libperf: Move 'system_wide' from 'struct evsel' to 'struct perf_evsel'

Move the 'system_wide 'member from perf's evsel to libperf's perf_evsel.

Committer notes:

Added stdbool.h as we now use bool here.

Signed-off-by: Jiri Olsa <[e-mail]>
Cc: Alexander Shishkin <[e-mail]>
Cc: Michael Petlan <[e-mail]>
Cc: Namhyung Kim <[e-mail]>
Cc: Peter Zijlstra <[e-mail]>
Link: http://lore.kernel.org/lkml/[e-mail]
Signed-off-by: Arnaldo Carvalho de Melo <[e-mail]>

tools/perf/arch/x86/util/intel-pt.c

···
 	perf_evsel__set_sample_bit(evsel, CPU);
 	perf_evsel__set_sample_bit(evsel, TIME);
 
-	evsel->system_wide = true;
+	evsel->core.system_wide = true;
 	evsel->no_aux_samples = true;
 	evsel->immediate = true;
 
···
 				switch_evsel->core.attr.sample_period = 1;
 				switch_evsel->core.attr.context_switch = 1;
 
-				switch_evsel->system_wide = true;
+				switch_evsel->core.system_wide = true;
 				switch_evsel->no_aux_samples = true;
 				switch_evsel->immediate = true;
 

tools/perf/builtin-script.c

···
 	int cpu, thread;
 	static int header_printed;
 
-	if (counter->system_wide)
+	if (counter->core.system_wide)
 		nthreads = 1;
 
 	if (!header_printed) {

tools/perf/builtin-stat.c

···
 	if (!counter->supported)
 		return -ENOENT;
 
-	if (counter->system_wide)
+	if (counter->core.system_wide)
 		nthreads = 1;
 
 	for (thread = 0; thread < nthreads; thread++) {
···
 		struct evsel *counter;
 
 		evlist__for_each_entry(evsel_list, counter) {
-			if (!counter->system_wide)
+			if (!counter->core.system_wide)
 				return;
 		}
 

tools/perf/lib/include/internal/evsel.h

···
 
 #include <linux/types.h>
 #include <linux/perf_event.h>
+#include <stdbool.h>
 
 struct perf_cpu_map;
 struct perf_thread_map;
···
 
 	/* parse modifier helper */
 	int			 nr_members;
+	bool			 system_wide;
 };
 
 int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads);

tools/perf/tests/switch-tracking.c

···
 			return err;
 		/*
 		 * Check for no missing sched_switch events i.e. that the
-		 * evsel->system_wide flag has worked.
+		 * evsel->core.system_wide flag has worked.
 		 */
 		if (switch_tracking->tids[cpu] != -1 &&
 		    switch_tracking->tids[cpu] != prev_tid) {
···
  *
  * 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
+ * evsel->core.system_wide and evsel->tracking flags (respectively) with other events
  * sometimes enabled or disabled.
  */
 int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_unused)
···
 	perf_evsel__set_sample_bit(switch_evsel, CPU);
 	perf_evsel__set_sample_bit(switch_evsel, TIME);
 
-	switch_evsel->system_wide = true;
+	switch_evsel->core.system_wide = true;
 	switch_evsel->no_aux_samples = true;
 	switch_evsel->immediate = true;
 

tools/perf/util/evlist.c

···
 static int perf_evlist__nr_threads(struct evlist *evlist,
 				   struct evsel *evsel)
 {
-	if (evsel->system_wide)
+	if (evsel->core.system_wide)
 		return 1;
 	else
 		return perf_thread_map__nr(evlist->core.threads);
···
 	struct evsel *evsel;
 
 	evlist__for_each_entry(evlist, evsel) {
-		if (evsel->system_wide)
+		if (evsel->core.system_wide)
 			nfds += nr_cpus;
 		else
 			nfds += nr_cpus * nr_threads;
···
 		sid->cpu = evlist->core.cpus->map[cpu];
 	else
 		sid->cpu = -1;
-	if (!evsel->system_wide && evlist->core.threads && thread >= 0)
+	if (!evsel->core.system_wide && evlist->core.threads && thread >= 0)
 		sid->tid = perf_thread_map__pid(evlist->core.threads, thread);
 	else
 		sid->tid = -1;
···
 			mp->prot &= ~PROT_WRITE;
 		}
 
-		if (evsel->system_wide && thread)
+		if (evsel->core.system_wide && thread)
 			continue;
 
 		cpu = perf_cpu_map__idx(evsel->core.cpus, evlist_cpu);
···
 		 * other events, so it should not need to be polled anyway.
 		 * Therefore don't add it for polling.
 		 */
-		if (!evsel->system_wide &&
+		if (!evsel->core.system_wide &&
 		    __perf_evlist__add_pollfd(evlist, fd, &maps[idx], revent) < 0) {
 			perf_mmap__put(&maps[idx]);
 			return -1;

tools/perf/util/evsel.c

···
 	if (ncpus == 0 || nthreads == 0)
 		return 0;
 
-	if (evsel->system_wide)
+	if (evsel->core.system_wide)
 		nthreads = 1;
 
 	evsel->sample_id = xyarray__new(ncpus, nthreads, sizeof(struct perf_sample_id));
···
 		return false;
 
 	/* The system wide setup does not work with threads. */
-	if (evsel->system_wide)
+	if (evsel->core.system_wide)
 		return false;
 
 	/* The -ESRCH is perf event syscall errno for pid's not found. */
···
 		threads = empty_thread_map;
 	}
 
-	if (evsel->system_wide)
+	if (evsel->core.system_wide)
 		nthreads = 1;
 	else
 		nthreads = threads->nr;
···
 		for (thread = 0; thread < nthreads; thread++) {
 			int fd, group_fd;
 
-			if (!evsel->cgrp && !evsel->system_wide)
+			if (!evsel->cgrp && !evsel->core.system_wide)
 				pid = perf_thread_map__pid(threads, thread);
 
 			group_fd = get_group_fd(evsel, cpu, thread);

tools/perf/util/evsel.h

···
 	bool 			disabled;
 	bool			no_aux_samples;
 	bool			immediate;
-	bool			system_wide;
 	bool			tracking;
 	bool			per_pkg;
 	bool			precise_max;

tools/perf/util/parse-events.c

···
 	(*idx)++;
 	evsel->core.cpus   = perf_cpu_map__get(cpus);
 	evsel->core.own_cpus = perf_cpu_map__get(cpus);
-	evsel->system_wide = pmu ? pmu->is_uncore : false;
+	evsel->core.system_wide = pmu ? pmu->is_uncore : false;
 	evsel->auto_merge_stats = auto_merge_stats;
 
 	if (name)

tools/perf/util/stat.c

···
 	int ncpus = perf_evsel__nr_cpus(counter);
 	int cpu, thread;
 
-	if (counter->system_wide)
+	if (counter->core.system_wide)
 		nthreads = 1;
 
 	for (thread = 0; thread < nthreads; thread++) {