diff options
| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2012-08-22 18:20:15 +0200 |
|---|---|---|
| committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2012-08-23 16:18:12 +0200 |
| commit | a8636c0b2e57d4f31f71aa306b1ee701db3f3c85 (patch) | |
| tree | 17bd2736475ebe1efb44e2db90fe1cbcf8c82fa8 /drivers/xen/events.c | |
| parent | xen/events: fix unmask_evtchn for PV on HVM guests (diff) | |
| download | linux-a8636c0b2e57d4f31f71aa306b1ee701db3f3c85.tar.xz linux-a8636c0b2e57d4f31f71aa306b1ee701db3f3c85.zip | |
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/events.c')
| -rw-r--r-- | 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 36bf17dc7bfc..c60d1629c916 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); |