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Re: [Xen-devel] use tasklet to handle init/sipi?

On 26/03/2013 07:17, "Zhang, Yang Z" <yang.z.zhang@xxxxxxxxx> wrote:

>>> Oh, I see. Well I think it is fine to have
>>> vlapic_schedule_init_sipi_tasklet() return X86EMUL_OKAY rather than
>>> X86EMUL_RETRY. We used to need to return RETRY, but the code got simplified
>>> and now it is actually unnecessary.
>>> That should make your patch a lot simpler eh? ;)
>> Given that you ignore the return code on the apicv call path, is there
>> currently a bug at all for you? Seems what is there already must work
>> for you?
> It do cause bug after we change to use seabios. For seabios, it will send
> INIT/SIPI to all vcpus via broadcasting. And there only one vcpu is waken up
> via tasklet with current logic. That's the reason why I want to wakeup all
> vcpus on one callback.
> Just change X86EMUL_RETRY to OK cannot solve the problem. still need the logic
> I mentioned above.

Ok, wait a sec, I will sort out a patch for you to try...

 -- Keir

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