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xen: Use IRQF_FORCE_RESUME

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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>
This commit is contained in:
Thomas Gleixner 2011-02-05 20:08:59 +00:00 committed by Konrad Rzeszutek Wilk
parent 8aef4857d2
commit 676dc3cf5b
1 changed files with 1 additions and 19 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

20
drivers/xen/events.c
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@ -977,7 +977,7 @@ int bind_ipi_to_irqhandler(enum ipi_vector ipi,
if (irq < 0) if (irq < 0)
return irq; return irq;
irqflags |= IRQF_NO_SUSPEND; irqflags |= IRQF_NO_SUSPEND | IRQF_FORCE_RESUME;
retval = request_irq(irq, handler, irqflags, devname, dev_id); retval = request_irq(irq, handler, irqflags, devname, dev_id);
if (retval != 0) { if (retval != 0) {
unbind_from_irq(irq); unbind_from_irq(irq);
@ -1433,7 +1433,6 @@ void xen_poll_irq(int irq)
void xen_irq_resume(void) void xen_irq_resume(void)
{ {
unsigned int cpu, irq, evtchn; unsigned int cpu, irq, evtchn;
struct irq_desc *desc;
init_evtchn_cpu_bindings(); init_evtchn_cpu_bindings();
@ -1453,23 +1452,6 @@ void xen_irq_resume(void)
restore_cpu_ipis(cpu); restore_cpu_ipis(cpu);
} }
/*
* Unmask any IRQF_NO_SUSPEND IRQs which are enabled. These
* are not handled by the IRQ core.
*/
for_each_irq_desc(irq, desc) {
if (!desc->action || !(desc->action->flags & IRQF_NO_SUSPEND))
continue;
if (desc->status & IRQ_DISABLED)
continue;
evtchn = evtchn_from_irq(irq);
if (evtchn == -1)
continue;
unmask_evtchn(evtchn);
}
restore_cpu_pirqs(); restore_cpu_pirqs();
} }