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Re: [Xen-devel] [PATCH v4 10/10] xen/arm: gic_events_need_delivery and irq priorities

Hi Stefano,

On 03/19/2014 12:32 PM, Stefano Stabellini wrote:
> gic_events_need_delivery should only return positive if an outstanding
> pending irq has an higher priority than the currently active irq and the
> priority mask.
> Rewrite the function by going through the priority ordered inflight and
> lr_queue lists.
> In gic_restore_pending_irqs replace lower priority pending (and not
> active) irqs in GICH_LRs with higher priority irqs if no more GICH_LRs
> are available.
> Signed-off-by: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>

I'd like a comment somewhere in the code to explain the priority is only
for the guest and doesn't reflect the priority set on the host.

So people won't think we are handling correctly priority at the host level.


Julien Grall

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