From: Shaohui Zheng <shaohui.zheng@intel.com>
To: David Rientjes <rientjes@google.com>
Cc: akpm@linux-foundation.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org, haicheng.li@linux.intel.com,
lethal@linux-sh.org, ak@linux.intel.com,
shaohui.zheng@linux.intel.com, dave@linux.vnet.ibm.com,
gregkh@suse.de, Haicheng Li <haicheng.li@intel.com>
Subject: Re: [8/8, v6] NUMA Hotplug Emulator: implement debugfs interface for memory probe
Date: Thu, 2 Dec 2010 07:45:14 +0800 [thread overview]
Message-ID: <20101201234514.GA13509@shaohui> (raw)
In-Reply-To: <alpine.DEB.2.00.1012011656590.1896@chino.kir.corp.google.com>
On Wed, Dec 01, 2010 at 04:57:35PM -0800, David Rientjes wrote:
> On Tue, 30 Nov 2010, shaohui.zheng@intel.com wrote:
>
> > From: Shaohui Zheng <shaohui.zheng@intel.com>
> >
> > Implement a debugfs inteface /sys/kernel/debug/mem_hotplug/probe for meomory hotplug
> > emulation. it accepts the same parameters like
> > /sys/devices/system/memory/probe.
> >
>
> NACK, we don't need two interfaces to do the same thing.
You may not know the background, the sysfs memory/probe interface is a general
interface. Even through we have a debugfs interface, we should still keep it.
For test purpose, the sysfs is enough, according to the comments from Greg & Dave,
we create the debugfs interface.
--
Thanks & Regards,
Shaohui
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next prev parent reply other threads:[~2010-12-02 1:08 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-11-30 7:13 [0/8, v6] NUMA Hotplug Emulator(v6) - Introduction & Feedbacks shaohui.zheng
2010-11-30 7:13 ` [1/8, v6] NUMA Hotplug Emulator: documentation shaohui.zheng
2010-12-01 0:19 ` David Rientjes
2010-12-01 0:36 ` Shaohui Zheng
2010-11-30 7:13 ` [2/8, v6] NUMA Hotplug Emulator: Add numa=possible option shaohui.zheng
2010-12-02 1:06 ` David Rientjes
2010-12-01 23:48 ` Shaohui Zheng
2010-11-30 7:13 ` [3/8, v6] NUMA Hotplug Emulator: Add node hotplug emulation shaohui.zheng
2010-11-30 7:13 ` [4/8, v6] NUMA Hotplug Emulation: Abstract cpu register functions shaohui.zheng
2010-11-30 7:13 ` [5/8, v6] NUMA Hotplug Emulator: support cpu probe/release in x86_64 shaohui.zheng
2010-11-30 7:13 ` [6/8, v6] NUMA Hotplug Emulator: Fake CPU socket with logical CPU on x86 shaohui.zheng
2010-11-30 7:13 ` [7/8, v6] NUMA Hotplug Emulator: extend memory probe interface to support NUMA shaohui.zheng
2010-12-02 0:55 ` David Rientjes
2010-11-30 7:13 ` [8/8, v6] NUMA Hotplug Emulator: implement debugfs interface for memory probe shaohui.zheng
2010-12-02 0:57 ` David Rientjes
2010-12-01 23:45 ` Shaohui Zheng [this message]
2010-12-02 1:21 ` David Rientjes
[not found] <A24AE1FFE7AEC5489F83450EE98351BF288D88D224@shsmsx502.ccr.corp.intel.com>
2010-12-02 0:27 ` Shaohui Zheng
2010-12-02 2:13 ` David Rientjes
2010-12-02 2:35 ` Zheng, Shaohui
2010-12-02 23:34 ` David Rientjes
2010-12-06 1:22 ` Zheng, Shaohui
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