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authorStefano Stabellini <stefano.stabellini@eu.citrix.com>2012-08-22 17:20:15 +0100
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-08-23 10:18:12 -0400
commita8636c0b2e57d4f31f71aa306b1ee701db3f3c85 (patch)
tree17bd2736475ebe1efb44e2db90fe1cbcf8c82fa8 /drivers/xen
parentb5e579232d635b79a3da052964cb357ccda8d9ea (diff)
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: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/events.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 36bf17dc7bf..c60d1629c91 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -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);