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-rw-r--r--arch/hexagon/kernel/smp.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/hexagon/kernel/smp.c b/arch/hexagon/kernel/smp.c
index 9b44a9e2d05..1298141874a 100644
--- a/arch/hexagon/kernel/smp.c
+++ b/arch/hexagon/kernel/smp.c
@@ -1,7 +1,7 @@
/*
* SMP support for Hexagon
*
- * Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
+ * Copyright (c) 2010-2012, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -28,6 +28,7 @@
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/spinlock.h>
+#include <linux/cpu.h>
#include <asm/time.h> /* timer_interrupt */
#include <asm/hexagon_vm.h>
@@ -177,7 +178,12 @@ void __cpuinit start_secondary(void)
printk(KERN_INFO "%s cpu %d\n", __func__, current_thread_info()->cpu);
+ notify_cpu_starting(cpu);
+
+ ipi_call_lock();
set_cpu_online(cpu, true);
+ ipi_call_unlock();
+
local_irq_enable();
cpu_idle();