diff options
Diffstat (limited to 'arch/arm64/kernel/smp.c')
| -rw-r--r-- | arch/arm64/kernel/smp.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index f13ddb2404f9..ffe089942ac4 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -977,11 +977,21 @@ void smp_send_stop(void) } #ifdef CONFIG_KEXEC_CORE -void smp_send_crash_stop(void) +void crash_smp_send_stop(void) { + static int cpus_stopped; cpumask_t mask; unsigned long timeout; + /* + * This function can be called twice in panic path, but obviously + * we execute this only once. + */ + if (cpus_stopped) + return; + + cpus_stopped = 1; + if (num_online_cpus() == 1) return; |