genirq: Export symbol no_action()

This will allow to use the dummy IRQ handler no_action() from drivers
compiled as module. Drivers which use ARM FIQ interrupts can use this
to request the interrupt via the normal request_irq() mechanism w/o
having to copy the dummy handler to their own code.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Link: http://lkml.kernel.org/r/1395476431-16070-1-git-send-email-shc_work@mail.ru
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index bfec453557b4f7e6166c64b954c6d25763fecd96..635480270858448064b1afa54bf616f074744d60 100644 (file)
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -41,6 +41,7 @@ irqreturn_t no_action(int cpl, void *dev_id)
 {
        return IRQ_NONE;
 }
+EXPORT_SYMBOL_GPL(no_action);
 
 static void warn_no_thread(unsigned int irq, struct irqaction *action)
 {