MIPS: Add arch generic CPU hotplug

[pandora-kernel.git] / arch / mips / kernel / smp-up.c

diff --git a/arch/mips/kernel/smp-up.c b/arch/mips/kernel/smp-up.c
index 878e373..2508d55 100644 (file)
--- a/arch/mips/kernel/smp-up.c
+++ b/arch/mips/kernel/smp-up.c
@@ -55,6 +55,18 @@ static void __init up_prepare_cpus(unsigned int max_cpus)
 {
 }
 
+#ifdef CONFIG_HOTPLUG_CPU
+static int up_cpu_disable(void)
+{
+       return -ENOSYS;
+}
+
+static void up_cpu_die(unsigned int cpu)
+{
+       BUG();
+}
+#endif
+
 struct plat_smp_ops up_smp_ops = {
        .send_ipi_single        = up_send_ipi_single,
        .send_ipi_mask          = up_send_ipi_mask,
@@ -64,4 +76,8 @@ struct plat_smp_ops up_smp_ops = {
        .boot_secondary         = up_boot_secondary,
        .smp_setup              = up_smp_setup,
        .prepare_cpus           = up_prepare_cpus,
+#ifdef CONFIG_HOTPLUG_CPU
+       .cpu_disable            = up_cpu_disable,
+       .cpu_die                = up_cpu_die,
+#endif
 };