linux-kernel - [PATCH] perf/core: Mark perf_pmu_snapshot

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Date:   Sat,  9 Jan 2021 07:47:42 +0530
From:   Souptick Joarder <jrdr.linux@...il.com>
To:     peterz@...radead.org, mingo@...hat.com, acme@...nel.org,
        mark.rutland@....com, alexander.shishkin@...ux.intel.com,
        jolsa@...hat.com, namhyung@...nel.org
Cc:     linux-kernel@...r.kernel.org,
        Souptick Joarder <jrdr.linux@...il.com>
Subject: [PATCH] perf/core: Mark perf_pmu_snapshot_aux() as static

Kernel test robot throws below warning ->

 kernel/events/core.c:6535:6: warning: no previous prototype for
'perf_pmu_snapshot_aux' [-Wmissing-prototypes]
    6535 | long perf_pmu_snapshot_aux(struct perf_buffer *rb,
         |      ^~~~~~~~~~~~~~~~~~~~~
Marking perf_pmu_snapshot_aux() as static as it is not used outside
this file.

Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Souptick Joarder <jrdr.linux@...il.com>
---
 kernel/events/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/events/core.c b/kernel/events/core.c
index 55d1879..a4ba6fd 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -6532,7 +6532,7 @@ static unsigned long perf_prepare_sample_aux(struct perf_event *event,
 	return data->aux_size;
 }
 
-long perf_pmu_snapshot_aux(struct perf_buffer *rb,
+static long perf_pmu_snapshot_aux(struct perf_buffer *rb,
 			   struct perf_event *event,
 			   struct perf_output_handle *handle,
 			   unsigned long size)
-- 
1.9.1