diff options
| author |   Jiri Olsa <jolsa@redhat.com> | 2013-12-03 14:09:25 +0100 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-04 15:23:55 -0300 |
| commit | f772abc63462a48df605259fbe1af3fe9b223926 (patch) | |
| tree | 55eec975486ccbce629943c6beb4d5b6549e02f6 /tools/perf/util | |
| parent | perf tools: Add trace-event global object for tracepoint interface (diff) | |
| download | linux-dev-f772abc63462a48df605259fbe1af3fe9b223926.tar.xz linux-dev-f772abc63462a48df605259fbe1af3fe9b223926.zip | |
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@redhat.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1386076182-14484-12-git-send-email-jolsa@redhat.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util')
| -rw-r--r-- | tools/perf/util/debug.c | 30 | ||||
| -rw-r--r-- | 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 399e74c34c1a..8640a9121e72 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 efbd98805ad0..443694c36b03 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 */ |