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authorHeiko Carstens <heiko.carstens@de.ibm.com>2008-04-17 07:46:23 +0200
committerHeiko Carstens <heiko.carstens@de.ibm.com>2008-04-17 07:47:05 +0200
commit43ca5c3a1cefdaa09231d64485b8f676118bf1e0 (patch)
tree37e71a475b96b811935fc484cb0633701953b5c0 /drivers/s390/cio
parente1776856286bef076f400ec062b150b6f3c353cd (diff)
downloadblackbird-op-linux-43ca5c3a1cefdaa09231d64485b8f676118bf1e0.tar.gz
blackbird-op-linux-43ca5c3a1cefdaa09231d64485b8f676118bf1e0.zip
[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>
Diffstat (limited to 'drivers/s390/cio')
-rw-r--r--drivers/s390/cio/cio.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 60590a12d529..6dbe9488d3f9 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -24,6 +24,7 @@
#include <asm/ipl.h>
#include <asm/chpid.h>
#include <asm/airq.h>
+#include <asm/cpu.h>
#include "cio.h"
#include "css.h"
#include "chsc.h"
@@ -649,7 +650,7 @@ do_IRQ (struct pt_regs *regs)
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"
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