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perf: Remove unused function perf_mux_hrtimer_cancel()

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Reported-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner 2015-05-04 13:51:12 +02:00
parent 4101ecc23d
commit 30fbd59057
1 changed files with 0 additions and 28 deletions
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28
kernel/events/core.c
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@ -772,34 +772,6 @@ static enum hrtimer_restart perf_mux_hrtimer_handler(struct hrtimer *hr)
return ret;
}
/* CPU is going down */
static void perf_mux_hrtimer_cancel(int cpu)
{
struct perf_cpu_context *cpuctx;
struct pmu *pmu;
unsigned long flags;
if (WARN_ON(cpu != smp_processor_id()))
return;
local_irq_save(flags);
rcu_read_lock();
list_for_each_entry_rcu(pmu, &pmus, entry) {
cpuctx = this_cpu_ptr(pmu->pmu_cpu_context);
if (pmu->task_ctx_nr == perf_sw_context)
continue;
hrtimer_cancel(&cpuctx->hrtimer);
}
rcu_read_unlock();
local_irq_restore(flags);
}
static void __perf_mux_hrtimer_init(struct perf_cpu_context *cpuctx, int cpu)
{
struct hrtimer *timer = &cpuctx->hrtimer;