Commit e9c74a68 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

arm64: Get rid of oprofile leftovers 



perf_pmu_name() and perf_num_counters() are now unused. Drop them.

Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Acked-by: default avatarWill Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20210414134409.1266357-3-maz@kernel.org
parent 5421db1b

drivers/perf/arm_pmu.c

+0 −30
Original line number Diff line number Diff line
@@ -581,33 +581,6 @@ static const struct attribute_group armpmu_common_attr_group = { 
	.attrs = armpmu_common_attrs,

};



/* Set at runtime when we know what CPU type we are. */

static struct arm_pmu *__oprofile_cpu_pmu;



/*

 * Despite the names, these two functions are CPU-specific and are used

 * by the OProfile/perf code.

 */

const char *perf_pmu_name(void)

{

	if (!__oprofile_cpu_pmu)

		return NULL;



	return __oprofile_cpu_pmu->name;

}

EXPORT_SYMBOL_GPL(perf_pmu_name);



int perf_num_counters(void)

{

	int max_events = 0;



	if (__oprofile_cpu_pmu != NULL)

		max_events = __oprofile_cpu_pmu->num_events;



	return max_events;

}

EXPORT_SYMBOL_GPL(perf_num_counters);



static int armpmu_count_irq_users(const int irq)

{

	int cpu, count = 0;
@@ -979,9 +952,6 @@ int armpmu_register(struct arm_pmu *pmu) 
	if (ret)

		goto out_destroy;



	if (!__oprofile_cpu_pmu)

		__oprofile_cpu_pmu = pmu;



	pr_info("enabled with %s PMU driver, %d counters available%s\n",

		pmu->name, pmu->num_events,

		has_nmi ? ", using NMIs" : "");