linux-kernel - Re: [PATCH 01/24] perf tools: Add a test for tracking with sched

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Date:	Thu, 21 Aug 2014 13:58:40 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Adrian Hunter <adrian.hunter@...el.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	linux-kernel@...r.kernel.org, David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jiri Olsa <jolsa@...hat.com>,
	Namhyung Kim <namhyung@...il.com>,
	Paul Mackerras <paulus@...ba.org>,
	Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH 01/24] perf tools: Add a test for tracking with
 sched_switch

Em Fri, Aug 15, 2014 at 10:08:36PM +0300, Adrian Hunter escreveu:
> + * test__switch_tracking - test using sched_switch and tracking events.
> + *
> + * This function implements a test that checks that sched_switch events and
> + * tracking events can be recorded for a workload (current process) using the
> + * evsel->system_wide and evsel->tracking flags (respectively) with other events
> + * sometimes enabled or disabled.
> + */
> +int test__switch_tracking(void)
> +{
> +	const char *sched_switch = "sched:sched_switch";
> +	struct switch_tracking switch_tracking = {0};
> +	struct record_opts opts = {

308 int test__switch_tracking(void)
309 {
310         const char *sched_switch = "sched:sched_switch";
311         struct switch_tracking switch_tracking = {0};
312         struct record_opts opts = {
313                 .mmap_pages          = UINT_MAX,
314                 .user_freq           = UINT_MAX,
315                 .user_interval       = ULLONG_MAX,
316                 .freq                = 4000,
317                 .target              = {
318                         .uses_mmap   = true,
319                 },
320         };
321         struct thread_map *threads = NULL;

Fails to build on f14, still building on other distros, will fix after lunch,
no need to send any fix, just FYI:

  CC       /tmp/build/perf/arch/x86/util/header.o
cc1: warnings being treated as errors
tests/switch-tracking.c: In function ‘test__switch_tracking’:
tests/switch-tracking.c:311:9: error: missing initializer
tests/switch-tracking.c:311:9: error: (near initialization for ‘switch_tracking.cycles_evsel’)
make[1]: *** [/tmp/build/perf/tests/switch-tracking.o] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [install] Error 2
make: Leaving directory `/home/acme/git/linux/tools/perf'

real	0m19.399s
user	0m53.823s
sys	0m7.346s
[acme@...ora14 linux]$ fg
-bash: fg: current: no such job
[acme@...ora14 
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