Re: [Android-virt] [PATCH v5 10/13] ARM: KVM: Guest wait-for-interrupts (WFI) support

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On 12/12/2011 09:21 PM, Christoffer Dall wrote:
> >>
> >> well, if we block, but receive a signal that we want to go back into
> >> userspace for, and then come back but the guest should still be
> >> waiting, then I want that flag set, and I think it's the most logical
> >> control flow. Am I missing something completely?
> >
> > That's just not the flow that the other archs use, I don't think that it
> > really matters.  kvm_vcpu_block() checks for and wakes up on signals, so
> > it's okay to call it from here directly.
> >
> yes, but I still have to perform the check again in the main run
> function if it woke up for anything else than a guest interrupt, so
> why call it twice...

You're right and in fact that's how x86 works too.  I misremembered.

-- 
error compiling committee.c: too many arguments to function

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