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Commit f772abc6 authored by Jiri Olsa's avatar Jiri Olsa Committed by Arnaldo Carvalho de Melo
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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: default avatarJiri 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: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 97978b3e

tools/perf/util/debug.c

+27 −3
Original line number Diff line number Diff line
@@ -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;

tools/perf/util/debug.h

+2 −0
Original line number Diff line number Diff line
@@ -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 */