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-rw-r--r--tools/perf/builtin-sched.c200
1 files changed, 101 insertions, 99 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 5177964943e7..fb8b5f83b4a0 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -2,11 +2,14 @@
#include "perf.h"
#include "util/util.h"
+#include "util/evlist.h"
#include "util/cache.h"
+#include "util/evsel.h"
#include "util/symbol.h"
#include "util/thread.h"
#include "util/header.h"
#include "util/session.h"
+#include "util/tool.h"
#include "util/parse-options.h"
#include "util/trace-event.h"
@@ -19,7 +22,7 @@
#include <pthread.h>
#include <math.h>
-static char const *input_name = "perf.data";
+static const char *input_name;
static char default_sort_order[] = "avg, max, switch, runtime";
static const char *sort_order = default_sort_order;
@@ -723,21 +726,21 @@ struct trace_migrate_task_event {
struct trace_sched_handler {
void (*switch_event)(struct trace_switch_event *,
- struct perf_session *,
+ struct machine *,
struct event *,
int cpu,
u64 timestamp,
struct thread *thread);
void (*runtime_event)(struct trace_runtime_event *,
- struct perf_session *,
+ struct machine *,
struct event *,
int cpu,
u64 timestamp,
struct thread *thread);
void (*wakeup_event)(struct trace_wakeup_event *,
- struct perf_session *,
+ struct machine *,
struct event *,
int cpu,
u64 timestamp,
@@ -750,7 +753,7 @@ struct trace_sched_handler {
struct thread *thread);
void (*migrate_task_event)(struct trace_migrate_task_event *,
- struct perf_session *session,
+ struct machine *machine,
struct event *,
int cpu,
u64 timestamp,
@@ -760,7 +763,7 @@ struct trace_sched_handler {
static void
replay_wakeup_event(struct trace_wakeup_event *wakeup_event,
- struct perf_session *session __used,
+ struct machine *machine __used,
struct event *event,
int cpu __used,
u64 timestamp __used,
@@ -787,7 +790,7 @@ static u64 cpu_last_switched[MAX_CPUS];
static void
replay_switch_event(struct trace_switch_event *switch_event,
- struct perf_session *session __used,
+ struct machine *machine __used,
struct event *event,
int cpu,
u64 timestamp,
@@ -1021,7 +1024,7 @@ 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 machine *machine,
struct event *event __used,
int cpu,
u64 timestamp,
@@ -1045,8 +1048,8 @@ latency_switch_event(struct trace_switch_event *switch_event,
die("hm, delta: %" PRIu64 " < 0 ?\n", delta);
- sched_out = perf_session__findnew(session, switch_event->prev_pid);
- sched_in = perf_session__findnew(session, switch_event->next_pid);
+ sched_out = machine__findnew_thread(machine, switch_event->prev_pid);
+ sched_in = machine__findnew_thread(machine, switch_event->next_pid);
out_events = thread_atoms_search(&atom_root, sched_out, &cmp_pid);
if (!out_events) {
@@ -1074,13 +1077,13 @@ 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 machine *machine,
struct event *event __used,
int cpu,
u64 timestamp,
struct thread *this_thread __used)
{
- struct thread *thread = perf_session__findnew(session, runtime_event->pid);
+ struct thread *thread = machine__findnew_thread(machine, runtime_event->pid);
struct work_atoms *atoms = thread_atoms_search(&atom_root, thread, &cmp_pid);
BUG_ON(cpu >= MAX_CPUS || cpu < 0);
@@ -1097,7 +1100,7 @@ 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 machine *machine,
struct event *__event __used,
int cpu __used,
u64 timestamp,
@@ -1111,7 +1114,7 @@ latency_wakeup_event(struct trace_wakeup_event *wakeup_event,
if (!wakeup_event->success)
return;
- wakee = perf_session__findnew(session, wakeup_event->pid);
+ wakee = machine__findnew_thread(machine, wakeup_event->pid);
atoms = thread_atoms_search(&atom_root, wakee, &cmp_pid);
if (!atoms) {
thread_atoms_insert(wakee);
@@ -1145,7 +1148,7 @@ 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 machine *machine,
struct event *__event __used,
int cpu __used,
u64 timestamp,
@@ -1161,7 +1164,7 @@ latency_migrate_task_event(struct trace_migrate_task_event *migrate_task_event,
if (profile_cpu == -1)
return;
- migrant = perf_session__findnew(session, migrate_task_event->pid);
+ migrant = machine__findnew_thread(machine, migrate_task_event->pid);
atoms = thread_atoms_search(&atom_root, migrant, &cmp_pid);
if (!atoms) {
thread_atoms_insert(migrant);
@@ -1356,12 +1359,13 @@ static void sort_lat(void)
static struct trace_sched_handler *trace_handler;
static void
-process_sched_wakeup_event(void *data, struct perf_session *session,
+process_sched_wakeup_event(struct perf_tool *tool __used,
struct event *event,
- int cpu __used,
- u64 timestamp __used,
- struct thread *thread __used)
+ struct perf_sample *sample,
+ struct machine *machine,
+ struct thread *thread)
{
+ void *data = sample->raw_data;
struct trace_wakeup_event wakeup_event;
FILL_COMMON_FIELDS(wakeup_event, event, data);
@@ -1373,8 +1377,8 @@ process_sched_wakeup_event(void *data, struct perf_session *session,
FILL_FIELD(wakeup_event, cpu, event, data);
if (trace_handler->wakeup_event)
- trace_handler->wakeup_event(&wakeup_event, session, event,
- cpu, timestamp, thread);
+ trace_handler->wakeup_event(&wakeup_event, machine, event,
+ sample->cpu, sample->time, thread);
}
/*
@@ -1392,7 +1396,7 @@ static char next_shortname2 = '0';
static void
map_switch_event(struct trace_switch_event *switch_event,
- struct perf_session *session,
+ struct machine *machine,
struct event *event __used,
int this_cpu,
u64 timestamp,
@@ -1420,8 +1424,8 @@ map_switch_event(struct trace_switch_event *switch_event,
die("hm, delta: %" PRIu64 " < 0 ?\n", delta);
- sched_out = perf_session__findnew(session, switch_event->prev_pid);
- sched_in = perf_session__findnew(session, switch_event->next_pid);
+ sched_out = machine__findnew_thread(machine, switch_event->prev_pid);
+ sched_in = machine__findnew_thread(machine, switch_event->next_pid);
curr_thread[this_cpu] = sched_in;
@@ -1469,14 +1473,15 @@ map_switch_event(struct trace_switch_event *switch_event,
}
}
-
static void
-process_sched_switch_event(void *data, struct perf_session *session,
+process_sched_switch_event(struct perf_tool *tool __used,
struct event *event,
- int this_cpu,
- u64 timestamp __used,
- struct thread *thread __used)
+ struct perf_sample *sample,
+ struct machine *machine,
+ struct thread *thread)
{
+ int this_cpu = sample->cpu;
+ void *data = sample->raw_data;
struct trace_switch_event switch_event;
FILL_COMMON_FIELDS(switch_event, event, data);
@@ -1498,19 +1503,20 @@ process_sched_switch_event(void *data, struct perf_session *session,
nr_context_switch_bugs++;
}
if (trace_handler->switch_event)
- trace_handler->switch_event(&switch_event, session, event,
- this_cpu, timestamp, thread);
+ trace_handler->switch_event(&switch_event, machine, event,
+ this_cpu, sample->time, thread);
curr_pid[this_cpu] = switch_event.next_pid;
}
static void
-process_sched_runtime_event(void *data, struct perf_session *session,
- struct event *event,
- int cpu __used,
- u64 timestamp __used,
- struct thread *thread __used)
+process_sched_runtime_event(struct perf_tool *tool __used,
+ struct event *event,
+ struct perf_sample *sample,
+ struct machine *machine,
+ struct thread *thread)
{
+ void *data = sample->raw_data;
struct trace_runtime_event runtime_event;
FILL_ARRAY(runtime_event, comm, event, data);
@@ -1519,16 +1525,18 @@ process_sched_runtime_event(void *data, struct perf_session *session,
FILL_FIELD(runtime_event, vruntime, event, data);
if (trace_handler->runtime_event)
- trace_handler->runtime_event(&runtime_event, session, event, cpu, timestamp, thread);
+ trace_handler->runtime_event(&runtime_event, machine, event,
+ sample->cpu, sample->time, thread);
}
static void
-process_sched_fork_event(void *data,
+process_sched_fork_event(struct perf_tool *tool __used,
struct event *event,
- int cpu __used,
- u64 timestamp __used,
- struct thread *thread __used)
+ struct perf_sample *sample,
+ struct machine *machine __used,
+ struct thread *thread)
{
+ void *data = sample->raw_data;
struct trace_fork_event fork_event;
FILL_COMMON_FIELDS(fork_event, event, data);
@@ -1540,13 +1548,14 @@ process_sched_fork_event(void *data,
if (trace_handler->fork_event)
trace_handler->fork_event(&fork_event, event,
- cpu, timestamp, thread);
+ sample->cpu, sample->time, thread);
}
static void
-process_sched_exit_event(struct event *event,
- int cpu __used,
- u64 timestamp __used,
+process_sched_exit_event(struct perf_tool *tool __used,
+ struct event *event,
+ struct perf_sample *sample __used,
+ struct machine *machine __used,
struct thread *thread __used)
{
if (verbose)
@@ -1554,12 +1563,13 @@ process_sched_exit_event(struct event *event,
}
static void
-process_sched_migrate_task_event(void *data, struct perf_session *session,
- struct event *event,
- int cpu __used,
- u64 timestamp __used,
- struct thread *thread __used)
+process_sched_migrate_task_event(struct perf_tool *tool __used,
+ struct event *event,
+ struct perf_sample *sample,
+ struct machine *machine,
+ struct thread *thread)
{
+ void *data = sample->raw_data;
struct trace_migrate_task_event migrate_task_event;
FILL_COMMON_FIELDS(migrate_task_event, event, data);
@@ -1570,67 +1580,47 @@ process_sched_migrate_task_event(void *data, struct perf_session *session,
FILL_FIELD(migrate_task_event, cpu, event, data);
if (trace_handler->migrate_task_event)
- trace_handler->migrate_task_event(&migrate_task_event, session,
- event, cpu, timestamp, thread);
+ trace_handler->migrate_task_event(&migrate_task_event, machine,
+ event, sample->cpu,
+ sample->time, thread);
}
-static void process_raw_event(union perf_event *raw_event __used,
- struct perf_session *session, void *data, int cpu,
- u64 timestamp, struct thread *thread)
-{
- struct event *event;
- int type;
-
-
- type = trace_parse_common_type(data);
- event = trace_find_event(type);
-
- if (!strcmp(event->name, "sched_switch"))
- process_sched_switch_event(data, session, event, cpu, timestamp, thread);
- if (!strcmp(event->name, "sched_stat_runtime"))
- process_sched_runtime_event(data, session, event, cpu, timestamp, thread);
- if (!strcmp(event->name, "sched_wakeup"))
- process_sched_wakeup_event(data, session, event, cpu, timestamp, thread);
- if (!strcmp(event->name, "sched_wakeup_new"))
- 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, session, event, cpu, timestamp, thread);
-}
+typedef void (*tracepoint_handler)(struct perf_tool *tool, struct event *event,
+ struct perf_sample *sample,
+ struct machine *machine,
+ struct thread *thread);
-static int process_sample_event(union perf_event *event,
- struct perf_sample *sample,
- struct perf_evsel *evsel __used,
- struct perf_session *session)
+static int perf_sched__process_tracepoint_sample(struct perf_tool *tool,
+ union perf_event *event __used,
+ struct perf_sample *sample,
+ struct perf_evsel *evsel,
+ struct machine *machine)
{
- struct thread *thread;
-
- if (!(session->sample_type & PERF_SAMPLE_RAW))
- return 0;
+ struct thread *thread = machine__findnew_thread(machine, sample->pid);
- thread = perf_session__findnew(session, sample->pid);
if (thread == NULL) {
- pr_debug("problem processing %d event, skipping it.\n",
- event->header.type);
+ pr_debug("problem processing %s event, skipping it.\n",
+ evsel->name);
return -1;
}
- dump_printf(" ... thread: %s:%d\n", thread->comm, thread->pid);
+ evsel->hists.stats.total_period += sample->period;
+ hists__inc_nr_events(&evsel->hists, PERF_RECORD_SAMPLE);
- if (profile_cpu != -1 && profile_cpu != (int)sample->cpu)
- return 0;
+ if (evsel->handler.func != NULL) {
+ tracepoint_handler f = evsel->handler.func;
- process_raw_event(event, session, sample->raw_data, sample->cpu,
- sample->time, thread);
+ if (evsel->handler.data == NULL)
+ evsel->handler.data = trace_find_event(evsel->attr.config);
+
+ f(tool, evsel->handler.data, sample, machine, thread);
+ }
return 0;
}
-static struct perf_event_ops event_ops = {
- .sample = process_sample_event,
+static struct perf_tool perf_sched = {
+ .sample = perf_sched__process_tracepoint_sample,
.comm = perf_event__process_comm,
.lost = perf_event__process_lost,
.fork = perf_event__process_task,
@@ -1640,13 +1630,25 @@ static struct perf_event_ops event_ops = {
static void read_events(bool destroy, struct perf_session **psession)
{
int err = -EINVAL;
+ const struct perf_evsel_str_handler handlers[] = {
+ { "sched:sched_switch", process_sched_switch_event, },
+ { "sched:sched_stat_runtime", process_sched_runtime_event, },
+ { "sched:sched_wakeup", process_sched_wakeup_event, },
+ { "sched:sched_wakeup_new", process_sched_wakeup_event, },
+ { "sched:sched_process_fork", process_sched_fork_event, },
+ { "sched:sched_process_exit", process_sched_exit_event, },
+ { "sched:sched_migrate_task", process_sched_migrate_task_event, },
+ };
struct perf_session *session = perf_session__new(input_name, O_RDONLY,
- 0, false, &event_ops);
+ 0, false, &perf_sched);
if (session == NULL)
die("No Memory");
+ err = perf_evlist__set_tracepoints_handlers_array(session->evlist, handlers);
+ assert(err == 0);
+
if (perf_session__has_traces(session, "record -R")) {
- err = perf_session__process_events(session, &event_ops);
+ err = perf_session__process_events(session, &perf_sched);
if (err)
die("Failed to process events, error %d", err);