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Commit 80df1988 authored by Namhyung Kim's avatar Namhyung Kim Committed by Arnaldo Carvalho de Melo
Browse files

perf utils: Add perf_quiet_option() 



The perf_quiet_option() is to suppress all messages.  It's intended to
be called just after parsing options.

Signed-off-by: default avatarNamhyung Kim <namhyung@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: kernel-team@lge.com
Link: http://lkml.kernel.org/r/20170217081742.17417-2-namhyung@kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 483635a9

tools/perf/util/debug.c

+17 −0
Original line number Diff line number Diff line
@@ -203,11 +203,28 @@ int perf_debug_option(const char *str) 
		v = (v < 0) || (v > 10) ? 0 : v;

	}



	if (quiet)

		v = -1;



	*var->ptr = v;

	free(s);

	return 0;

}



int perf_quiet_option(void)

{

	struct debug_variable *var = &debug_variables[0];



	/* disable all debug messages */

	while (var->name) {

		*var->ptr = -1;

		var++;

	}



	quiet = true;

	return 0;

}



#define DEBUG_WRAPPER(__n, __l)				\

static int pr_ ## __n ## _wrapper(const char *fmt, ...)	\

{							\

tools/perf/util/debug.h

+1 −0
Original line number Diff line number Diff line
@@ -54,5 +54,6 @@ int veprintf(int level, int var, const char *fmt, va_list args); 


int perf_debug_option(const char *str);

void perf_debug_setup(void);

int perf_quiet_option(void);



#endif	/* __PERF_DEBUG_H */