Re: [Xen-devel] [PATCH v7 04/12] xen/arm: support HW interrupts, do not request maintenance_interrupts

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2014-04-23 at 13:45 +0100, Ian Campbell wrote:
> > +static void gic_update_one_lr(struct vcpu *v, int i)
> > +{
> > +    struct pending_irq *p;
> > +    uint32_t lr;
> > +    int irq;
> > +    bool_t inflight;
> > +
> > +    ASSERT(spin_is_locked(&v->arch.vgic.lock));
> > +
> > +    lr = GICH[GICH_LR + i];
> > +    if ( !(lr & (GICH_LR_PENDING|GICH_LR_ACTIVE)) )
> 
> if ( lr & (GICH_...) )
>     return
> 
> Then you can pull everything else in a level.

Having read patch #9 I guess this doesn't actually make sense, since
things change there...


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