linux-kernel - Re: [PATCH 4/9] v3 Allow memory blocks to span multiple memory sections

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Message-ID: <20101001192025.GQ14064@sgi.com>
Date:	Fri, 1 Oct 2010 14:20:25 -0500
From:	Robin Holt <holt@....com>
To:	Nathan Fontenot <nfont@...tin.ibm.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	linuxppc-dev@...ts.ozlabs.org, Greg KH <greg@...ah.com>,
	Dave Hansen <dave@...ux.vnet.ibm.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Robin Holt <holt@....com>, steiner@....com
Subject: Re: [PATCH 4/9] v3 Allow memory blocks to span multiple memory
 sections

On Fri, Oct 01, 2010 at 02:00:50PM -0500, Nathan Fontenot wrote:
> Update the memory sysfs code such that each sysfs memory directory is now
> considered a memory block that can span multiple memory sections per
> memory block.  The default size of each memory block is SECTION_SIZE_BITS
> to maintain the current behavior of having a single memory section per
> memory block (i.e. one sysfs directory per memory section).
> 
> For architectures that want to have memory blocks span multiple
> memory sections they need only define their own memory_block_size_bytes()
> routine.
> 
> Signed-off-by: Nathan Fontenot <nfont@...tin.ibm.com>

Reviewed-by: Robin Holt <holt@....com>
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