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Subject[PATCH] Make bind_interdomain_evtchn_to_irq() public
Date
From: Juergen Gross <jgross@suse.com>

bind_interdomain_evtchn_to_irq() is currently a private function. It is used
only by bind_interdomain_evtchn_to_irqhandler() to register an irq-handler for
an event channel.

By making it public it is possible to use e.g. threaded interrupts with
interdomain event channels.

Signed-off-by: Juergen Gross <jgross@suse.com>
---
drivers/xen/events/events_base.c | 5 +++--
include/xen/events.h | 2 ++
2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
index c919d3d..0230aff 100644
--- a/drivers/xen/events/events_base.c
+++ b/drivers/xen/events/events_base.c
@@ -900,8 +900,8 @@ static int bind_ipi_to_irq(unsigned int ipi, unsigned int cpu)
return irq;
}

-static int bind_interdomain_evtchn_to_irq(unsigned int remote_domain,
- unsigned int remote_port)
+int bind_interdomain_evtchn_to_irq(unsigned int remote_domain,
+ unsigned int remote_port)
{
struct evtchn_bind_interdomain bind_interdomain;
int err;
@@ -914,6 +914,7 @@ static int bind_interdomain_evtchn_to_irq(unsigned int remote_domain,

return err ? : bind_evtchn_to_irq(bind_interdomain.local_port);
}
+EXPORT_SYMBOL_GPL(bind_interdomain_evtchn_to_irq);

static int find_virq(unsigned int virq, unsigned int cpu)
{
diff --git a/include/xen/events.h b/include/xen/events.h
index 8bee7a7..5321cd9 100644
--- a/include/xen/events.h
+++ b/include/xen/events.h
@@ -28,6 +28,8 @@ int bind_ipi_to_irqhandler(enum ipi_vector ipi,
unsigned long irqflags,
const char *devname,
void *dev_id);
+int bind_interdomain_evtchn_to_irq(unsigned int remote_domain,
+ unsigned int remote_port);
int bind_interdomain_evtchn_to_irqhandler(unsigned int remote_domain,
unsigned int remote_port,
irq_handler_t handler,
--
1.8.4.5


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