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Subject[patch 03/14] call nmi_enter/nmi_exit on machine checks
From: Heiko Carstens <heiko.carstens@de.ibm.com>

nmi_enter/nmi_exit includes the lockdep calls and various
other calls which were missing so far.

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

arch/s390/kernel/nmi.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

Index: quilt-2.6/arch/s390/kernel/nmi.c
===================================================================
--- quilt-2.6.orig/arch/s390/kernel/nmi.c
+++ quilt-2.6/arch/s390/kernel/nmi.c
@@ -10,6 +10,7 @@

#include <linux/init.h>
#include <linux/errno.h>
+#include <linux/hardirq.h>
#include <linux/time.h>
#include <linux/module.h>
#include <asm/lowcore.h>
@@ -253,7 +254,7 @@ void notrace s390_do_machine_check(struc
struct mci *mci;
int umode;

- lockdep_off();
+ nmi_enter();
s390_idle_check();

mci = (struct mci *) &S390_lowcore.mcck_interruption_code;
@@ -363,7 +364,7 @@ void notrace s390_do_machine_check(struc
mcck->warning = 1;
set_thread_flag(TIF_MCCK_PENDING);
}
- lockdep_on();
+ nmi_exit();
}

static int __init machine_check_init(void)
--
blue skies,
Martin.

"Reality continues to ruin my life." - Calvin.



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