linux-kernel - Re: [PATCH RFC 2/2] kvm: set affinity hint for assigned device msi

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Message-ID: <20120111161000.GA12868@amt.cnet>
Date:	Wed, 11 Jan 2012 14:10:00 -0200
From:	Marcelo Tosatti <mtosatti@...hat.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
Cc:	Avi Kivity <avi@...hat.com>, Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, x86@...nel.org,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH RFC 2/2] kvm: set affinity hint for assigned device msi

On Mon, Oct 17, 2011 at 07:04:40PM +0200, Michael S. Tsirkin wrote:
> On Mon, Oct 17, 2011 at 02:07:41PM -0200, Marcelo Tosatti wrote:
> > > > Configurations to consider, all common ones used for assigned devices?
> > > 
> > > I mean, besides round robin, any other modes that
> > > have an issue? Interrupts can also be multicast,
> > > I think, but we probably don't care what happens
> > > to affinity then, as msi interrupts are probably never
> > > broadcast ...
> > 
> > There is also lowest priority, which can be used with MSI.
> 
> 
> So the following will probably address that comment?

Yes, it does. Patch looks fine.

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