hexagon/CPU hotplug: Add missing call to notify_cpu_starting()

The scheduler depends on receiving the CPU_STARTING notification, without
which we end up into a lot of trouble. So add the missing call to
notify_cpu_starting() in the bringup code.

Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Signed-off-by: Richard Kuo <rkuo@codeaurora.org>

1 files changed, 5 insertions, 0 deletions

diff --git a/arch/hexagon/kernel/smp.c b/arch/hexagon/kernel/smp.c
index 9b44a9e2d05a..0672463df20c 100644
--- a/arch/hexagon/kernel/smp.c
+++ b/arch/hexagon/kernel/smp.c
@@ -177,7 +177,12 @@ 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();