Commit-ID: f772abc63462a48df605259fbe1af3fe9b223926
Gitweb: http://git.kernel.org/tip/f772abc63462a48df605259fbe1af3fe9b223926
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Tue, 3 Dec 2013 14:09:25 +0100
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Wed, 4 Dec 2013 15:23:55 -0300
perf tools: Overload pr_stat traceevent print function
The traceevent lib uses pr_stat to display all standard info. It's
defined as __weak. Overloading it with perf version plugged into perf
output system logic.
Displaying the pr_stat stuff under '-v' option.
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Corey Ashford <cjashfor@xxxxxxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Paul Mackerras <paulus@xxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1386076182-14484-12-git-send-email-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/util/debug.c | 30 +++++++++++++++++++++++++++---
tools/perf/util/debug.h | 2 ++
2 files changed, 29 insertions(+), 3 deletions(-)
diff --git a/tools/perf/util/debug.c b/tools/perf/util/debug.c
index 399e74c..8640a91 100644
--- a/tools/perf/util/debug.c
+++ b/tools/perf/util/debug.c
@@ -16,13 +16,11 @@
int verbose;
bool dump_trace = false, quiet = false;
-int eprintf(int level, const char *fmt, ...)
+static int _eprintf(int level, const char *fmt, va_list args)
{
- va_list args;
int ret = 0;
if (verbose >= level) {
- va_start(args, fmt);
if (use_browser >= 1)
ui_helpline__vshow(fmt, args);
else
@@ -33,6 +31,32 @@ int eprintf(int level, const char *fmt, ...)
return ret;
}
+int eprintf(int level, const char *fmt, ...)
+{
+ va_list args;
+ int ret;
+
+ va_start(args, fmt);
+ ret = _eprintf(level, fmt, args);
+ va_end(args);
+
+ return ret;
+}
+
+/*
+ * Overloading libtraceevent standard info print
+ * function, display with -v in perf.
+ */
+void pr_stat(const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ _eprintf(1, fmt, args);
+ va_end(args);
+ eprintf(1, "\n");
+}
+
int dump_printf(const char *fmt, ...)
{
va_list args;
diff --git a/tools/perf/util/debug.h b/tools/perf/util/debug.h
index efbd988..443694c 100644
--- a/tools/perf/util/debug.h
+++ b/tools/perf/util/debug.h
@@ -17,4 +17,6 @@ void trace_event(union perf_event *event);
int ui__error(const char *format, ...) __attribute__((format(printf, 1, 2)));
int ui__warning(const char *format, ...) __attribute__((format(printf, 1, 2)));
+void pr_stat(const char *fmt, ...);
+
#endif /* __PERF_DEBUG_H */
--
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