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-rw-r--r--arch/mips/kernel/gdb-stub.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/mips/kernel/gdb-stub.c b/arch/mips/kernel/gdb-stub.c
index c33f6f22d86a..bd128fab4b36 100644
--- a/arch/mips/kernel/gdb-stub.c
+++ b/arch/mips/kernel/gdb-stub.c
@@ -676,15 +676,18 @@ static void kgdb_wait(void *arg)
676static int kgdb_smp_call_kgdb_wait(void) 676static int kgdb_smp_call_kgdb_wait(void)
677{ 677{
678#ifdef CONFIG_SMP 678#ifdef CONFIG_SMP
679 cpumask_t mask = cpu_online_map;
679 struct call_data_struct data; 680 struct call_data_struct data;
680 int i, cpus = num_online_cpus() - 1;
681 int cpu = smp_processor_id(); 681 int cpu = smp_processor_id();
682 int cpus;
682 683
683 /* 684 /*
684 * Can die spectacularly if this CPU isn't yet marked online 685 * Can die spectacularly if this CPU isn't yet marked online
685 */ 686 */
686 BUG_ON(!cpu_online(cpu)); 687 BUG_ON(!cpu_online(cpu));
687 688
689 cpu_clear(cpu, mask);
690 cpus = cpus_weight(mask);
688 if (!cpus) 691 if (!cpus)
689 return 0; 692 return 0;
690 693
@@ -711,10 +714,7 @@ static int kgdb_smp_call_kgdb_wait(void)
711 call_data = &data; 714 call_data = &data;
712 mb(); 715 mb();
713 716
714 /* Send a message to all other CPUs and wait for them to respond */ 717 core_send_ipi_mask(mask, SMP_CALL_FUNCTION);
715 for (i = 0; i < NR_CPUS; i++)
716 if (cpu_online(i) && i != cpu)
717 core_send_ipi(i, SMP_CALL_FUNCTION);
718 718
719 /* Wait for response */ 719 /* Wait for response */
720 /* FIXME: lock-up detection, backtrace on lock-up */ 720 /* FIXME: lock-up detection, backtrace on lock-up */