linux-kernel - [PATCH 5/5] perf: Get rid of oprofile leftovers

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Date:   Wed, 14 Apr 2021 14:44:09 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     kvm@...r.kernel.org, kvmarm@...ts.cs.columbia.edu,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-s390@...r.kernel.org, linux-sh@...r.kernel.org
Cc:     Mark Rutland <mark.rutland@....com>, Will Deacon <will@...nel.org>,
        Rich Felker <dalias@...c.org>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Peter Zijlstra <peterz@...radead.org>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Christian Borntraeger <borntraeger@...ibm.com>,
        Heiko Carstens <hca@...ux.ibm.com>, nathan@...nel.org,
        Viresh Kumar <viresh.kumar@...aro.org>,
        James Morse <james.morse@....com>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        Alexandru Elisei <alexandru.elisei@....com>,
        kernel-team@...roid.com
Subject: [PATCH 5/5] perf: Get rid of oprofile leftovers

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

Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 include/linux/perf_event.h | 2 --
 kernel/events/core.c       | 5 -----
 2 files changed, 7 deletions(-)

diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
index 3f7f89ea5e51..51154ed9a206 100644
--- 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
index 03db40f6cba9..88cb0ba5690b 100644
--- 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();
-- 
2.29.2