linux-kernel - [PATCH 01/13] perf scripting python: Use Py

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Date:	Wed, 11 May 2016 13:32:42 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Ingo Molnar <mingo@...nel.org>
Cc:	linux-kernel@...r.kernel.org,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	David Ahern <dsahern@...il.com>, Jiri Olsa <jolsa@...nel.org>,
	Namhyung Kim <namhyung@...nel.org>,
	Wang Nan <wangnan0@...wei.com>,
	Chris Phlipot <cphlipot0@...il.com>
Subject: [PATCH 01/13] perf scripting python: Use Py_FatalError instead of die()

From: Arnaldo Carvalho de Melo <acme@...hat.com>

It probably is equivalent, but that seems to be the "pythonic" way of
dieing? Anyway, one less die() in the tools/perf codebase.

Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Wang Nan <wangnan0@...wei.com>
Cc: Chris Phlipot <cphlipot0@...il.com>
Link: http://lkml.kernel.org/n/tip-nlzgepdv2818zs4e7faif9tu@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
 tools/perf/util/scripting-engines/trace-event-python.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index 1546b749a3a3..73ee12d96c33 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -408,8 +408,11 @@ static void python_process_tracepoint(struct perf_sample *sample,
 	if (!t)
 		Py_FatalError("couldn't create Python tuple");
 
-	if (!event)
-		die("ug! no event found for type %d", (int)evsel->attr.config);
+	if (!event) {
+		snprintf(handler_name, sizeof(handler_name),
+			 "ug! no event found for type %" PRIu64, (u64)evsel->attr.config);
+		Py_FatalError(handler_name);
+	}
 
 	pid = raw_field_value(event, "common_pid", data);
 
-- 
2.5.5