Re: [Xen-devel] [PATCH-4.5 v2 0/10] remove maintenance interrupts

[Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>]

On Tue, 18 Mar 2014, Ian Campbell wrote:
> On Tue, 2014-03-18 at 16:02 +0000, Ian Campbell wrote:
> > On Sun, 2014-02-16 at 20:23 +0000, Julien Grall wrote:
> > > Hi Stefano,
> > > 
> > > On 14/02/14 15:50, Stefano Stabellini wrote:
> > > > Hi all,
> > > > this patch series removes any needs for maintenance interrupts for both
> > > > hardware and software interrupts in Xen.
> > > > It achieves the goal by using the GICH_LR_HW bit for hardware interrupts
> > > > and by checking the status of the GICH_LR registers on return to guest,
> > > > clearing the registers that are invalid and handling the lifecycle of
> > > > the corresponding interrupts in Xen data structures.
> > > 
> > > To keep track here, I have tried the patch series on top of the latest 
> > > Xen. Booting Xen and Dom0 is slower with this patch series.
> > 
> > Presumably lots slower or you wouldn't have noticed.
> > 
> > Stefano, I started reviewing before I saw this -- should I continue or
> > is it worth waiting for a v3?
> 
> Julien tells me there was a v3, but if I received it then I have
> misfiled it because I can't find it anywhere. Would you mind resending?
> Sorry for the hassle.

That's OK, I plan to send a v4 soon rebased on Xen 4.4

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