Re: [RFC V4] perf, tools: Support wildcards on pmu name in dynamic pmu events

From: Arnaldo Carvalho de Melo
Date: Thu Mar 08 2018 - 08:04:08 EST


Em Wed, Mar 07, 2018 at 03:35:47PM -0500, Agustin Vega-Frias escreveu:
> +++ b/tools/perf/util/parse-events.y
> @@ -8,6 +8,7 @@
>
> #define YYDEBUG 1
>
> +#include <fnmatch.h>
> #include <linux/compiler.h>
> #include <linux/list.h>
> #include <linux/types.h>
> @@ -234,6 +235,10 @@ PE_NAME opt_event_config
> if (parse_events_add_pmu(_parse_state, list, $1, $2)) {
> struct perf_pmu *pmu = NULL;
> int ok = 0;
> + char *pattern;
> +
> + if (asprintf(&pattern, "%s*", $1) < 0)
> + YYABORT;

+ if (asprintf(&pattern, "?(uncore_)%s*", $1) < 0)

I completely overlook that you were using this and thus needed that
extension, duh, thanks for the patience 8-) and for the new patch.

- Arnaldo