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Re: [Xen-devel][RFC]degradation on IPF due to hypercall set irq

To: "Xu, Anthony" <anthony.xu@xxxxxxxxx>
Subject: Re: [Xen-devel][RFC]degradation on IPF due to hypercall set irq
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Wed, 22 Nov 2006 09:21:40 +0000
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On 22/11/06 08:16, "Xu, Anthony" <anthony.xu@xxxxxxxxx> wrote:

>> To clarify, by event/main loop I mean: Flush just before qemu blocks
>> (otherwise multicall can be held for unbounded time, unless we set a
>> batching timeout which hopefully we can avoid needing to do).
> 
> Seems good,
> 
> Is it possible that we add some file descriptors for some interrupts in qemu
> block (select)?
> Then if there are any interrupts, qemu will be woke up.
> In this case, we can only call multi-call just after qemu block.

I'm not sure what you mean.

 -- Keir



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