[PATCH] alpha pt_regs cleanups: handle_irq()

isa_no_iack_sc_device_interrupt() always gets get_irq_regs() as
argument; kill that argument.

All but two callers of handle_irq() pass get_irq_regs() as argument;
convert the remaining two, kill set_irq_regs() inside handle_irq().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/alpha/kernel/sys_miata.c b/arch/alpha/kernel/sys_miata.c
index fbbd952..b8b817f 100644
--- a/arch/alpha/kernel/sys_miata.c
+++ b/arch/alpha/kernel/sys_miata.c
@@ -56,7 +56,7 @@
 	if (irq >= 16)
 		irq = irq + 8;
 
-	handle_irq(irq, get_irq_regs());
+	handle_irq(irq);
 }
 
 static void __init