linux-kernel - Re: [PATCH 1/2] [REPOST] mm: show node to memory section relationship with symlinks in sysfs

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Date:	Fri, 10 Oct 2008 12:42:39 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Gary Hade <garyhade@...ibm.com>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	y-goto@...fujitsu.com, pbadari@...ibm.com, mel@....ul.ie,
	lcm@...ibm.com, garyhade@...ibm.com, mingo@...e.hu, greg@...ah.com,
	dave@...ux.vnet.ibm.com, nish.aravamudan@...il.com
Subject: Re: [PATCH 1/2] [REPOST] mm: show node to memory section
 relationship with symlinks in sysfs

On Thu, 9 Oct 2008 12:21:15 -0700
Gary Hade <garyhade@...ibm.com> wrote:

> Show node to memory section relationship with symlinks in sysfs
> 
> Add /sys/devices/system/node/nodeX/memoryY symlinks for all
> the memory sections located on nodeX.  For example:
> /sys/devices/system/node/node1/memory135 -> ../../memory/memory135
> indicates that memory section 135 resides on node1.

I'm not seeing here a description of why the kernel needs this feature.
Why is it useful?  How will it be used?  What value does it have to
our users?


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