[patch 24/66] perf/x86/amd/power: Change hotplug notifier to a symmetric structure
From: Anna-Maria Gleixner <anna-maria@linutronix.de>
Date: 2016-07-11 12:43:58
From: Anna-Maria Gleixner <anna-maria@linutronix.de> To simplify the hotplug mechanism move the starting callback to online. There is no functional requirement that the cpumask bit has to be set in the starting callback. Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de> --- arch/x86/events/amd/power.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/arch/x86/events/amd/power.c
+++ b/arch/x86/events/amd/power.c@@ -255,7 +255,7 @@ static void power_cpu_init(int cpu) * 1) If any CPU is set at cpu_mask in the same compute unit, do * nothing. * 2) If no CPU is set at cpu_mask in the same compute unit, - * set current STARTING CPU. + * set current ONLINE CPU. * * Note: if there is a CPU aside of the new one already in the * sibling mask, then it is also in cpu_mask.
@@ -272,7 +272,7 @@ power_cpu_notifier(struct notifier_block switch (action & ~CPU_TASKS_FROZEN) { case CPU_DOWN_FAILED: - case CPU_STARTING: + case CPU_ONLINE: power_cpu_init(cpu); break; case CPU_DOWN_PREPARE: