s390/nmi: reduce size of percpu variable
Change the flag fields within struct mcck_struct to simple bit fields
to reduce the size of the structure which is used as percpu variable.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c
index b3004f4..07302ce 100644
--- a/arch/s390/kernel/nmi.c
+++ b/arch/s390/kernel/nmi.c
@@ -24,9 +24,9 @@
#include <asm/ctl_reg.h>
struct mcck_struct {
- int kill_task;
- int channel_report;
- int warning;
+ unsigned int kill_task : 1;
+ unsigned int channel_report : 1;
+ unsigned int warning : 1;
unsigned int etr_queue : 1;
unsigned int stp_queue : 1;
unsigned long mcck_code;
