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From: Simon Horman <horms@verge.net.au>
To: "Sachin P. Sant" <sachinp@in.ibm.com>
Cc: Chandru <chandru@in.ibm.com>, kexec@lists.infradead.org
Subject: Re: [PATCH 0/3] kdump: add support for ibm, dynamic-reconfiguration-memory for kexec/kdump
Date: Wed, 8 Oct 2008 12:59:28 +1100	[thread overview]
Message-ID: <20081008015927.GC22396@verge.net.au> (raw)
In-Reply-To: <48E20195.9090306@in.ibm.com>

On Tue, Sep 30, 2008 at 04:08:13PM +0530, Sachin P. Sant wrote:
> Chandru wrote:
>> /proc/device-tree on power6 machines has 
>> ibm,dynamic-reconfiguration-memory node which stores in it the memory 
>> representation for most part of the system memory. This memory was 
>> earlier represented in 'memory@' nodes of the device tree.  Following 
>> patch series makes kexec-tools aware of this dynamic reconfiguration 
>> memory node. These patches were sent earlier for RFC. In addition to 
>> this, a change in the kernel was also required. The kernel change has 
>> been accepted in powerpc git tree.  
>> http://git.kernel.org/?p=linux/kernel/git/paulus/powerpc.git;a=commit;h=cf00085d8045cddd80a8aabad97de96fa8131793
>> Some part of the patch here is re-organization of the existing code to  
>> accommodate dynamic reconf memory. 
>>
>>   
> I tested this patch series on a ppc64 box and they work fine.
> Without these patches i get a zero size vmcore on a power(power6)
> box which has support for dynamic-reconfiguration-memory.
>
> Horms could you please consider this patch series and merge them
> if found suitable.

Thanks for your review, it is most helpful.

Sorry to all for being a little slow with this.
Apart from some very minor nits about patch ordering
that I emailed about just now, I am also fine with this series.

-- 
Simon Horman
  VA Linux Systems Japan K.K., Sydney, Australia Satellite Office
  H: www.vergenet.net/~horms/             W: www.valinux.co.jp/en


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  reply	other threads:[~2008-10-08  1:59 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-24 11:48 [PATCH 0/3] kdump: add support for ibm, dynamic-reconfiguration-memory for kexec/kdump Chandru
2008-09-30 10:38 ` Sachin P. Sant
2008-10-08  1:59   ` Simon Horman [this message]
2008-10-08 22:29     ` Simon Horman

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