[S390] Convert monitor calls to function calls.

Remove the program check generating monitor calls and use function
calls instead. Theres is no real advantage in using monitor calls,
but they do make debugging harder, because of all the program checks
it generates.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/arch/s390/kernel/s390_ext.c b/arch/s390/kernel/s390_ext.c
index acf93dba7727..3a8772d3baea 100644
--- a/arch/s390/kernel/s390_ext.c
+++ b/arch/s390/kernel/s390_ext.c
@@ -13,7 +13,7 @@
 #include <linux/errno.h>
 #include <linux/kernel_stat.h>
 #include <linux/interrupt.h>
-
+#include <asm/cpu.h>
 #include <asm/lowcore.h>
 #include <asm/s390_ext.h>
 #include <asm/irq_regs.h>
@@ -119,7 +119,7 @@ void do_extint(struct pt_regs *regs, unsigned short code)
 
         old_regs = set_irq_regs(regs);
         irq_enter();
-        asm volatile ("mc 0,0");
+        s390_idle_check();
         if (S390_lowcore.int_clock >= S390_lowcore.jiffy_timer)
                 /**
                  * Make sure that the i/o interrupt did not "overtake"