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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-31 13:20:02 (GMT) |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-07-31 13:20:02 (GMT) |
| commit | ceb0885d3b01bb2e2f18765770e212914f2864be (patch) | |
| tree | 0952c90cd49704a9172e985ca491d79b60c40bc8 /arch/arm/kernel/smp.c | |
| parent | b31fc7af78e17b0203e1cd5a195c590e8adeae0d (diff) | |
| parent | 08458ef6eede6cf7d5a33c3a7c8bcdc3943012c2 (diff) | |
| download | linux-ceb0885d3b01bb2e2f18765770e212914f2864be.tar.xz | |
Merge branch 'misc' into devel
Conflicts:
arch/arm/mm/init.c
Diffstat (limited to 'arch/arm/kernel/smp.c')
| -rw-r--r-- | arch/arm/kernel/smp.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index b8c3d0f..40dc74f 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -429,7 +429,11 @@ static void smp_timer_broadcast(const struct cpumask *mask) { send_ipi_message(mask, IPI_TIMER); } +#else +#define smp_timer_broadcast NULL +#endif +#ifndef CONFIG_LOCAL_TIMERS static void broadcast_timer_set_mode(enum clock_event_mode mode, struct clock_event_device *evt) { @@ -444,7 +448,6 @@ static void local_timer_setup(struct clock_event_device *evt) evt->rating = 400; evt->mult = 1; evt->set_mode = broadcast_timer_set_mode; - evt->broadcast = smp_timer_broadcast; clockevents_register_device(evt); } @@ -456,6 +459,7 @@ void __cpuinit percpu_timer_setup(void) struct clock_event_device *evt = &per_cpu(percpu_clockevent, cpu); evt->cpumask = cpumask_of(cpu); + evt->broadcast = smp_timer_broadcast; local_timer_setup(evt); } @@ -467,10 +471,13 @@ static DEFINE_SPINLOCK(stop_lock); */ static void ipi_cpu_stop(unsigned int cpu) { - spin_lock(&stop_lock); - printk(KERN_CRIT "CPU%u: stopping\n", cpu); - dump_stack(); - spin_unlock(&stop_lock); + if (system_state == SYSTEM_BOOTING || + system_state == SYSTEM_RUNNING) { + spin_lock(&stop_lock); + printk(KERN_CRIT "CPU%u: stopping\n", cpu); + dump_stack(); + spin_unlock(&stop_lock); + } set_cpu_online(cpu, false); |