Re: [PATCH v4 02/24] xen/arm: hypercalls

From: Marc Zyngier
Date: Fri Sep 14 2012 - 10:05:56 EST


On 14/09/12 15:02, Stefano Stabellini wrote:
> On Fri, 14 Sep 2012, Marc Zyngier wrote:
>>> +/* HVC 0xEA1 */
>>> +#ifdef CONFIG_THUMB2_KERNEL
>>> +#define xen_hvc .word 0xf7e08ea1
>>> +#else
>>> +#define xen_hvc .word 0xe140ea71
>>> +#endif
>>
>> You should consider using Dave Martin's opcode injection series for
>> that. The patches are already in Russell's for-next branch.
>
> I am all for using Dave's patches and I have even already sent a patch
> to change the wrappers to use __HVC:
>
> http://marc.info/?l=linux-kernel&m=134513261623427&w=2
>
> I have only temporarely dropped it, only to reduce the amount of
> external dependencies of this series. It already depends on Konrad's
> stable/for-linus-3.7, so I would rather send this patch out later on its
> own...

Fair enough. As long as there's a plan to fix this soon enough, it
should be alright.

M.
--
Jazz is not dead. It just smells funny...

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