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-rw-r--r--tools/perf/builtin-sched.c249
1 files changed, 90 insertions, 159 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 79f88fa3f7a3..0df5e7a08c63 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -98,82 +98,40 @@ struct work_atoms {
typedef int (*sort_fn_t)(struct work_atoms *, struct work_atoms *);
struct trace_switch_event {
- u32 size;
-
- u16 common_type;
- u8 common_flags;
- u8 common_preempt_count;
- u32 common_pid;
- u32 common_tgid;
-
- char prev_comm[16];
+ char *prev_comm;
u32 prev_pid;
u32 prev_prio;
u64 prev_state;
- char next_comm[16];
+ char *next_comm;
u32 next_pid;
u32 next_prio;
};
struct trace_runtime_event {
- u32 size;
-
- u16 common_type;
- u8 common_flags;
- u8 common_preempt_count;
- u32 common_pid;
- u32 common_tgid;
-
- char comm[16];
+ char *comm;
u32 pid;
u64 runtime;
u64 vruntime;
};
struct trace_wakeup_event {
- u32 size;
-
- u16 common_type;
- u8 common_flags;
- u8 common_preempt_count;
- u32 common_pid;
- u32 common_tgid;
-
- char comm[16];
+ char *comm;
u32 pid;
-
u32 prio;
u32 success;
u32 cpu;
};
struct trace_fork_event {
- u32 size;
-
- u16 common_type;
- u8 common_flags;
- u8 common_preempt_count;
- u32 common_pid;
- u32 common_tgid;
-
- char parent_comm[16];
+ char *parent_comm;
u32 parent_pid;
- char child_comm[16];
+ char *child_comm;
u32 child_pid;
};
struct trace_migrate_task_event {
- u32 size;
-
- u16 common_type;
- u8 common_flags;
- u8 common_preempt_count;
- u32 common_pid;
- u32 common_tgid;
-
- char comm[16];
+ char *comm;
u32 pid;
-
u32 prio;
u32 cpu;
};
@@ -184,7 +142,7 @@ struct trace_sched_handler {
int (*switch_event)(struct perf_sched *sched,
struct trace_switch_event *event,
struct machine *machine,
- struct event_format *tp_format,
+ struct perf_evsel *evsel,
struct perf_sample *sample);
int (*runtime_event)(struct perf_sched *sched,
@@ -195,12 +153,12 @@ struct trace_sched_handler {
int (*wakeup_event)(struct perf_sched *sched,
struct trace_wakeup_event *event,
struct machine *machine,
- struct event_format *tp_format,
+ struct perf_evsel *evsel,
struct perf_sample *sample);
int (*fork_event)(struct perf_sched *sched,
struct trace_fork_event *event,
- struct event_format *tp_format);
+ struct perf_evsel *evsel);
int (*migrate_task_event)(struct perf_sched *sched,
struct trace_migrate_task_event *event,
@@ -740,40 +698,22 @@ static void test_calibrations(struct perf_sched *sched)
printf("the sleep test took %" PRIu64 " nsecs\n", T1 - T0);
}
-#define FILL_FIELD(ptr, field, event, data) \
- ptr.field = (typeof(ptr.field)) raw_field_value(event, #field, data)
-
-#define FILL_ARRAY(ptr, array, event, data) \
-do { \
- void *__array = raw_field_ptr(event, #array, data); \
- memcpy(ptr.array, __array, sizeof(ptr.array)); \
-} while(0)
-
-#define FILL_COMMON_FIELDS(ptr, event, data) \
-do { \
- FILL_FIELD(ptr, common_type, event, data); \
- FILL_FIELD(ptr, common_flags, event, data); \
- FILL_FIELD(ptr, common_preempt_count, event, data); \
- FILL_FIELD(ptr, common_pid, event, data); \
- FILL_FIELD(ptr, common_tgid, event, data); \
-} while (0)
-
static int
replay_wakeup_event(struct perf_sched *sched,
struct trace_wakeup_event *wakeup_event,
struct machine *machine __maybe_unused,
- struct event_format *event, struct perf_sample *sample)
+ struct perf_evsel *evsel, struct perf_sample *sample)
{
struct task_desc *waker, *wakee;
if (verbose) {
- printf("sched_wakeup event %p\n", event);
+ printf("sched_wakeup event %p\n", evsel);
printf(" ... pid %d woke up %s/%d\n",
- wakeup_event->common_pid, wakeup_event->comm, wakeup_event->pid);
+ sample->tid, wakeup_event->comm, wakeup_event->pid);
}
- waker = register_pid(sched, wakeup_event->common_pid, "<unknown>");
+ waker = register_pid(sched, sample->tid, "<unknown>");
wakee = register_pid(sched, wakeup_event->pid, wakeup_event->comm);
add_sched_event_wakeup(sched, waker, sample->time, wakee);
@@ -784,7 +724,7 @@ static int
replay_switch_event(struct perf_sched *sched,
struct trace_switch_event *switch_event,
struct machine *machine __maybe_unused,
- struct event_format *event,
+ struct perf_evsel *evsel,
struct perf_sample *sample)
{
struct task_desc *prev, __maybe_unused *next;
@@ -793,7 +733,7 @@ replay_switch_event(struct perf_sched *sched,
s64 delta;
if (verbose)
- printf("sched_switch event %p\n", event);
+ printf("sched_switch event %p\n", evsel);
if (cpu >= MAX_CPUS || cpu < 0)
return 0;
@@ -829,10 +769,10 @@ replay_switch_event(struct perf_sched *sched,
static int
replay_fork_event(struct perf_sched *sched, struct trace_fork_event *fork_event,
- struct event_format *event)
+ struct perf_evsel *evsel)
{
if (verbose) {
- printf("sched_fork event %p\n", event);
+ printf("sched_fork event %p\n", evsel);
printf("... parent: %s/%d\n", fork_event->parent_comm, fork_event->parent_pid);
printf("... child: %s/%d\n", fork_event->child_comm, fork_event->child_pid);
}
@@ -931,7 +871,7 @@ static int thread_atoms_insert(struct perf_sched *sched, struct thread *thread)
static int latency_fork_event(struct perf_sched *sched __maybe_unused,
struct trace_fork_event *fork_event __maybe_unused,
- struct event_format *event __maybe_unused)
+ struct perf_evsel *evsel __maybe_unused)
{
/* should insert the newcomer */
return 0;
@@ -1015,7 +955,7 @@ static int
latency_switch_event(struct perf_sched *sched,
struct trace_switch_event *switch_event,
struct machine *machine,
- struct event_format *event __maybe_unused,
+ struct perf_evsel *evsel __maybe_unused,
struct perf_sample *sample)
{
struct work_atoms *out_events, *in_events;
@@ -1106,7 +1046,7 @@ static int
latency_wakeup_event(struct perf_sched *sched,
struct trace_wakeup_event *wakeup_event,
struct machine *machine,
- struct event_format *event __maybe_unused,
+ struct perf_evsel *evsel __maybe_unused,
struct perf_sample *sample)
{
struct work_atoms *atoms;
@@ -1350,34 +1290,32 @@ static void perf_sched__sort_lat(struct perf_sched *sched)
}
static int process_sched_wakeup_event(struct perf_tool *tool,
- struct event_format *event,
+ struct perf_evsel *evsel,
struct perf_sample *sample,
struct machine *machine)
{
struct perf_sched *sched = container_of(tool, struct perf_sched, tool);
- void *data = sample->raw_data;
- struct trace_wakeup_event wakeup_event;
- int err = 0;
-
- FILL_COMMON_FIELDS(wakeup_event, event, data);
- FILL_ARRAY(wakeup_event, comm, event, data);
- FILL_FIELD(wakeup_event, pid, event, data);
- FILL_FIELD(wakeup_event, prio, event, data);
- FILL_FIELD(wakeup_event, success, event, data);
- FILL_FIELD(wakeup_event, cpu, event, data);
+ if (sched->tp_handler->wakeup_event) {
+ struct trace_wakeup_event event = {
+ .comm = perf_evsel__strval(evsel, sample, "comm"),
+ .pid = perf_evsel__intval(evsel, sample, "pid"),
+ .prio = perf_evsel__intval(evsel, sample, "prio"),
+ .success = perf_evsel__intval(evsel, sample, "success"),
+ .cpu = perf_evsel__intval(evsel, sample, "cpu"),
+ };
- if (sched->tp_handler->wakeup_event)
- err = sched->tp_handler->wakeup_event(sched, &wakeup_event, machine, event, sample);
+ return sched->tp_handler->wakeup_event(sched, &event, machine, evsel, sample);
+ }
- return err;
+ return 0;
}
static int
map_switch_event(struct perf_sched *sched,
struct trace_switch_event *switch_event,
struct machine *machine,
- struct event_format *event __maybe_unused,
+ struct perf_evsel *evsel __maybe_unused,
struct perf_sample *sample)
{
struct thread *sched_out __maybe_unused, *sched_in;
@@ -1455,120 +1393,113 @@ map_switch_event(struct perf_sched *sched,
}
static int process_sched_switch_event(struct perf_tool *tool,
- struct event_format *event,
+ struct perf_evsel *evsel,
struct perf_sample *sample,
struct machine *machine)
{
struct perf_sched *sched = container_of(tool, struct perf_sched, tool);
int this_cpu = sample->cpu, err = 0;
- void *data = sample->raw_data;
- struct trace_switch_event switch_event;
-
- FILL_COMMON_FIELDS(switch_event, event, data);
-
- FILL_ARRAY(switch_event, prev_comm, event, data);
- FILL_FIELD(switch_event, prev_pid, event, data);
- FILL_FIELD(switch_event, prev_prio, event, data);
- FILL_FIELD(switch_event, prev_state, event, data);
- FILL_ARRAY(switch_event, next_comm, event, data);
- FILL_FIELD(switch_event, next_pid, event, data);
- FILL_FIELD(switch_event, next_prio, event, data);
+ u32 prev_pid = perf_evsel__intval(evsel, sample, "prev_pid"),
+ next_pid = perf_evsel__intval(evsel, sample, "next_pid");
if (sched->curr_pid[this_cpu] != (u32)-1) {
/*
* Are we trying to switch away a PID that is
* not current?
*/
- if (sched->curr_pid[this_cpu] != switch_event.prev_pid)
+ if (sched->curr_pid[this_cpu] != prev_pid)
sched->nr_context_switch_bugs++;
}
- if (sched->tp_handler->switch_event)
- err = sched->tp_handler->switch_event(sched, &switch_event, machine, event, sample);
- sched->curr_pid[this_cpu] = switch_event.next_pid;
+ if (sched->tp_handler->switch_event) {
+ struct trace_switch_event event = {
+ .prev_comm = perf_evsel__strval(evsel, sample, "prev_comm"),
+ .prev_pid = prev_pid,
+ .prev_prio = perf_evsel__intval(evsel, sample, "prev_prio"),
+ .prev_state = perf_evsel__intval(evsel, sample, "prev_state"),
+ .next_comm = perf_evsel__strval(evsel, sample, "next_comm"),
+ .next_pid = next_pid,
+ .next_prio = perf_evsel__intval(evsel, sample, "next_prio"),
+ };
+
+ err = sched->tp_handler->switch_event(sched, &event, machine, evsel, sample);
+ }
+
+ sched->curr_pid[this_cpu] = next_pid;
return err;
}
static int process_sched_runtime_event(struct perf_tool *tool,
- struct event_format *event,
+ struct perf_evsel *evsel,
struct perf_sample *sample,
struct machine *machine)
{
struct perf_sched *sched = container_of(tool, struct perf_sched, tool);
- void *data = sample->raw_data;
- struct trace_runtime_event runtime_event;
- int err = 0;
- FILL_ARRAY(runtime_event, comm, event, data);
- FILL_FIELD(runtime_event, pid, event, data);
- FILL_FIELD(runtime_event, runtime, event, data);
- FILL_FIELD(runtime_event, vruntime, event, data);
-
- if (sched->tp_handler->runtime_event)
- err = sched->tp_handler->runtime_event(sched, &runtime_event, machine, sample);
+ if (sched->tp_handler->runtime_event) {
+ struct trace_runtime_event event = {
+ .comm = perf_evsel__strval(evsel, sample, "comm"),
+ .pid = perf_evsel__intval(evsel, sample, "pid"),
+ .runtime = perf_evsel__intval(evsel, sample, "runtime"),
+ .vruntime = perf_evsel__intval(evsel, sample, "vruntime"),
+ };
+ return sched->tp_handler->runtime_event(sched, &event, machine, sample);
+ }
- return err;
+ return 0;
}
static int process_sched_fork_event(struct perf_tool *tool,
- struct event_format *event,
+ struct perf_evsel *evsel,
struct perf_sample *sample,
struct machine *machine __maybe_unused)
{
struct perf_sched *sched = container_of(tool, struct perf_sched, tool);
- void *data = sample->raw_data;
- struct trace_fork_event fork_event;
- int err = 0;
-
- FILL_COMMON_FIELDS(fork_event, event, data);
- FILL_ARRAY(fork_event, parent_comm, event, data);
- FILL_FIELD(fork_event, parent_pid, event, data);
- FILL_ARRAY(fork_event, child_comm, event, data);
- FILL_FIELD(fork_event, child_pid, event, data);
-
- if (sched->tp_handler->fork_event)
- err = sched->tp_handler->fork_event(sched, &fork_event, event);
+ if (sched->tp_handler->fork_event) {
+ struct trace_fork_event event = {
+ .parent_comm = perf_evsel__strval(evsel, sample, "parent_comm"),
+ .child_comm = perf_evsel__strval(evsel, sample, "child_comm"),
+ .parent_pid = perf_evsel__intval(evsel, sample, "parent_pid"),
+ .child_pid = perf_evsel__intval(evsel, sample, "child_pid"),
+ };
+ return sched->tp_handler->fork_event(sched, &event, evsel);
+ }
- return err;
+ return 0;
}
static int process_sched_exit_event(struct perf_tool *tool __maybe_unused,
- struct event_format *event,
+ struct perf_evsel *evsel,
struct perf_sample *sample __maybe_unused,
struct machine *machine __maybe_unused)
{
- if (verbose)
- printf("sched_exit event %p\n", event);
-
+ pr_debug("sched_exit event %p\n", evsel);
return 0;
}
static int process_sched_migrate_task_event(struct perf_tool *tool,
- struct event_format *event,
+ struct perf_evsel *evsel,
struct perf_sample *sample,
struct machine *machine)
{
struct perf_sched *sched = container_of(tool, struct perf_sched, tool);
- void *data = sample->raw_data;
- struct trace_migrate_task_event migrate_task_event;
- int err = 0;
- FILL_COMMON_FIELDS(migrate_task_event, event, data);
-
- FILL_ARRAY(migrate_task_event, comm, event, data);
- FILL_FIELD(migrate_task_event, pid, event, data);
- FILL_FIELD(migrate_task_event, prio, event, data);
- FILL_FIELD(migrate_task_event, cpu, event, data);
-
- if (sched->tp_handler->migrate_task_event)
- err = sched->tp_handler->migrate_task_event(sched, &migrate_task_event, machine, sample);
+ if (sched->tp_handler->migrate_task_event) {
+ struct trace_migrate_task_event event = {
+ .comm = perf_evsel__strval(evsel, sample, "comm"),
+ .pid = perf_evsel__intval(evsel, sample, "pid"),
+ .prio = perf_evsel__intval(evsel, sample, "prio"),
+ .cpu = perf_evsel__intval(evsel, sample, "cpu"),
+ };
+ return sched->tp_handler->migrate_task_event(sched, &event, machine, sample);
+ }
- return err;
+ return 0;
}
typedef int (*tracepoint_handler)(struct perf_tool *tool,
- struct event_format *tp_format,
+ struct perf_evsel *evsel,
struct perf_sample *sample,
struct machine *machine);
@@ -1592,7 +1523,7 @@ static int perf_sched__process_tracepoint_sample(struct perf_tool *tool __maybe_
if (evsel->handler.func != NULL) {
tracepoint_handler f = evsel->handler.func;
- err = f(tool, evsel->tp_format, sample, machine);
+ err = f(tool, evsel, sample, machine);
}
return err;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-24 03:59:20 +0100