Re: [PATCH] perf, tools: Support srccode output

[Jiri Olsa]

On Mon, May 08, 2017 at 01:22:05PM -0700, Andi Kleen wrote:

SNIP

> diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
> index ebfa5d92358a..790ac730b162 100644
> --- a/tools/perf/util/map.c
> +++ b/tools/perf/util/map.c
> @@ -17,6 +17,7 @@
>  #include <linux/string.h>
>  #include "srcline.h"
>  #include "unwind.h"
> +#include "srccode.h"
>  
>  static void __maps__insert(struct maps *maps, struct map *map);
>  
> @@ -414,6 +415,57 @@ int map__fprintf_srcline(struct map *map, u64 addr, const char *prefix,
>  	return ret;
>  }
>  
> +int map__fprintf_srccode(struct map *map, u64 addr,
> +			 const char *prefix, FILE *fp,
> +			 struct srccode_state *state)
> +{

what's the 'prefix' for? it's always passed as ""

jirka