linux-kernel - Re: [POWERPC] 8xx: fix swap

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Message-Id: <7E836D6E-867B-4A35-9B3D-CD1D52E7F2DC@kernel.crashing.org>
Date:	Thu, 6 Mar 2008 09:56:58 -0600
From:	Kumar Gala <galak@...nel.crashing.org>
To:	Vitaly Bordug <vitb@...nel.crashing.org>
Cc:	Paul Mackerras <paulus@...ba.org>,
	linuxppc-dev <linuxppc-dev@...abs.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [POWERPC] 8xx: fix swap


On Mar 6, 2008, at 4:53 AM, Vitaly Bordug wrote:

> This makes swap routines operate correctly on the ppc_8xx based  
> machines.
> Code has been revalidated on mpc885ads (8M sdram) with recent  
> kernel. Based
> on patch from Yuri Tikhonov <yur@...raft.com> to do the same on arch/ 
> ppc
> instance.
>
> Recent kernel's size makes swap feature very important on low-memory  
> platforms,
> those are actually non-operable without it.
>
> Signed-off-by: Yuri Tikhonov <yur@...raft.com>
> Signed-off-by: Vitaly Bordug <vitb@...nel.crashing.org>
> ---
>
> arch/powerpc/kernel/head_8xx.S      |   30 ++++++++++++++++++++++++++ 
> +++-
> include/asm-powerpc/pgtable-ppc32.h |    8 --------
> 2 files changed, 29 insertions(+), 9 deletions(-)

do we need similar fixes to arch/ppc ?

- k
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