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[1/2] clocksource: marco: Fix the affinity set for local timer of CPU1

Message ID 1400841780-7119-1-git-send-email-daniel.lezcano@linaro.org
State Accepted
Commit f214be50f317d78c47532d4ca8aa0ba5e79fc1ca
Headers show

Commit Message

Daniel Lezcano May 23, 2014, 10:42 a.m. UTC 
From: Zhiwu Song <Zhiwu.Song@csr.com>

irqchip will reject the affinity set to CPUs which is not online
yet. but in the CPU1 wakeup stage, OS only sets CPU1 to be online
after local timer is set, so that causes the irq_set_affinity not
work. this patch moves to irq_force_affinity() for the low level
boot stage.

Signed-off-by: Zhiwu Song <Zhiwu.Song@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
 drivers/clocksource/timer-marco.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/clocksource/timer-marco.c b/drivers/clocksource/timer-marco.c
index b52e1c0..7f5374d 100644
--- a/drivers/clocksource/timer-marco.c
+++ b/drivers/clocksource/timer-marco.c
@@ -199,7 +199,7 @@  static int sirfsoc_local_timer_setup(struct clock_event_device *ce)
 
 	action->dev_id = ce;
 	BUG_ON(setup_irq(ce->irq, action));
-	irq_set_affinity(action->irq, cpumask_of(cpu));
+	irq_force_affinity(action->irq, cpumask_of(cpu));
 
 	clockevents_register_device(ce);
 	return 0;