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-rw-r--r--arch/sparc/kernel/smp_64.c27
1 files changed, 24 insertions, 3 deletions
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index da6f1a7fc4db..61139d9924ca 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -1406,11 +1406,32 @@ void __irq_entry smp_receive_signal_client(int irq, struct pt_regs *regs)
scheduler_ipi();
}
-/* This is a nop because we capture all other cpus
- * anyways when making the PROM active.
- */
+static void stop_this_cpu(void *dummy)
+{
+ prom_stopself();
+}
+
void smp_send_stop(void)
{
+ int cpu;
+
+ if (tlb_type == hypervisor) {
+ for_each_online_cpu(cpu) {
+ if (cpu == smp_processor_id())
+ continue;
+#ifdef CONFIG_SUN_LDOMS
+ if (ldom_domaining_enabled) {
+ unsigned long hv_err;
+ hv_err = sun4v_cpu_stop(cpu);
+ if (hv_err)
+ printk(KERN_ERR "sun4v_cpu_stop() "
+ "failed err=%lu\n", hv_err);
+ } else
+#endif
+ prom_stopcpu_cpuid(cpu);
+ }
+ } else
+ smp_call_function(stop_this_cpu, NULL, 0);
}
/**