kernel/events/core.c:4826:31: warning: symbol 'find_get_pmu_context' was not declared. Should it be static? Reported-by: kernel test robot <lkp(a)intel.com&gt; Signed-off-by: kernel test robot <lkp(a)intel.com&gt; --- core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/events/core.c b/kernel/events/core.c index fb612255d7b25..47a80a53bf2a4 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -4823,7 +4823,7 @@ find_get_context(struct task_struct *task, struct perf_event *event) return ERR_PTR(err); } -struct perf_event_pmu_context * +static struct perf_event_pmu_context * find_get_pmu_context(struct pmu *pmu, struct perf_event_context *ctx, struct perf_event *event) {