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Re: [PATCH v8 3/8] xen/arm: Fold mmu_init_secondary_cpu() to head.S


  • To: Julien Grall <julien@xxxxxxx>
  • From: Henry Wang <Henry.Wang@xxxxxxx>
  • Date: Wed, 1 Nov 2023 12:28:20 +0000
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  • Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Bertrand Marquis <Bertrand.Marquis@xxxxxxx>, Wei Chen <Wei.Chen@xxxxxxx>, Penny Zheng <Penny.Zheng@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Julien Grall <jgrall@xxxxxxxxxx>, Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>
  • Delivery-date: Wed, 01 Nov 2023 12:28:54 +0000
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  • Thread-topic: [PATCH v8 3/8] xen/arm: Fold mmu_init_secondary_cpu() to head.S

Hi Julien,

> On Nov 1, 2023, at 20:05, Julien Grall <julien@xxxxxxx> wrote:
>>> 
>>> While debugging an MMU issue on Arm32, I wrote a patch to sprinkle prints 
>>> in the enable_mmu() code. I will clean-up the patch and send it.
>> Just to make sure, your patch is for both Arm32 and Arm64, is my 
>> understanding correct?
> 
> No it is only for arm32.
> 
>> If it is only for Arm32, do you need me adding the print for Arm64 as well 
>> in this patch?
> 
> No need. For arm64, we will enable WnX at the same time as the MMU. So we are 
> already covered by the other prints.

Ok, thanks for the explanation.

Kind regards,
Henry




 


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