[PATCH 32/66] libperf: Move 'system_wide' from 'struct evsel' to 'struct perf_evsel'

Arnaldo Carvalho de Melo
2019-09-26T00:34:59Z

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 <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lore.kernel.org/lkml/20190913132355.21634-20-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/arch/x86/util/intel-pt.c | 4 ++--
tools/perf/builtin-script.c | 2 +-
tools/perf/builtin-stat.c | 4 ++--
tools/perf/lib/include/internal/evsel.h | 2 ++
tools/perf/tests/switch-tracking.c | 6 +++---
tools/perf/util/evlist.c | 10 +++++-----
tools/perf/util/evsel.c | 8 ++++----
tools/perf/util/evsel.h | 1 -
tools/perf/util/parse-events.c | 2 +-
tools/perf/util/stat.c | 2 +-
10 files changed, 21 insertions(+), 20 deletions(-)

diff --git a/tools/perf/arch/x86/util/intel-pt.c b/tools/perf/arch/x86/util/intel-pt.c
index 34d7118bf390..1aa86a88884a 100644
--- a/tools/perf/arch/x86/util/intel-pt.c
+++ b/tools/perf/arch/x86/util/intel-pt.c
@@ -422,7 +422,7 @@ static int intel_pt_track_switches(struct evlist *evlist)
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;

@@ -723,7 +723,7 @@ static int intel_pt_recording_options(struct auxtrace_record *itr,
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;

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index a17a9306bdf6..e7a49e2d7575 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -1916,7 +1916,7 @@ static void __process_stat(struct evsel *counter, u64 tstamp)
int cpu, thread;
static int header_printed;

- if (counter->system_wide)
+ if (counter->core.system_wide)
nthreads = 1;

if (!header_printed) {
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index f7d13326b830..0d55eb6bd6e2 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -278,7 +278,7 @@ static int read_counter(struct evsel *counter, struct timespec *rs)
if (!counter->supported)
return -ENOENT;

- if (counter->system_wide)
+ if (counter->core.system_wide)
nthreads = 1;

for (thread = 0; thread < nthreads; thread++) {
@@ -1671,7 +1671,7 @@ static void setup_system_wide(int forks)
struct evsel *counter;

evlist__for_each_entry(evsel_list, counter) {
- if (!counter->system_wide)
+ if (!counter->core.system_wide)
return;
}

diff --git a/tools/perf/lib/include/internal/evsel.h b/tools/perf/lib/include/internal/evsel.h
index 8b854d1c9b45..1bff789b0923 100644
--- a/tools/perf/lib/include/internal/evsel.h
+++ b/tools/perf/lib/include/internal/evsel.h
@@ -4,6 +4,7 @@

#include <linux/types.h>
#include <linux/perf_event.h>
+#include <stdbool.h>

struct perf_cpu_map;
struct perf_thread_map;
@@ -18,6 +19,7 @@ struct perf_evsel {

/* parse modifier helper */
int nr_members;
+ bool system_wide;
};

int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads);
diff --git a/tools/perf/tests/switch-tracking.c b/tools/perf/tests/switch-tracking.c
index e5c3f2ee223a..de700aad1fed 100644
--- a/tools/perf/tests/switch-tracking.c
+++ b/tools/perf/tests/switch-tracking.c
@@ -144,7 +144,7 @@ static int process_sample_event(struct evlist *evlist,
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) {
@@ -316,7 +316,7 @@ static int process_events(struct evlist *evlist,
*
* 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)
@@ -396,7 +396,7 @@ int test__switch_tracking(struct test *test __maybe_unused, int subtest __maybe_
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;

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 16d47a420bc2..16866533745c 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -319,7 +319,7 @@ int perf_evlist__add_newtp(struct evlist *evlist,
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);
@@ -410,7 +410,7 @@ int perf_evlist__alloc_pollfd(struct evlist *evlist)
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;
@@ -536,7 +536,7 @@ static void perf_evlist__set_sid_idx(struct evlist *evlist,
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;
@@ -763,7 +763,7 @@ static int evlist__mmap_per_evsel(struct evlist *evlist, int idx,
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);
@@ -793,7 +793,7 @@ static int evlist__mmap_per_evsel(struct evlist *evlist, int idx,
* 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;
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 502bc3d50e0d..566c9413246c 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -1232,7 +1232,7 @@ int perf_evsel__alloc_id(struct evsel *evsel, int ncpus, int nthreads)
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));
@@ -1663,7 +1663,7 @@ static bool ignore_missing_thread(struct evsel *evsel,
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. */
@@ -1772,7 +1772,7 @@ int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus,
threads = empty_thread_map;
}

- if (evsel->system_wide)
+ if (evsel->core.system_wide)
nthreads = 1;
else
nthreads = threads->nr;
@@ -1819,7 +1819,7 @@ int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus,
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);
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 74df298acb31..f757ff449a17 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -146,7 +146,6 @@ struct evsel {
bool disabled;
bool no_aux_samples;
bool immediate;
- bool system_wide;
bool tracking;
bool per_pkg;
bool precise_max;
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 9cf1371c90a3..d7aebe9b005d 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -335,7 +335,7 @@ __add_event(struct list_head *list, int *idx,
(*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)
diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c
index fcd54342c04c..ebdd130557fb 100644
--- a/tools/perf/util/stat.c
+++ b/tools/perf/util/stat.c
@@ -336,7 +336,7 @@ static int process_counter_maps(struct perf_stat_config *config,
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++) {
--
2.21.0