diff options
Diffstat (limited to 'kernel/panic.c')
| -rw-r--r-- | kernel/panic.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/kernel/panic.c b/kernel/panic.c index 010a1bfc4843..f7ecb36cf2b3 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -360,15 +360,9 @@ EXPORT_SYMBOL(panic_on_other_cpu); */ void nmi_panic(struct pt_regs *regs, const char *msg) { - int old_cpu, this_cpu; - - old_cpu = PANIC_CPU_INVALID; - this_cpu = raw_smp_processor_id(); - - /* atomic_try_cmpxchg updates old_cpu on failure */ - if (atomic_try_cmpxchg(&panic_cpu, &old_cpu, this_cpu)) + if (panic_try_start()) panic("%s", msg); - else if (old_cpu != this_cpu) + else if (panic_on_other_cpu()) nmi_panic_self_stop(regs); } EXPORT_SYMBOL(nmi_panic); |