linux-kernel - [PATCH] perf jevents: Silence warning for ArchStd files

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Date:   Thu,  6 May 2021 15:56:40 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        John Garry <john.garry@...wei.com>,
        Kajol Jain <kjain@...ux.ibm.com>,
        Joakim Zhang <qiangqing.zhang@....com>,
        Kim Phillips <kim.phillips@....com>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Ian Rogers <irogers@...gle.com>
Subject: [PATCH] perf jevents: Silence warning for ArchStd files

json files in the level 1 directory are used for ArchStd events (see
preprocess_arch_std_files), as such they shouldn't be warned about.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/pmu-events/jevents.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c
index ed4f0bd72e5a..7422b0ea8790 100644
--- a/tools/perf/pmu-events/jevents.c
+++ b/tools/perf/pmu-events/jevents.c
@@ -1123,8 +1123,10 @@ static int process_one_file(const char *fpath, const struct stat *sb,
 			mapfile = strdup(fpath);
 			return 0;
 		}
-
-		pr_info("%s: Ignoring file %s\n", prog, fpath);
+		if (is_json_file(bname))
+			pr_debug("%s: ArchStd json is preprocessed %s\n", prog, fpath);
+		else
+			pr_info("%s: Ignoring file %s\n", prog, fpath);
 		return 0;
 	}
 
-- 
2.31.1.607.g51e8a6a459-goog