Re: [PATCH v2 3/8] xen/events: avoid handling the same event on two cpus at the same time

[Jürgen Groß <jgross@xxxxxxxx>]

On 15.02.21 22:35, Boris Ostrovsky wrote:
> On 2/11/21 5:16 AM, Juergen Gross wrote:
>
> > @@ -622,6 +623,7 @@ static void xen_irq_lateeoi_locked(struct irq_info *info, 
> > bool spurious)
> >         }
> >   
> >   	info->eoi_time = 0;
> > +       smp_store_release(&info->is_active, 0);
>
> Can this be done in lateeoi_ack_dynirq()/lateeoi_mask_ack_dynirq(), after we've 
> masked the channel? Then it will be consistent with how how other chips do it, 
> especially with the new helper.
Yes, I think this should work.


Juergen

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