From: Heiko Carstens The ftrace code is currently not reentrant, so we better don't trace our machine check handler. Machine checks are handled like NMIs on s390. Signed-off-by: Heiko Carstens Signed-off-by: Martin Schwidefsky --- drivers/s390/s390mach.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) Index: quilt-2.6/drivers/s390/s390mach.c =================================================================== --- quilt-2.6.orig/drivers/s390/s390mach.c +++ quilt-2.6/drivers/s390/s390mach.c @@ -357,8 +357,7 @@ s390_revalidate_registers(struct mci *mc /* * machine check handler. */ -void -s390_do_machine_check(struct pt_regs *regs) +void notrace s390_do_machine_check(struct pt_regs *regs) { static DEFINE_SPINLOCK(ipd_lock); static unsigned long long last_ipd; -- blue skies, Martin. "Reality continues to ruin my life." - Calvin. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/