[PATCH v2 16/23] xen: clear IRQ_NOAUTOEN and IRQ_NOREQUEST
From: Konrad Rzeszutek Wilk <hidden>
Date: 2012-08-07 18:41:07
Also in:
lkml, xen-devel
On Mon, Aug 06, 2012 at 03:27:19PM +0100, Stefano Stabellini wrote:
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.
Acked by me.
quoted hunk ↗ jump to hunk
Signed-off-by: Stefano Stabellini <redacted> --- drivers/xen/events.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)diff --git a/drivers/xen/events.c b/drivers/xen/events.c index 5ecb596..8ffb7b7 100644 --- a/drivers/xen/events.c +++ b/drivers/xen/events.c@@ -836,6 +836,7 @@ 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);-- 1.7.2.5