Re: [RFC PATCH 0/2] irq destination caching prototype

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On Mon, Aug 13, 2012 at 12:36:41PM +0300, Avi Kivity wrote:
> On 08/13/2012 12:16 PM, Gleb Natapov wrote:
> > Here is a quick prototype of what we discussed yesterday. This one
> > caches only MSI interrupts for now. The obvious problem is that not
> > all interrupts (namely IPIs and MSIs using KVM_CAP_SIGNAL_MSI) use irq
> > routing table, so they cannot be cached.
> 
> We can have a small rcu-managed hash table to look those up.

Yes but how small? We probably need at least one entry
per vcpu, no?

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