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authorIan Rogers <[email protected]>2023-06-01 01:29:52 -0700
committerArnaldo Carvalho de Melo <[email protected]>2023-06-01 14:26:44 -0300
commit1f4326bf83ce02ae8f7d50240c367fbb7bf28343 (patch)
treeea565103603b725009378f5d0e6ab2a0f94c1055
parente23421426e1364299e9ee5091022058ba10fee63 (diff)
perf evsel: Add verbose 3 print of evsel name when opening
It is often useful to know not just the attribute and perf_event_open() details when opening an evsel, but also the evsel's name. Add this debug output for verbose 3 so that it won't interfere with the current verbose 2 output. Signed-off-by: Ian Rogers <[email protected]> Tested-by: Kan Liang <[email protected]> Cc: Adrian Hunter <[email protected]> Cc: Alexander Shishkin <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Jiri Olsa <[email protected]> Cc: Mark Rutland <[email protected]> Cc: Namhyung Kim <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Ravi Bangoria <[email protected]> Cc: Rob Herring <[email protected]> Cc: Thomas Richter <[email protected]> Cc: Xing Zhengjun <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
-rw-r--r--tools/perf/util/evsel.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index ed2e07186b71..f607b5bddc76 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -2039,6 +2039,7 @@ static int evsel__open_cpu(struct evsel *evsel, struct perf_cpu_map *cpus,
fallback_missing_features:
evsel__disable_missing_features(evsel);
+ pr_debug3("Opening: %s\n", evsel__name(evsel));
display_attr(&evsel->core.attr);
for (idx = start_cpu_map_idx; idx < end_cpu_map_idx; idx++) {