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| author | Thomas Gleixner <tglx@linutronix.de> | 2011-02-05 20:08:59 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-06-23 15:24:09 -0700 |
| commit | 652c98bac315a2253628885f05cfd5f30b553ae5 (patch) | |
| tree | 81e4a0a33e1c3ee4e3aa1127d85c241c55836890 | |
| parent | 8ff753b4ac3b57dc87576e750463521a27e354f9 (diff) | |
| download | linux-stable-652c98bac315a2253628885f05cfd5f30b553ae5.tar.gz linux-stable-652c98bac315a2253628885f05cfd5f30b553ae5.tar.bz2 linux-stable-652c98bac315a2253628885f05cfd5f30b553ae5.zip | |
xen: Use IRQF_FORCE_RESUME
commit 676dc3cf5bc36a9e129a3ad8fe3bd7b2ebf20f5d upstream.
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>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | drivers/xen/events.c | 20 |
1 files changed, 1 insertions, 19 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c index e4820cedd62d..009ca4e78df5 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c @@ -536,7 +536,7 @@ int bind_ipi_to_irqhandler(enum ipi_vector ipi, if (irq < 0) return irq; - irqflags |= IRQF_NO_SUSPEND; + irqflags |= IRQF_NO_SUSPEND | IRQF_FORCE_RESUME; retval = request_irq(irq, handler, irqflags, devname, dev_id); if (retval != 0) { unbind_from_irq(irq); @@ -891,7 +891,6 @@ void xen_poll_irq(int irq) void xen_irq_resume(void) { unsigned int cpu, irq, evtchn; - struct irq_desc *desc; init_evtchn_cpu_bindings(); @@ -910,23 +909,6 @@ void xen_irq_resume(void) restore_cpu_virqs(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); - } } static struct irq_chip xen_dynamic_chip __read_mostly = { |