linux-kernel - Re: [RFC/PATCH] zcache2 on PPC64 (Was: [RFC] mm: add support for zsmalloc and zcache)

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Message-ID: <506B121E.8090307@linux.vnet.ibm.com>
Date:	Tue, 02 Oct 2012 11:11:10 -0500
From:	Seth Jennings <sjenning@...ux.vnet.ibm.com>
To:	Mel Gorman <mgorman@...e.de>
CC:	Dan Magenheimer <dan.magenheimer@...cle.com>,
	Konrad Wilk <konrad.wilk@...cle.com>,
	Robert Jennings <rcj@...ux.vnet.ibm.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Nitin Gupta <ngupta@...are.org>,
	Minchan Kim <minchan@...nel.org>,
	Xiao Guangrong <xiaoguangrong@...ux.vnet.ibm.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	devel@...verdev.osuosl.org,
	James Bottomley <James.Bottomley@...senPartnership.com>
Subject: Re: [RFC/PATCH] zcache2 on PPC64 (Was: [RFC] mm: add support for
 zsmalloc and zcache)

On 09/28/2012 08:31 AM, Mel Gorman wrote:
> On Tue, Sep 25, 2012 at 04:31:01PM -0700, Dan Magenheimer wrote:
>> Attached patch applies to staging-next and I _think_ should
>> fix the reported problem where zbud in zcache2 does not
>> work on a PPC64 with PAGE_SIZE!=12.  I do not have a machine
>> to test this so testing by others would be appreciated.
>>
> 
> Seth, can you verify?

Yes, this patch does prevent the crash on PPC64.

Seth

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