linux-kernel - Re: [PATCH 5/5] add ksm kernel shared memory driver.

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Message-ID: <4A0B6283.9040106@codemonkey.ws>
Date:	Wed, 13 May 2009 19:14:59 -0500
From:	Anthony Liguori <anthony@...emonkey.ws>
To:	Chris Wright <chrisw@...hat.com>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Izik Eidus <ieidus@...hat.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, kvm@...r.kernel.org, avi@...hat.com,
	aarcange@...hat.com, mtosatti@...hat.com, hugh@...itas.com
Subject: Re: [PATCH 5/5] add ksm kernel shared memory driver.

Chris Wright wrote:
> * Andrew Morton (akpm@...ux-foundation.org) wrote:
>   
>> Breaks ppc64 allmodcofnig because that architecture doesn't export its
>> copy_user_page() to modules.
>>     
>
> Things like this and updating to use madvise() I think all point towards
> s/tristate/bool/.  I don't think CONFIG_KSM=M has huge benefit.
>   

I agree.

Regards,

Anthony Liguori

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