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Re: [Xen-devel] [RFC v3 4/6] xen/arm: Add save/restore support for guest core registers

On 05/14/2014 12:16 PM, Ian Campbell wrote:
> On Sun, 2014-05-11 at 10:06 +0100, Julien Grall wrote:
>> Hi Wei,
>> Thank you for the patch.
>> On 08/05/14 22:18, Wei Huang wrote:
>>> This patch implements a save/resore support for ARM guest core
>>> registers.
>> The commit 893256f "xen/arm: Correctly save/restore CNTKCTL_EL1" 
>> save/restore a new register during the context switch.
>> I think you forgot to add it in this patch.
> I think it would belong in the previous patch with the timer state.

If Wei plans to use his new structure (see [1]), I'm fine with
save/restore on the previous patch.

Otherwise it seems stupid to save twice the same value.


[1] http://lists.xen.org/archives/html/xen-devel/2014-05/msg01642.html

Julien Grall

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