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Signed-off-by: Ian Rogers --- tools/perf/util/mem-events.c | 14 +++++++------- tools/perf/util/mem-events.h | 3 +++ 2 files changed, 10 insertions(+), 7 deletions(-) diff --git a/tools/perf/util/mem-events.c b/tools/perf/util/mem-events.c index 0cdcb47647bd..8b3af1585652 100644 --- a/tools/perf/util/mem-events.c +++ b/tools/perf/util/mem-events.c @@ -79,12 +79,12 @@ int perf_pmu__mem_events_num_mem_pmus(struct perf_pmu *pmu) return num; } -static const char *perf_pmu__mem_events_name(struct perf_pmu *pmu, int i, - char *buf, size_t buf_size) +const char *perf_pmu__mem_events_name(struct perf_pmu *pmu, int i, + char *buf, size_t buf_size) { struct perf_mem_event *e; - if (i >= PERF_MEM_EVENTS__MAX || !pmu) + if (i >= PERF_MEM_EVENTS__MAX || !pmu || !pmu->mem_events) return NULL; e = &pmu->mem_events[i]; @@ -193,13 +193,13 @@ static bool perf_pmu__mem_events_supported(const char *mnt, struct perf_pmu *pmu return !stat(path, &st); } -static int __perf_pmu__mem_events_init(struct perf_pmu *pmu) +int perf_pmu__mem_events_init_pmu(struct perf_pmu *pmu) { const char *mnt = sysfs__mount(); bool found = false; int j; - if (!mnt) + if (!mnt || !pmu || pmu->from_env || !pmu->mem_events) return -ENOENT; for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) { @@ -209,7 +209,7 @@ static int __perf_pmu__mem_events_init(struct perf_pmu *pmu) * If the event entry isn't valid, skip initialization * and "e->supported" will keep false. */ - if (!e->tag) + if (!e || !e->tag) continue; e->supported |= perf_pmu__mem_events_supported(mnt, pmu, e); @@ -225,7 +225,7 @@ int perf_pmu__mem_events_init(void) struct perf_pmu *pmu = NULL; while ((pmu = perf_pmus__scan_mem(pmu)) != NULL) { - if (__perf_pmu__mem_events_init(pmu)) + if (perf_pmu__mem_events_init_pmu(pmu)) return -ENOENT; } diff --git a/tools/perf/util/mem-events.h b/tools/perf/util/mem-events.h index 38b14c03392c..64517ca053d3 100644 --- a/tools/perf/util/mem-events.h +++ b/tools/perf/util/mem-events.h @@ -31,7 +31,10 @@ extern struct perf_mem_event perf_mem_events[PERF_MEM_EVENTS__MAX]; extern bool perf_mem_record[PERF_MEM_EVENTS__MAX]; int perf_pmu__mem_events_parse(struct perf_pmu *pmu, const char *str); +int perf_pmu__mem_events_init_pmu(struct perf_pmu *pmu); int perf_pmu__mem_events_init(void); +const char *perf_pmu__mem_events_name(struct perf_pmu *pmu, int i, + char *buf, size_t buf_size); struct perf_mem_event *perf_pmu__mem_events_ptr(struct perf_pmu *pmu, int i); struct perf_pmu *perf_mem_events_find_pmu(void); -- 2.56.0.212.g129ede20d9-goog