s390/idle: add missing irq off lockdep annotation

psw_idle() returns with interrupts disabled, so we should add the missing annotation. Signed-off-by: Heiko Carstens <[email protected]> Signed-off-by: Martin Schwidefsky <[email protected]>
vincehsu · Dec 8, 2014 · 200e7c0 · 200e7c0
1 parent 832a771
commit 200e7c0
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/arch/s390/kernel/idle.c b/arch/s390/kernel/idle.c
@@ -35,6 +35,8 @@ void enabled_wait(void)
 	/* Call the assembler magic in entry.S */
 	psw_idle(idle, psw_mask);
 
+	trace_hardirqs_off();
+
 	/* Account time spent with enabled wait psw loaded as idle time. */
 	idle->sequence++;
 	smp_wmb();