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mn10300/CPU hotplug: Add missing call to notify_cpu_starting()

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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: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Srivatsa S. Bhat 2012-05-16 00:32:37 +05:30 committed by Linus Torvalds
parent ec2e0f9811
commit 568b44559d
1 changed files with 6 additions and 3 deletions
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9
arch/mn10300/kernel/smp.c
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@ -24,6 +24,7 @@
#include <linux/sched.h>
#include <linux/profile.h>
#include <linux/smp.h>
#include <linux/cpu.h>
#include <asm/tlbflush.h>
#include <asm/bitops.h>
#include <asm/processor.h>
@ -38,7 +39,6 @@
#include "internal.h"
#ifdef CONFIG_HOTPLUG_CPU
#include <linux/cpu.h>
#include <asm/cacheflush.h>
static unsigned long sleep_mode[NR_CPUS];
@ -874,10 +874,13 @@ static void __init smp_online(void)
cpu = smp_processor_id();
local_irq_enable();
notify_cpu_starting(cpu);
ipi_call_lock();
set_cpu_online(cpu, true);
smp_wmb();
ipi_call_unlock();
local_irq_enable();
}
/**