From: Heiko Carstens <heiko.carstens@de.ibm.com>
Date: Mon, 12 Oct 2015 11:04:12 +0000 (+0200)
Subject: s390/nmi: reduce size of percpu variable
X-Git-Tag: v4.4-rc1~138^2~11
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=36324963a3006d2c416095d87d8272e4825c679b;p=linux.git

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 b3004f4ac493..07302ce37648 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;