diff options
Diffstat (limited to 'arch/arm64/kernel/smp.c')
| -rw-r--r-- | arch/arm64/kernel/smp.c | 16 |
1 files changed, 5 insertions, 11 deletions
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index 622bd6c..fef2e73 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -805,21 +805,11 @@ void arch_irq_work_raise(void) } #endif -static DEFINE_RAW_SPINLOCK(stop_lock); - /* * ipi_cpu_stop - handle IPI from smp_send_stop() */ static void ipi_cpu_stop(unsigned int cpu) { - if (system_state == SYSTEM_BOOTING || - system_state == SYSTEM_RUNNING) { - raw_spin_lock(&stop_lock); - pr_crit("CPU%u: stopping\n", cpu); - dump_stack(); - raw_spin_unlock(&stop_lock); - } - set_cpu_online(cpu, false); local_irq_disable(); @@ -914,6 +904,9 @@ void smp_send_stop(void) cpumask_copy(&mask, cpu_online_mask); cpumask_clear_cpu(smp_processor_id(), &mask); + if (system_state == SYSTEM_BOOTING || + system_state == SYSTEM_RUNNING) + pr_crit("SMP: stopping secondary CPUs\n"); smp_cross_call(&mask, IPI_CPU_STOP); } @@ -923,7 +916,8 @@ void smp_send_stop(void) udelay(1); if (num_online_cpus() > 1) - pr_warning("SMP: failed to stop secondary CPUs\n"); + pr_warning("SMP: failed to stop secondary CPUs %*pbl\n", + cpumask_pr_args(cpu_online_mask)); } /* |