51 ` Shaohui Zheng
2010-11-17 21:10 ` David Rientjes
2010-11-18 4:14 ` Shaohui Zheng
2010-11-18 6:27 ` Paul Mundt
2010-11-18 5:27 ` Shaohui Zheng
2010-11-18 21:24 ` David Rientjes
2010-11-19 0:32 ` Shaohui Zheng
2010-11-21 0:48 ` David Rientjes
2010-11-21 2:28 ` [patch 1/2] x86: add numa=possible command line option David Rientjes
2010-11-21 14:26 ` Américo Wang
2010-11-21 21:46 ` David Rientjes
2010-11-22 15:43 ` Américo Wang
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