linux-kernel - Re: [PATCH 12/54] perf tools: Enable config raw and numeric events

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Date:	Fri, 12 Feb 2016 14:52:45 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	Wang Nan <wangnan0@...wei.com>
Cc:	Alexei Starovoitov <ast@...nel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Brendan Gregg <brendan.d.gregg@...il.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Cody P Schafer <dev@...yps.com>,
	"David S. Miller" <davem@...emloft.net>,
	He Kuang <hekuang@...wei.com>,
	Jérémie Galarneau 
	<jeremie.galarneau@...icios.com>, Jiri Olsa <jolsa@...nel.org>,
	Kirill Smelkov <kirr@...edi.com>,
	Li Zefan <lizefan@...wei.com>,
	Masami Hiramatsu <masami.hiramatsu.pt@...achi.com>,
	Namhyung Kim <namhyung@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>, pi3orama@....com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 12/54] perf tools: Enable config raw and numeric events

On Fri, Feb 05, 2016 at 02:01:37PM +0000, Wang Nan wrote:
> This patch allows setting config terms for raw and numeric events.
> For example:
> 
>  # perf stat -e cycles/name=cyc/ ls
>  ...
>  1821108      cyc
>  ...
> 
>  # perf stat -e r6530160/name=event/ ls
>  ...
>  1103195      event
>  ...
> 
>  # perf record -e cycles -e 4:0x6530160/name=evtx,call-graph=fp/ -a sleep 1
>  ...
>  # perf report --stdio
>  ...
>  # Samples: 124  of event 'cycles'
>  46.61%     0.00%  swapper        [kernel.vmlinux]            [k] cpu_startup_entry
>  41.26%     0.00%  swapper        [kernel.vmlinux]            [k] start_secondary
>  ...
>  # Samples: 91  of event 'evtx'
>  ...
>  93.76%     0.00%  swapper      [kernel.vmlinux]            [k] cpu_startup_entry
>          |
>          ---cpu_startup_entry
>             |
>             |--66.63%--call_cpuidle
>             |          cpuidle_enter
>             |          |


got compile error:


[jolsa@...va perf]$ make JOBS=1
  BUILD:   Doing 'make -j1' parallel build
  BISON    util/parse-events-bison.c
util/parse-events.y:436.23-38: error: symbol opt_event_config is used, but is not defined as a token and has no rules
 PE_VALUE ':' PE_VALUE opt_event_config
                       ^^^^^^^^^^^^^^^^
util/parse-events.y:442.68-69: error: $4 of ‘event_legacy_numeric’ has no declared type
        ABORT_ON(parse_events_add_numeric(data, list, (u32)$1, $3, $4));
                                                                    ^^
util/parse-events.y:443.34-35: error: $4 of ‘event_legacy_numeric’ has no declared type
        parse_events__free_terms($4);
                                  ^^
util/parse-events.y:454.74-75: error: $2 of ‘event_legacy_raw’ has no declared type
        ABORT_ON(parse_events_add_numeric(data, list, PERF_TYPE_RAW, $1, $2));
                                                                          ^^
util/parse-events.y:455.34-35: error: $2 of ‘event_legacy_raw’ has no declared type
        parse_events__free_terms($2);
                                  ^^
util/Build:122: recipe for target 'util/parse-events-bison.c' failed
make[3]: *** [util/parse-events-bison.c] Error 1
/home/jolsa/kernel/linux-perf/tools/build/Makefile.build:116: recipe for target 'util' failed
make[2]: *** [util] Error 2
Makefile.perf:434: recipe for target 'libperf-in.o' failed
make[1]: *** [libperf-in.o] Error 2
Makefile:68: recipe for target 'all' failed
make: *** [all] Error 2


jirka