[PATCH 085/107] libperf: Move fd array from perf's evsel to lobperf's perf_evsel class

Arnaldo Carvalho de Melo
2019-07-30T03:01:13Z

Move the fd array from perf's evsel to libperf's perf_evsel class.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-59-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/lib/include/internal/evsel.h | 1 +
tools/perf/util/bpf-loader.c | 2 +-
tools/perf/util/evlist.c | 10 ++++-----
tools/perf/util/evsel.c | 30 ++++++++++++-------------
tools/perf/util/evsel.h | 1 -
5 files changed, 22 insertions(+), 22 deletions(-)

diff --git a/tools/perf/lib/include/internal/evsel.h b/tools/perf/lib/include/internal/evsel.h
index 8340fd883a3d..df4078194e9a 100644
--- a/tools/perf/lib/include/internal/evsel.h
+++ b/tools/perf/lib/include/internal/evsel.h
@@ -14,6 +14,7 @@ struct perf_evsel {
struct perf_cpu_map *cpus;
struct perf_cpu_map *own_cpus;
struct perf_thread_map *threads;
+ struct xyarray *fd;
};

#endif /* __LIBPERF_INTERNAL_EVSEL_H */
diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c
index 4df8bdea14ac..9c219d413e57 100644
--- a/tools/perf/util/bpf-loader.c
+++ b/tools/perf/util/bpf-loader.c
@@ -1403,7 +1403,7 @@ static int
apply_config_evsel_for_key(const char *name, int map_fd, void *pkey,
struct evsel *evsel)
{
- struct xyarray *xy = evsel->fd;
+ struct xyarray *xy = evsel->core.fd;
struct perf_event_attr *attr;
unsigned int key, events;
bool check_pass = false;
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 4433b656cfb7..e4b1a9914ea4 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -40,7 +40,7 @@
int sigqueue(pid_t pid, int sig, const union sigval value);
#endif

-#define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y))
+#define FD(e, x, y) (*(int *)xyarray__entry(e->core.fd, x, y))
#define SID(e, x, y) xyarray__entry(e->sample_id, x, y)

void evlist__init(struct evlist *evlist, struct perf_cpu_map *cpus,
@@ -321,7 +321,7 @@ void evlist__disable(struct evlist *evlist)
struct evsel *pos;

evlist__for_each_entry(evlist, pos) {
- if (pos->disabled || !perf_evsel__is_group_leader(pos) || !pos->fd)
+ if (pos->disabled || !perf_evsel__is_group_leader(pos) || !pos->core.fd)
continue;
evsel__disable(pos);
}
@@ -334,7 +334,7 @@ void evlist__enable(struct evlist *evlist)
struct evsel *pos;

evlist__for_each_entry(evlist, pos) {
- if (!perf_evsel__is_group_leader(pos) || !pos->fd)
+ if (!perf_evsel__is_group_leader(pos) || !pos->core.fd)
continue;
evsel__enable(pos);
}
@@ -353,7 +353,7 @@ static int perf_evlist__enable_event_cpu(struct evlist *evlist,
int thread;
int nr_threads = perf_evlist__nr_threads(evlist, evsel);

- if (!evsel->fd)
+ if (!evsel->core.fd)
return -EINVAL;

for (thread = 0; thread < nr_threads; thread++) {
@@ -371,7 +371,7 @@ static int perf_evlist__enable_event_thread(struct evlist *evlist,
int cpu;
int nr_cpus = cpu_map__nr(evlist->core.cpus);

- if (!evsel->fd)
+ if (!evsel->core.fd)
return -EINVAL;

for (cpu = 0; cpu < nr_cpus; cpu++) {
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index f7758ce0dd5c..8d087d0e55f1 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -90,7 +90,7 @@ int perf_evsel__object_config(size_t object_size,
return 0;
}

-#define FD(e, x, y) (*(int *)xyarray__entry(e->fd, x, y))
+#define FD(e, x, y) (*(int *)xyarray__entry(e->core.fd, x, y))

int __perf_evsel__sample_size(u64 sample_type)
{
@@ -1155,9 +1155,9 @@ void perf_evsel__config(struct evsel *evsel, struct record_opts *opts,

static int perf_evsel__alloc_fd(struct evsel *evsel, int ncpus, int nthreads)
{
- evsel->fd = xyarray__new(ncpus, nthreads, sizeof(int));
+ evsel->core.fd = xyarray__new(ncpus, nthreads, sizeof(int));

- if (evsel->fd) {
+ if (evsel->core.fd) {
int cpu, thread;
for (cpu = 0; cpu < ncpus; cpu++) {
for (thread = 0; thread < nthreads; thread++) {
@@ -1166,7 +1166,7 @@ static int perf_evsel__alloc_fd(struct evsel *evsel, int ncpus, int nthreads)
}
}

- return evsel->fd != NULL ? 0 : -ENOMEM;
+ return evsel->core.fd != NULL ? 0 : -ENOMEM;
}

static int perf_evsel__run_ioctl(struct evsel *evsel,
@@ -1174,8 +1174,8 @@ static int perf_evsel__run_ioctl(struct evsel *evsel,
{
int cpu, thread;

- for (cpu = 0; cpu < xyarray__max_x(evsel->fd); cpu++) {
- for (thread = 0; thread < xyarray__max_y(evsel->fd); thread++) {
+ for (cpu = 0; cpu < xyarray__max_x(evsel->core.fd); cpu++) {
+ for (thread = 0; thread < xyarray__max_y(evsel->core.fd); thread++) {
int fd = FD(evsel, cpu, thread),
err = ioctl(fd, ioc, arg);

@@ -1283,8 +1283,8 @@ int perf_evsel__alloc_id(struct evsel *evsel, int ncpus, int nthreads)

static void perf_evsel__free_fd(struct evsel *evsel)
{
- xyarray__delete(evsel->fd);
- evsel->fd = NULL;
+ xyarray__delete(evsel->core.fd);
+ evsel->core.fd = NULL;
}

static void perf_evsel__free_id(struct evsel *evsel)
@@ -1309,8 +1309,8 @@ void perf_evsel__close_fd(struct evsel *evsel)
{
int cpu, thread;

- for (cpu = 0; cpu < xyarray__max_x(evsel->fd); cpu++)
- for (thread = 0; thread < xyarray__max_y(evsel->fd); ++thread) {
+ for (cpu = 0; cpu < xyarray__max_x(evsel->core.fd); cpu++)
+ for (thread = 0; thread < xyarray__max_y(evsel->core.fd); ++thread) {
close(FD(evsel, cpu, thread));
FD(evsel, cpu, thread) = -1;
}
@@ -1555,7 +1555,7 @@ static int get_group_fd(struct evsel *evsel, int cpu, int thread)
* Leader must be already processed/open,
* if not it's a bug.
*/
- BUG_ON(!leader->fd);
+ BUG_ON(!leader->core.fd);

fd = FD(leader, cpu, thread);
BUG_ON(fd == -1);
@@ -1865,7 +1865,7 @@ int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus,
else
nthreads = threads->nr;

- if (evsel->fd == NULL &&
+ if (evsel->core.fd == NULL &&
perf_evsel__alloc_fd(evsel, cpus->nr, nthreads) < 0)
return -ENOMEM;

@@ -2075,7 +2075,7 @@ int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus,

void perf_evsel__close(struct evsel *evsel)
{
- if (evsel->fd == NULL)
+ if (evsel->core.fd == NULL)
return;

perf_evsel__close_fd(evsel);
@@ -3048,8 +3048,8 @@ static int store_evsel_ids(struct evsel *evsel, struct evlist *evlist)
{
int cpu, thread;

- for (cpu = 0; cpu < xyarray__max_x(evsel->fd); cpu++) {
- for (thread = 0; thread < xyarray__max_y(evsel->fd);
+ for (cpu = 0; cpu < xyarray__max_x(evsel->core.fd); cpu++) {
+ for (thread = 0; thread < xyarray__max_y(evsel->core.fd);
thread++) {
int fd = FD(evsel, cpu, thread);

diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 1f9f66fe43f4..6056ce64bfdf 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -104,7 +104,6 @@ struct evsel {
struct perf_evsel core;
struct evlist *evlist;
char *filter;
- struct xyarray *fd;
struct xyarray *sample_id;
u64 *id;
struct perf_counts *counts;
--
2.21.0