[KERNEL]: Unexport raise_softirq_irqoff

raise_softirq_irqoff no longer has any modular user.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/kernel/softirq.c b/kernel/softirq.c
index dbbdcd7..bd89bc4 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -330,8 +330,6 @@
 		wakeup_softirqd();
 }
 
-EXPORT_SYMBOL(raise_softirq_irqoff);
-
 void fastcall raise_softirq(unsigned int nr)
 {
 	unsigned long flags;