Messages in this thread | | | Date | Mon, 6 Aug 2007 09:07:55 +0200 | From | "Marcin Ślusarz" <> | Subject | Re: [patch (take 2)] genirq: fix simple and fasteoi irq handlers |
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2007/8/6, Ingo Molnar <mingo@elte.hu>: > > * Jarek Poplawski <jarkao2@o2.pl> 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.
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