Re: [Xen-devel] [PATCH v4 18/18] xen/arm: IRQ: Handle multiple action per IRQ

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2014-04-23 at 15:56 +0100, Julien Grall wrote:
> >> +        do
> >> +        {
> >> +            action->handler(irq, action->dev_id, regs);
> >> +            action = action->next;
> >> +        } while ( action );
> > 
> > What happens if action is freed and recycled in the midst of this loop?
> 
> Nothing, the action won't be free until IRQ_INPROGRESS is set (see do ..
> while at the end of release_irq).

BY that logic wasn't the version which used the list macros also safe
then?

Ian.


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