diff options
Diffstat (limited to 'kernel/panic.c')
-rw-r--r-- | kernel/panic.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/panic.c b/kernel/panic.c index 3344524cf6ff..06f31b49b3b4 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -61,6 +61,15 @@ void __weak panic_smp_self_stop(void) cpu_relax(); } +/* + * Stop ourselves in NMI context if another CPU has already panicked. Arch code + * may override this to prepare for crash dumping, e.g. save regs info. + */ +void __weak nmi_panic_self_stop(struct pt_regs *regs) +{ + panic_smp_self_stop(); +} + atomic_t panic_cpu = ATOMIC_INIT(PANIC_CPU_INVALID); /** |