From a38f98735e168a20573c24dfffa96095b6fe1d23 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Sat, 19 Mar 2016 11:41:42 +0100 Subject: [PATCH] x86/apb/timer: Use proper mask to modify hotplug action Magic hex constants are a guarantee for wreckage when the defines change. Signed-off-by: Thomas Gleixner --- arch/x86/kernel/apb_timer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/apb_timer.c b/arch/x86/kernel/apb_timer.c index 222a57076039..cefacbad1531 100644 --- a/arch/x86/kernel/apb_timer.c +++ b/arch/x86/kernel/apb_timer.c @@ -221,7 +221,7 @@ static int apbt_cpuhp_notify(struct notifier_block *n, unsigned long cpu = (unsigned long)hcpu; struct apbt_dev *adev = &per_cpu(cpu_apbt_dev, cpu); - switch (action & 0xf) { + switch (action & ~CPU_TASKS_FROZEN) { case CPU_DEAD: dw_apb_clockevent_pause(adev->timer); if (system_state == SYSTEM_RUNNING) { -- 2.20.1