linux-kernel - Re: [2/8, v5] NUMA Hotplug Emulator: Add node hotplug emulation

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Message-ID: <alpine.DEB.2.00.1011291600020.21653@chino.kir.corp.google.com>
Date:	Mon, 29 Nov 2010 16:01:18 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Shaohui Zheng <shaohui.zheng@...el.com>
cc:	akpm@...ux-foundation.org, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, haicheng.li@...ux.intel.com,
	lethal@...ux-sh.org, ak@...ux.intel.com,
	shaohui.zheng@...ux.intel.com, dave@...ux.vnet.ibm.com,
	gregkh@...e.de, Haicheng Li <haicheng.li@...el.com>
Subject: Re: [2/8, v5] NUMA Hotplug Emulator: Add node hotplug emulation

On Mon, 29 Nov 2010, shaohui.zheng@...el.com wrote:

> From: David Rientjes <rientjes@...gle.com>
> 
> Add an interface to allow new nodes to be added when performing memory
> hot-add.  This provides a convenient interface to test memory hotplug
> notifier callbacks and surrounding hotplug code when new nodes are
> onlined without actually having a machine with such hotpluggable SRAT
> entries.
> 
> This adds a new debugfs interface at /sys/kernel/debug/hotplug/add_node
> that behaves in a similar way to the memory hot-add "probe" interface.
> Its format is size@...rt, where "size" is the size of the new node to be
> added and "start" is the physical address of the new memory.
> 

Looks like you've changed some of the references in my changlog to 
node/add_node, but not others, such as the above.  I'd actually much 
rather prefer to take Greg's latest suggestion of doing 
s/hotplug/mem_hotplug instead.

Would it be possible to repost the patch with that change?

Thanks!
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