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Re: [Xen-devel] [PATCH] x86/hvm: implement save/restore for posted interrupts

On Wed, Jul 16, Tian, Kevin wrote:

> could you figure out the reason? irr->pir propagation should happen 
> automatically
> when injecting a pending irr, which is supposed to be triggered in the 
> restore path.
> Otherwise I don't understand how it's handled even w/o pir concept...

I can probably do that. And I think initially I just changed
lapic_save_regs, which was not enough. I think in the end the reason is
that with posted irqs the code paths are different and just having IRR
set is not enough.


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