linux-kernel - [PATCH 08/16] perf tools: Increase debug level of SDT debug messages

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Date:   Fri, 23 Sep 2016 17:38:40 +0300
From:   Adrian Hunter <adrian.hunter@...el.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Jiri Olsa <jolsa@...hat.com>,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH 08/16] perf tools: Increase debug level of SDT debug messages

Two SDT debug messages can occur for every DSO which is too noisy.
Consequently, increase debug level of SDT messages.

Signed-off-by: Adrian Hunter <adrian.hunter@...el.com>
---
 tools/perf/util/build-id.c   | 4 ++--
 tools/perf/util/probe-file.c | 2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index 5651f3c12f93..e528c40739cc 100644
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -620,7 +620,7 @@ static int build_id_cache__add_sdt_cache(const char *sbuild_id,
 
 	ret = probe_cache__scan_sdt(cache, realname);
 	if (ret >= 0) {
-		pr_debug("Found %d SDTs in %s\n", ret, realname);
+		pr_debug4("Found %d SDTs in %s\n", ret, realname);
 		if (probe_cache__commit(cache) < 0)
 			ret = -1;
 	}
@@ -691,7 +691,7 @@ int build_id_cache__add_s(const char *sbuild_id, const char *name,
 
 	/* Update SDT cache : error is just warned */
 	if (build_id_cache__add_sdt_cache(sbuild_id, realname) < 0)
-		pr_debug("Failed to update/scan SDT cache for %s\n", realname);
+		pr_debug4("Failed to update/scan SDT cache for %s\n", realname);
 
 out_free:
 	if (!is_kallsyms)
diff --git a/tools/perf/util/probe-file.c b/tools/perf/util/probe-file.c
index 6f931e442f14..436b64731f65 100644
--- a/tools/perf/util/probe-file.c
+++ b/tools/perf/util/probe-file.c
@@ -699,7 +699,7 @@ int probe_cache__scan_sdt(struct probe_cache *pcache, const char *pathname)
 	INIT_LIST_HEAD(&sdtlist);
 	ret = get_sdt_note_list(&sdtlist, pathname);
 	if (ret < 0) {
-		pr_debug("Failed to get sdt note: %d\n", ret);
+		pr_debug4("Failed to get sdt note: %d\n", ret);
 		return ret;
 	}
 	list_for_each_entry(note, &sdtlist, note_list) {
-- 
1.9.1