diff options
Diffstat (limited to 'arch/s390/lib')
| -rw-r--r-- | arch/s390/lib/test_unwind.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/s390/lib/test_unwind.c b/arch/s390/lib/test_unwind.c index 7c988994931f..6bad84c372dc 100644 --- a/arch/s390/lib/test_unwind.c +++ b/arch/s390/lib/test_unwind.c @@ -205,12 +205,15 @@ static noinline int unwindme_func3(struct unwindme *u) /* This function must appear in the backtrace. */ static noinline int unwindme_func2(struct unwindme *u) { + unsigned long flags; int rc; if (u->flags & UWM_SWITCH_STACK) { - preempt_disable(); + local_irq_save(flags); + local_mcck_disable(); rc = CALL_ON_STACK(unwindme_func3, S390_lowcore.nodat_stack, 1, u); - preempt_enable(); + local_mcck_enable(); + local_irq_restore(flags); return rc; } else { return unwindme_func3(u); |