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Commit a8636c0b authored by Stefano Stabellini's avatar Stefano Stabellini Committed by Konrad Rzeszutek Wilk
Browse files

xen: clear IRQ_NOAUTOEN and IRQ_NOREQUEST 



Reset the IRQ_NOAUTOEN and IRQ_NOREQUEST flags that are enabled by
default on ARM. If IRQ_NOAUTOEN is set, __setup_irq doesn't call
irq_startup, that is responsible for calling irq_unmask at startup time.
As a result event channels remain masked.

Signed-off-by: default avatarStefano Stabellini <stefano.stabellini@eu.citrix.com>
Acked-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent b5e57923

drivers/xen/events.c

+1 −0
Original line number Diff line number Diff line
@@ -842,6 +842,7 @@ int bind_evtchn_to_irq(unsigned int evtchn) 
		struct irq_info *info = info_for_irq(irq);

		WARN_ON(info == NULL || info->type != IRQT_EVTCHN);

	}

	irq_clear_status_flags(irq, IRQ_NOREQUEST|IRQ_NOAUTOEN);



out:

	mutex_unlock(&irq_mapping_update_lock);