2007/8/6, Ingo Molnar <[email protected]>:
>
> * Jarek Poplawski <[email protected]> wrote:
>
> > Subject: genirq: fix simple and fasteoi irq handlers
> >
> > After the "genirq: do not mask interrupts by default" patch interrupts
> > should be disabled not immediately upon request, but after they
> > happen. But, handle_simple_irq() and handle_fasteoi_irq() can skip
> > this once or more if an irq is just serviced (IRQ_INPROGRESS),
> > possibly disrupting a driver's work.
>
> nice fix. I think this is exactly the type of bug we were hoping to be
> able to identify and fix, and it could explain the regression in its
> entirety. The big question - does it fix Marcin's regression?
I'll try this patch tomorrow.
Marcin
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