perf: Get rid of oprofile leftovers

perf_pmu_name() and perf_num_counters() are unused. Drop them. Signed-off-by: Marc Zyngier <[email protected]> Acked-by: Will Deacon <[email protected]> Link: https://lore.kernel.org/r/[email protected]
cilium · Apr 22, 2021 · 7f31884 · 7f31884
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commit 7f31884
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diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
@@ -951,8 +951,6 @@ extern void perf_event_itrace_started(struct perf_event *event);
 extern int perf_pmu_register(struct pmu *pmu, const char *name, int type);
 extern void perf_pmu_unregister(struct pmu *pmu);
 
-extern int perf_num_counters(void);
-extern const char *perf_pmu_name(void);
 extern void __perf_event_task_sched_in(struct task_struct *prev,
 				       struct task_struct *task);
 extern void __perf_event_task_sched_out(struct task_struct *prev,

diff --git a/kernel/events/core.c b/kernel/events/core.c
@@ -580,11 +580,6 @@ static u64 perf_event_time(struct perf_event *event);
 
 void __weak perf_event_print_debug(void)	{ }
 
-extern __weak const char *perf_pmu_name(void)
-{
-	return "pmu";
-}
-
 static inline u64 perf_clock(void)
 {
 	return local_clock();