Merge branch 'master' into sh/cachetlb

Conflicts:
	arch/sh/kernel/Makefile_64

arch/sh/kernel/cpu/sh3/entry.S

@@ -516,6 +516,14 @@ ENTRY(handle_interrupt)
 	bsr	save_regs	! needs original pr value in k3
 	 mov	#-1, k2		! default vector kept in k2
 
+	stc	sr, r0	! get status register
+	shlr2	r0
+	and	#0x3c, r0
+	cmp/eq	#0x3c, r0
+	bf	9f
+	TRACE_IRQS_OFF
+9:
+
 	! Setup return address and jump to do_IRQ
 	mov.l	4f, r9		! fetch return address
 	lds	r9, pr		! put return address in pr