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-rw-r--r--tools/perf/builtin-sched.c100
1 files changed, 57 insertions, 43 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 7cca7c15b40a..80209df6cfe8 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -6,12 +6,12 @@
#include "util/symbol.h"
#include "util/thread.h"
#include "util/header.h"
+#include "util/session.h"
#include "util/parse-options.h"
#include "util/trace-event.h"
#include "util/debug.h"
-#include "util/data_map.h"
#include <sys/prctl.h>
@@ -21,9 +21,6 @@
static char const *input_name = "perf.data";
-static struct perf_header *header;
-static u64 sample_type;
-
static char default_sort_order[] = "avg, max, switch, runtime";
static char *sort_order = default_sort_order;
@@ -731,18 +728,21 @@ struct trace_migrate_task_event {
struct trace_sched_handler {
void (*switch_event)(struct trace_switch_event *,
+ struct perf_session *,
struct event *,
int cpu,
u64 timestamp,
struct thread *thread);
void (*runtime_event)(struct trace_runtime_event *,
+ struct perf_session *,
struct event *,
int cpu,
u64 timestamp,
struct thread *thread);
void (*wakeup_event)(struct trace_wakeup_event *,
+ struct perf_session *,
struct event *,
int cpu,
u64 timestamp,
@@ -755,6 +755,7 @@ struct trace_sched_handler {
struct thread *thread);
void (*migrate_task_event)(struct trace_migrate_task_event *,
+ struct perf_session *session,
struct event *,
int cpu,
u64 timestamp,
@@ -764,6 +765,7 @@ struct trace_sched_handler {
static void
replay_wakeup_event(struct trace_wakeup_event *wakeup_event,
+ struct perf_session *session __used,
struct event *event,
int cpu __used,
u64 timestamp __used,
@@ -790,6 +792,7 @@ static u64 cpu_last_switched[MAX_CPUS];
static void
replay_switch_event(struct trace_switch_event *switch_event,
+ struct perf_session *session __used,
struct event *event,
int cpu,
u64 timestamp,
@@ -1023,6 +1026,7 @@ add_sched_in_event(struct work_atoms *atoms, u64 timestamp)
static void
latency_switch_event(struct trace_switch_event *switch_event,
+ struct perf_session *session,
struct event *event __used,
int cpu,
u64 timestamp,
@@ -1046,8 +1050,8 @@ latency_switch_event(struct trace_switch_event *switch_event,
die("hm, delta: %Ld < 0 ?\n", delta);
- sched_out = threads__findnew(switch_event->prev_pid);
- sched_in = threads__findnew(switch_event->next_pid);
+ sched_out = perf_session__findnew(session, switch_event->prev_pid);
+ sched_in = perf_session__findnew(session, switch_event->next_pid);
out_events = thread_atoms_search(&atom_root, sched_out, &cmp_pid);
if (!out_events) {
@@ -1075,12 +1079,13 @@ latency_switch_event(struct trace_switch_event *switch_event,
static void
latency_runtime_event(struct trace_runtime_event *runtime_event,
+ struct perf_session *session,
struct event *event __used,
int cpu,
u64 timestamp,
struct thread *this_thread __used)
{
- struct thread *thread = threads__findnew(runtime_event->pid);
+ struct thread *thread = perf_session__findnew(session, runtime_event->pid);
struct work_atoms *atoms = thread_atoms_search(&atom_root, thread, &cmp_pid);
BUG_ON(cpu >= MAX_CPUS || cpu < 0);
@@ -1097,6 +1102,7 @@ latency_runtime_event(struct trace_runtime_event *runtime_event,
static void
latency_wakeup_event(struct trace_wakeup_event *wakeup_event,
+ struct perf_session *session,
struct event *__event __used,
int cpu __used,
u64 timestamp,
@@ -1110,7 +1116,7 @@ latency_wakeup_event(struct trace_wakeup_event *wakeup_event,
if (!wakeup_event->success)
return;
- wakee = threads__findnew(wakeup_event->pid);
+ wakee = perf_session__findnew(session, wakeup_event->pid);
atoms = thread_atoms_search(&atom_root, wakee, &cmp_pid);
if (!atoms) {
thread_atoms_insert(wakee);
@@ -1144,6 +1150,7 @@ latency_wakeup_event(struct trace_wakeup_event *wakeup_event,
static void
latency_migrate_task_event(struct trace_migrate_task_event *migrate_task_event,
+ struct perf_session *session,
struct event *__event __used,
int cpu __used,
u64 timestamp,
@@ -1159,7 +1166,7 @@ latency_migrate_task_event(struct trace_migrate_task_event *migrate_task_event,
if (profile_cpu == -1)
return;
- migrant = threads__findnew(migrate_task_event->pid);
+ migrant = perf_session__findnew(session, migrate_task_event->pid);
atoms = thread_atoms_search(&atom_root, migrant, &cmp_pid);
if (!atoms) {
thread_atoms_insert(migrant);
@@ -1354,7 +1361,7 @@ static void sort_lat(void)
static struct trace_sched_handler *trace_handler;
static void
-process_sched_wakeup_event(void *data,
+process_sched_wakeup_event(void *data, struct perf_session *session,
struct event *event,
int cpu __used,
u64 timestamp __used,
@@ -1371,7 +1378,8 @@ process_sched_wakeup_event(void *data,
FILL_FIELD(wakeup_event, cpu, event, data);
if (trace_handler->wakeup_event)
- trace_handler->wakeup_event(&wakeup_event, event, cpu, timestamp, thread);
+ trace_handler->wakeup_event(&wakeup_event, session, event,
+ cpu, timestamp, thread);
}
/*
@@ -1389,6 +1397,7 @@ static char next_shortname2 = '0';
static void
map_switch_event(struct trace_switch_event *switch_event,
+ struct perf_session *session,
struct event *event __used,
int this_cpu,
u64 timestamp,
@@ -1416,8 +1425,8 @@ map_switch_event(struct trace_switch_event *switch_event,
die("hm, delta: %Ld < 0 ?\n", delta);
- sched_out = threads__findnew(switch_event->prev_pid);
- sched_in = threads__findnew(switch_event->next_pid);
+ sched_out = perf_session__findnew(session, switch_event->prev_pid);
+ sched_in = perf_session__findnew(session, switch_event->next_pid);
curr_thread[this_cpu] = sched_in;
@@ -1467,7 +1476,7 @@ map_switch_event(struct trace_switch_event *switch_event,
static void
-process_sched_switch_event(void *data,
+process_sched_switch_event(void *data, struct perf_session *session,
struct event *event,
int this_cpu,
u64 timestamp __used,
@@ -1494,13 +1503,14 @@ process_sched_switch_event(void *data,
nr_context_switch_bugs++;
}
if (trace_handler->switch_event)
- trace_handler->switch_event(&switch_event, event, this_cpu, timestamp, thread);
+ trace_handler->switch_event(&switch_event, session, event,
+ this_cpu, timestamp, thread);
curr_pid[this_cpu] = switch_event.next_pid;
}
static void
-process_sched_runtime_event(void *data,
+process_sched_runtime_event(void *data, struct perf_session *session,
struct event *event,
int cpu __used,
u64 timestamp __used,
@@ -1514,7 +1524,7 @@ process_sched_runtime_event(void *data,
FILL_FIELD(runtime_event, vruntime, event, data);
if (trace_handler->runtime_event)
- trace_handler->runtime_event(&runtime_event, event, cpu, timestamp, thread);
+ trace_handler->runtime_event(&runtime_event, session, event, cpu, timestamp, thread);
}
static void
@@ -1534,7 +1544,8 @@ process_sched_fork_event(void *data,
FILL_FIELD(fork_event, child_pid, event, data);
if (trace_handler->fork_event)
- trace_handler->fork_event(&fork_event, event, cpu, timestamp, thread);
+ trace_handler->fork_event(&fork_event, event,
+ cpu, timestamp, thread);
}
static void
@@ -1548,7 +1559,7 @@ process_sched_exit_event(struct event *event,
}
static void
-process_sched_migrate_task_event(void *data,
+process_sched_migrate_task_event(void *data, struct perf_session *session,
struct event *event,
int cpu __used,
u64 timestamp __used,
@@ -1564,12 +1575,13 @@ process_sched_migrate_task_event(void *data,
FILL_FIELD(migrate_task_event, cpu, event, data);
if (trace_handler->migrate_task_event)
- trace_handler->migrate_task_event(&migrate_task_event, event, cpu, timestamp, thread);
+ trace_handler->migrate_task_event(&migrate_task_event, session,
+ event, cpu, timestamp, thread);
}
static void
-process_raw_event(event_t *raw_event __used, void *data,
- int cpu, u64 timestamp, struct thread *thread)
+process_raw_event(event_t *raw_event __used, struct perf_session *session,
+ void *data, int cpu, u64 timestamp, struct thread *thread)
{
struct event *event;
int type;
@@ -1579,27 +1591,27 @@ process_raw_event(event_t *raw_event __used, void *data,
event = trace_find_event(type);
if (!strcmp(event->name, "sched_switch"))
- process_sched_switch_event(data, event, cpu, timestamp, thread);
+ process_sched_switch_event(data, session, event, cpu, timestamp, thread);
if (!strcmp(event->name, "sched_stat_runtime"))
- process_sched_runtime_event(data, event, cpu, timestamp, thread);
+ process_sched_runtime_event(data, session, event, cpu, timestamp, thread);
if (!strcmp(event->name, "sched_wakeup"))
- process_sched_wakeup_event(data, event, cpu, timestamp, thread);
+ process_sched_wakeup_event(data, session, event, cpu, timestamp, thread);
if (!strcmp(event->name, "sched_wakeup_new"))
- process_sched_wakeup_event(data, event, cpu, timestamp, thread);
+ process_sched_wakeup_event(data, session, event, cpu, timestamp, thread);
if (!strcmp(event->name, "sched_process_fork"))
process_sched_fork_event(data, event, cpu, timestamp, thread);
if (!strcmp(event->name, "sched_process_exit"))
process_sched_exit_event(event, cpu, timestamp, thread);
if (!strcmp(event->name, "sched_migrate_task"))
- process_sched_migrate_task_event(data, event, cpu, timestamp, thread);
+ process_sched_migrate_task_event(data, session, event, cpu, timestamp, thread);
}
-static int process_sample_event(event_t *event)
+static int process_sample_event(event_t *event, struct perf_session *session)
{
struct sample_data data;
struct thread *thread;
- if (!(sample_type & PERF_SAMPLE_RAW))
+ if (!(session->sample_type & PERF_SAMPLE_RAW))
return 0;
memset(&data, 0, sizeof(data));
@@ -1607,7 +1619,7 @@ static int process_sample_event(event_t *event)
data.cpu = -1;
data.period = -1;
- event__parse_sample(event, sample_type, &data);
+ event__parse_sample(event, session->sample_type, &data);
dump_printf("(IP, %d): %d/%d: %p period: %Ld\n",
event->header.misc,
@@ -1615,7 +1627,7 @@ static int process_sample_event(event_t *event)
(void *)(long)data.ip,
(long long)data.period);
- thread = threads__findnew(data.pid);
+ thread = perf_session__findnew(session, data.pid);
if (thread == NULL) {
pr_debug("problem processing %d event, skipping it.\n",
event->header.type);
@@ -1627,12 +1639,13 @@ static int process_sample_event(event_t *event)
if (profile_cpu != -1 && profile_cpu != (int)data.cpu)
return 0;
- process_raw_event(event, data.raw_data, data.cpu, data.time, thread);
+ process_raw_event(event, session, data.raw_data, data.cpu, data.time, thread);
return 0;
}
-static int process_lost_event(event_t *event __used)
+static int process_lost_event(event_t *event __used,
+ struct perf_session *session __used)
{
nr_lost_chunks++;
nr_lost_events += event->lost.lost;
@@ -1640,11 +1653,9 @@ static int process_lost_event(event_t *event __used)
return 0;
}
-static int sample_type_check(u64 type)
+static int sample_type_check(struct perf_session *session __used)
{
- sample_type = type;
-
- if (!(sample_type & PERF_SAMPLE_RAW)) {
+ if (!(session->sample_type & PERF_SAMPLE_RAW)) {
fprintf(stderr,
"No trace sample to read. Did you call perf record "
"without -R?");
@@ -1654,7 +1665,7 @@ static int sample_type_check(u64 type)
return 0;
}
-static struct perf_file_handler file_handler = {
+static struct perf_event_ops event_ops = {
.process_sample_event = process_sample_event,
.process_comm_event = event__process_comm,
.process_lost_event = process_lost_event,
@@ -1663,11 +1674,14 @@ static struct perf_file_handler file_handler = {
static int read_events(void)
{
- register_idle_thread();
- register_perf_file_handler(&file_handler);
+ int err;
+ struct perf_session *session = perf_session__new(input_name, O_RDONLY, 0);
+ if (session == NULL)
+ return -ENOMEM;
- return mmap_dispatch_perf_file(&header, input_name, 0, 0,
- &event__cwdlen, &event__cwd);
+ err = perf_session__process_events(session, &event_ops);
+ perf_session__delete(session);
+ return err;
}
static void print_bad_events(void)
@@ -1897,7 +1911,7 @@ int cmd_sched(int argc, const char **argv, const char *prefix __used)
if (!strcmp(argv[0], "trace"))
return cmd_trace(argc, argv, prefix);
- symbol__init(0);
+ symbol__init();
if (!strncmp(argv[0], "rec", 3)) {
return __cmd_record(argc, argv);
} else if (!strncmp(argv[0], "lat", 3)) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-28 11:31:43 +0000