xen: Use IRQF_FORCE_RESUME
Mark the IRQF_NO_SUSPEND interrupts IRQF_FORCE_RESUME and remove the extra walk through the interrupt descriptors. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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@ -977,7 +977,7 @@ int bind_ipi_to_irqhandler(enum ipi_vector ipi,
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if (irq < 0)
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return irq;
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irqflags |= IRQF_NO_SUSPEND;
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irqflags |= IRQF_NO_SUSPEND | IRQF_FORCE_RESUME;
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retval = request_irq(irq, handler, irqflags, devname, dev_id);
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if (retval != 0) {
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unbind_from_irq(irq);
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@ -1433,7 +1433,6 @@ void xen_poll_irq(int irq)
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void xen_irq_resume(void)
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{
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unsigned int cpu, irq, evtchn;
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struct irq_desc *desc;
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init_evtchn_cpu_bindings();
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@ -1453,23 +1452,6 @@ void xen_irq_resume(void)
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restore_cpu_ipis(cpu);
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}
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/*
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* Unmask any IRQF_NO_SUSPEND IRQs which are enabled. These
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* are not handled by the IRQ core.
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*/
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for_each_irq_desc(irq, desc) {
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if (!desc->action || !(desc->action->flags & IRQF_NO_SUSPEND))
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continue;
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if (desc->status & IRQ_DISABLED)
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continue;
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evtchn = evtchn_from_irq(irq);
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if (evtchn == -1)
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continue;
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unmask_evtchn(evtchn);
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}
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restore_cpu_pirqs();
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}
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