#include "util/cpumap.h"
#include "util/thread_map.h"
#include "util/counts.h"
-#include "util/group.h"
+#include "util/topdown.h"
#include "util/session.h"
#include "util/tool.h"
#include "util/string2.h"
NULL,
};
+static const char *topdown_metric_attrs[] = {
+ "slots",
+ "topdown-retiring",
+ "topdown-bad-spec",
+ "topdown-fe-bound",
+ "topdown-be-bound",
+ NULL,
+};
+
static const char *smi_cost_attrs = {
"{"
"msr/aperf/,"
{
int i;
- perf_evlist__reset_stats(evsel_list);
+ evlist__reset_stats(evsel_list);
perf_stat__reset_shadow_stats();
for (i = 0; i < stat_config.stats_num; i++)
static volatile int workload_exec_errno;
/*
- * perf_evlist__prepare_workload will send a SIGUSR1
+ * evlist__prepare_workload will send a SIGUSR1
* if the fork fails, since we asked by setting its
* want_signal to true.
*/
process_interval();
pr_info(EVLIST_DISABLED_MSG);
break;
+ case EVLIST_CTL_CMD_SNAPSHOT:
case EVLIST_CTL_CMD_ACK:
case EVLIST_CTL_CMD_UNSUPPORTED:
default:
bool second_pass = false;
if (forks) {
- if (perf_evlist__prepare_workload(evsel_list, &target, argv, is_pipe,
- workload_exec_failed_signal) < 0) {
+ if (evlist__prepare_workload(evsel_list, &target, argv, is_pipe, workload_exec_failed_signal) < 0) {
perror("failed to prepare workload");
return -1;
}
}
if (group)
- perf_evlist__set_leader(evsel_list);
+ evlist__set_leader(evsel_list);
if (affinity__setup(&affinity) < 0)
return -1;
if ((errno == EINVAL || errno == EBADF) &&
counter->leader != counter &&
counter->weak_group) {
- perf_evlist__reset_weak_group(evsel_list, counter, false);
+ evlist__reset_weak_group(evsel_list, counter, false);
assert(counter->reset_group);
second_pass = true;
continue;
return -1;
}
- if (perf_evlist__apply_filters(evsel_list, &counter)) {
+ if (evlist__apply_filters(evsel_list, &counter)) {
pr_err("failed to set filter \"%s\" on event %s with %d (%s)\n",
counter->filter, evsel__name(counter), errno,
str_error_r(errno, msg, sizeof(msg)));
clock_gettime(CLOCK_MONOTONIC, &ref_time);
if (forks) {
- perf_evlist__start_workload(evsel_list);
+ evlist__start_workload(evsel_list);
enable_counters();
if (interval || timeout || evlist__ctlfd_initialized(evsel_list))
update_stats(&walltime_nsecs_stats, t1 - t0);
if (stat_config.aggr_mode == AGGR_GLOBAL)
- perf_evlist__save_aggr_prev_raw_counts(evsel_list);
+ evlist__save_aggr_prev_raw_counts(evsel_list);
- perf_evlist__copy_prev_raw_counts(evsel_list);
- perf_evlist__reset_prev_raw_counts(evsel_list);
+ evlist__copy_prev_raw_counts(evsel_list);
+ evlist__reset_prev_raw_counts(evsel_list);
runtime_stat_reset(&stat_config);
perf_stat__reset_shadow_per_stat(&rt_stat);
} else
/* Do not print anything if we record to the pipe. */
if (STAT_RECORD && perf_stat.data.is_pipe)
return;
+ if (stat_config.quiet)
+ return;
- perf_evlist__print_counters(evsel_list, &stat_config, &target,
- ts, argc, argv);
+ evlist__print_counters(evsel_list, &stat_config, &target, ts, argc, argv);
}
static volatile int signr = -1;
const char *str,
int unset __maybe_unused)
{
- char *comma = NULL, *endptr = NULL;
- struct perf_stat_config *config = (struct perf_stat_config *)opt->value;
-
- if (strncmp(str, "fd:", 3))
- return -EINVAL;
-
- config->ctl_fd = strtoul(&str[3], &endptr, 0);
- if (endptr == &str[3])
- return -EINVAL;
+ struct perf_stat_config *config = opt->value;
- comma = strchr(str, ',');
- if (comma) {
- if (endptr != comma)
- return -EINVAL;
+ return evlist__parse_control(str, &config->ctl_fd, &config->ctl_fd_ack, &config->ctl_fd_close);
+}
- config->ctl_fd_ack = strtoul(comma + 1, &endptr, 0);
- if (endptr == comma + 1 || *endptr != '\0')
- return -EINVAL;
+static int parse_stat_cgroups(const struct option *opt,
+ const char *str, int unset)
+{
+ if (stat_config.cgroup_list) {
+ pr_err("--cgroup and --for-each-cgroup cannot be used together\n");
+ return -1;
}
- return 0;
+ return parse_cgroups(opt, str, unset);
}
static struct option stat_options[] = {
OPT_STRING('x', "field-separator", &stat_config.csv_sep, "separator",
"print counts with custom separator"),
OPT_CALLBACK('G', "cgroup", &evsel_list, "name",
- "monitor event in cgroup name only", parse_cgroups),
+ "monitor event in cgroup name only", parse_stat_cgroups),
+ OPT_STRING(0, "for-each-cgroup", &stat_config.cgroup_list, "name",
+ "expand events for each cgroup"),
OPT_STRING('o', "output", &output_name, "file", "output file name"),
OPT_BOOLEAN(0, "append", &append_file, "append to the output file"),
OPT_INTEGER(0, "log-fd", &output_fd,
"threads of same physical core"),
OPT_BOOLEAN(0, "summary", &stat_config.summary,
"print summary for interval mode"),
+ OPT_BOOLEAN(0, "quiet", &stat_config.quiet,
+ "don't print output (useful with record)"),
#ifdef HAVE_LIBPFM
OPT_CALLBACK(0, "pfm-events", &evsel_list, "event",
"libpfm4 event selector. use 'perf list' to list available events",
parse_libpfm_events_option),
#endif
- OPT_CALLBACK(0, "control", &stat_config, "fd:ctl-fd[,ack-fd]",
+ OPT_CALLBACK(0, "control", &stat_config, "fd:ctl-fd[,ack-fd] or fifo:ctl-fifo[,ack-fifo]",
"Listen on ctl-fd descriptor for command to control measurement ('enable': enable events, 'disable': disable events).\n"
- "\t\t\t Optionally send control command completion ('ack\\n') to ack-fd descriptor.",
+ "\t\t\t Optionally send control command completion ('ack\\n') to ack-fd descriptor.\n"
+ "\t\t\t Alternatively, ctl-fifo / ack-fifo will be opened and used as ctl-fd / ack-fd.",
parse_control_option),
OPT_END()
};
-static int perf_stat__get_socket(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_socket(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int cpu)
{
return cpu_map__get_socket(map, cpu, NULL);
}
-static int perf_stat__get_die(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_die(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int cpu)
{
return cpu_map__get_die(map, cpu, NULL);
}
-static int perf_stat__get_core(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_core(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int cpu)
{
return cpu_map__get_core(map, cpu, NULL);
}
-static int perf_stat__get_node(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_node(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int cpu)
{
return cpu_map__get_node(map, cpu, NULL);
}
-static int perf_stat__get_aggr(struct perf_stat_config *config,
+static struct aggr_cpu_id perf_stat__get_aggr(struct perf_stat_config *config,
aggr_get_id_t get_id, struct perf_cpu_map *map, int idx)
{
int cpu;
+ struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
if (idx >= map->nr)
- return -1;
+ return id;
cpu = map->map[idx];
- if (config->cpus_aggr_map->map[cpu] == -1)
+ if (cpu_map__aggr_cpu_id_is_empty(config->cpus_aggr_map->map[cpu]))
config->cpus_aggr_map->map[cpu] = get_id(config, map, idx);
- return config->cpus_aggr_map->map[cpu];
+ id = config->cpus_aggr_map->map[cpu];
+ return id;
}
-static int perf_stat__get_socket_cached(struct perf_stat_config *config,
+static struct aggr_cpu_id perf_stat__get_socket_cached(struct perf_stat_config *config,
struct perf_cpu_map *map, int idx)
{
return perf_stat__get_aggr(config, perf_stat__get_socket, map, idx);
}
-static int perf_stat__get_die_cached(struct perf_stat_config *config,
+static struct aggr_cpu_id perf_stat__get_die_cached(struct perf_stat_config *config,
struct perf_cpu_map *map, int idx)
{
return perf_stat__get_aggr(config, perf_stat__get_die, map, idx);
}
-static int perf_stat__get_core_cached(struct perf_stat_config *config,
+static struct aggr_cpu_id perf_stat__get_core_cached(struct perf_stat_config *config,
struct perf_cpu_map *map, int idx)
{
return perf_stat__get_aggr(config, perf_stat__get_core, map, idx);
}
-static int perf_stat__get_node_cached(struct perf_stat_config *config,
+static struct aggr_cpu_id perf_stat__get_node_cached(struct perf_stat_config *config,
struct perf_cpu_map *map, int idx)
{
return perf_stat__get_aggr(config, perf_stat__get_node, map, idx);
* the aggregation translate cpumap.
*/
nr = perf_cpu_map__max(evsel_list->core.cpus);
- stat_config.cpus_aggr_map = perf_cpu_map__empty_new(nr + 1);
+ stat_config.cpus_aggr_map = cpu_aggr_map__empty_new(nr + 1);
return stat_config.cpus_aggr_map ? 0 : -ENOMEM;
}
+static void cpu_aggr_map__delete(struct cpu_aggr_map *map)
+{
+ if (map) {
+ WARN_ONCE(refcount_read(&map->refcnt) != 0,
+ "cpu_aggr_map refcnt unbalanced\n");
+ free(map);
+ }
+}
+
+static void cpu_aggr_map__put(struct cpu_aggr_map *map)
+{
+ if (map && refcount_dec_and_test(&map->refcnt))
+ cpu_aggr_map__delete(map);
+}
+
static void perf_stat__exit_aggr_mode(void)
{
- perf_cpu_map__put(stat_config.aggr_map);
- perf_cpu_map__put(stat_config.cpus_aggr_map);
+ cpu_aggr_map__put(stat_config.aggr_map);
+ cpu_aggr_map__put(stat_config.cpus_aggr_map);
stat_config.aggr_map = NULL;
stat_config.cpus_aggr_map = NULL;
}
return cpu;
}
-static int perf_env__get_socket(struct perf_cpu_map *map, int idx, void *data)
+static struct aggr_cpu_id perf_env__get_socket(struct perf_cpu_map *map, int idx, void *data)
{
struct perf_env *env = data;
int cpu = perf_env__get_cpu(env, map, idx);
+ struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+
+ if (cpu != -1)
+ id.socket = env->cpu[cpu].socket_id;
- return cpu == -1 ? -1 : env->cpu[cpu].socket_id;
+ return id;
}
-static int perf_env__get_die(struct perf_cpu_map *map, int idx, void *data)
+static struct aggr_cpu_id perf_env__get_die(struct perf_cpu_map *map, int idx, void *data)
{
struct perf_env *env = data;
- int die_id = -1, cpu = perf_env__get_cpu(env, map, idx);
+ struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ int cpu = perf_env__get_cpu(env, map, idx);
if (cpu != -1) {
/*
- * Encode socket in bit range 15:8
- * die_id is relative to socket,
- * we need a global id. So we combine
- * socket + die id
+ * die_id is relative to socket, so start
+ * with the socket ID and then add die to
+ * make a unique ID.
*/
- if (WARN_ONCE(env->cpu[cpu].socket_id >> 8, "The socket id number is too big.\n"))
- return -1;
-
- if (WARN_ONCE(env->cpu[cpu].die_id >> 8, "The die id number is too big.\n"))
- return -1;
-
- die_id = (env->cpu[cpu].socket_id << 8) | (env->cpu[cpu].die_id & 0xff);
+ id.socket = env->cpu[cpu].socket_id;
+ id.die = env->cpu[cpu].die_id;
}
- return die_id;
+ return id;
}
-static int perf_env__get_core(struct perf_cpu_map *map, int idx, void *data)
+static struct aggr_cpu_id perf_env__get_core(struct perf_cpu_map *map, int idx, void *data)
{
struct perf_env *env = data;
- int core = -1, cpu = perf_env__get_cpu(env, map, idx);
+ struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
+ int cpu = perf_env__get_cpu(env, map, idx);
if (cpu != -1) {
/*
- * Encode socket in bit range 31:24
- * encode die id in bit range 23:16
* core_id is relative to socket and die,
- * we need a global id. So we combine
- * socket + die id + core id
+ * we need a global id. So we set
+ * socket, die id and core id
*/
- if (WARN_ONCE(env->cpu[cpu].socket_id >> 8, "The socket id number is too big.\n"))
- return -1;
-
- if (WARN_ONCE(env->cpu[cpu].die_id >> 8, "The die id number is too big.\n"))
- return -1;
-
- if (WARN_ONCE(env->cpu[cpu].core_id >> 16, "The core id number is too big.\n"))
- return -1;
-
- core = (env->cpu[cpu].socket_id << 24) |
- (env->cpu[cpu].die_id << 16) |
- (env->cpu[cpu].core_id & 0xffff);
+ id.socket = env->cpu[cpu].socket_id;
+ id.die = env->cpu[cpu].die_id;
+ id.core = env->cpu[cpu].core_id;
}
- return core;
+ return id;
}
-static int perf_env__get_node(struct perf_cpu_map *map, int idx, void *data)
+static struct aggr_cpu_id perf_env__get_node(struct perf_cpu_map *map, int idx, void *data)
{
int cpu = perf_env__get_cpu(data, map, idx);
+ struct aggr_cpu_id id = cpu_map__empty_aggr_cpu_id();
- return perf_env__numa_node(data, cpu);
+ id.node = perf_env__numa_node(data, cpu);
+ return id;
}
static int perf_env__build_socket_map(struct perf_env *env, struct perf_cpu_map *cpus,
- struct perf_cpu_map **sockp)
+ struct cpu_aggr_map **sockp)
{
return cpu_map__build_map(cpus, sockp, perf_env__get_socket, env);
}
static int perf_env__build_die_map(struct perf_env *env, struct perf_cpu_map *cpus,
- struct perf_cpu_map **diep)
+ struct cpu_aggr_map **diep)
{
return cpu_map__build_map(cpus, diep, perf_env__get_die, env);
}
static int perf_env__build_core_map(struct perf_env *env, struct perf_cpu_map *cpus,
- struct perf_cpu_map **corep)
+ struct cpu_aggr_map **corep)
{
return cpu_map__build_map(cpus, corep, perf_env__get_core, env);
}
static int perf_env__build_node_map(struct perf_env *env, struct perf_cpu_map *cpus,
- struct perf_cpu_map **nodep)
+ struct cpu_aggr_map **nodep)
{
return cpu_map__build_map(cpus, nodep, perf_env__get_node, env);
}
-static int perf_stat__get_socket_file(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_socket_file(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int idx)
{
return perf_env__get_socket(map, idx, &perf_stat.session->header.env);
}
-static int perf_stat__get_die_file(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_die_file(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int idx)
{
return perf_env__get_die(map, idx, &perf_stat.session->header.env);
}
-static int perf_stat__get_core_file(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_core_file(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int idx)
{
return perf_env__get_core(map, idx, &perf_stat.session->header.env);
}
-static int perf_stat__get_node_file(struct perf_stat_config *config __maybe_unused,
+static struct aggr_cpu_id perf_stat__get_node_file(struct perf_stat_config *config __maybe_unused,
struct perf_cpu_map *map, int idx)
{
return perf_env__get_node(map, idx, &perf_stat.session->header.env);
return 0;
}
-static int topdown_filter_events(const char **attr, char **str, bool use_group)
-{
- int off = 0;
- int i;
- int len = 0;
- char *s;
-
- for (i = 0; attr[i]; i++) {
- if (pmu_have_event("cpu", attr[i])) {
- len += strlen(attr[i]) + 1;
- attr[i - off] = attr[i];
- } else
- off++;
- }
- attr[i - off] = NULL;
-
- *str = malloc(len + 1 + 2);
- if (!*str)
- return -1;
- s = *str;
- if (i - off == 0) {
- *s = 0;
- return 0;
- }
- if (use_group)
- *s++ = '{';
- for (i = 0; attr[i]; i++) {
- strcpy(s, attr[i]);
- s += strlen(s);
- *s++ = ',';
- }
- if (use_group) {
- s[-1] = '}';
- *s = 0;
- } else
- s[-1] = 0;
- return 0;
-}
-
-__weak bool arch_topdown_check_group(bool *warn)
-{
- *warn = false;
- return false;
-}
-
-__weak void arch_topdown_group_warn(void)
-{
-}
-
/*
* Add default attributes, if there were no attributes specified or
* if -d/--detailed, -d -d or -d -d -d is used:
char *str = NULL;
bool warn = false;
+ if (!force_metric_only)
+ stat_config.metric_only = true;
+
+ if (topdown_filter_events(topdown_metric_attrs, &str, 1) < 0) {
+ pr_err("Out of memory\n");
+ return -1;
+ }
+ if (topdown_metric_attrs[0] && str) {
+ if (!stat_config.interval && !stat_config.metric_only) {
+ fprintf(stat_config.output,
+ "Topdown accuracy may decrease when measuring long periods.\n"
+ "Please print the result regularly, e.g. -I1000\n");
+ }
+ goto setup_metrics;
+ }
+
+ zfree(&str);
+
if (stat_config.aggr_mode != AGGR_GLOBAL &&
stat_config.aggr_mode != AGGR_CORE) {
pr_err("top down event configuration requires --per-core mode\n");
return -1;
}
- if (!force_metric_only)
- stat_config.metric_only = true;
if (topdown_filter_events(topdown_attrs, &str,
arch_topdown_check_group(&warn)) < 0) {
pr_err("Out of memory\n");
if (topdown_attrs[0] && str) {
if (warn)
arch_topdown_group_warn();
+setup_metrics:
err = parse_events(evsel_list, str, &errinfo);
if (err) {
fprintf(stderr,
perf_evlist__set_maps(&evsel_list->core, st->cpus, st->threads);
- if (perf_evlist__alloc_stats(evsel_list, true))
+ if (evlist__alloc_stats(evsel_list, true))
return -ENOMEM;
st->maps_allocated = true;
struct evsel *counter;
evlist__for_each_entry(evsel_list, counter) {
- if (!counter->core.system_wide)
+ if (!counter->core.system_wide &&
+ strcmp(counter->name, "duration_time")) {
return;
+ }
}
if (evsel_list->core.nr_entries)
goto out;
}
- if (!output) {
+ if (!output && !stat_config.quiet) {
struct timespec tm;
mode = append_file ? "a" : "w";
if (add_default_attributes())
goto out;
+ if (stat_config.cgroup_list) {
+ if (nr_cgroups > 0) {
+ pr_err("--cgroup and --for-each-cgroup cannot be used together\n");
+ parse_options_usage(stat_usage, stat_options, "G", 1);
+ parse_options_usage(NULL, stat_options, "for-each-cgroup", 0);
+ goto out;
+ }
+
+ if (evlist__expand_cgroup(evsel_list, stat_config.cgroup_list,
+ &stat_config.metric_events, true) < 0) {
+ parse_options_usage(stat_usage, stat_options,
+ "for-each-cgroup", 0);
+ goto out;
+ }
+ }
+
target__validate(&target);
if ((stat_config.aggr_mode == AGGR_THREAD) && (target.system_wide))
target.per_thread = true;
- if (perf_evlist__create_maps(evsel_list, &target) < 0) {
+ if (evlist__create_maps(evsel_list, &target) < 0) {
if (target__has_task(&target)) {
pr_err("Problems finding threads of monitor\n");
parse_options_usage(stat_usage, stat_options, "p", 1);
goto out;
}
- if (perf_evlist__alloc_stats(evsel_list, interval))
+ if (evlist__alloc_stats(evsel_list, interval))
goto out;
if (perf_stat_init_aggr_mode())
run_idx + 1);
if (run_idx != 0)
- perf_evlist__reset_prev_raw_counts(evsel_list);
+ evlist__reset_prev_raw_counts(evsel_list);
status = run_perf_stat(argc, argv, run_idx);
if (forever && status != -1 && !interval) {
}
perf_stat__exit_aggr_mode();
- perf_evlist__free_stats(evsel_list);
+ evlist__free_stats(evsel_list);
out:
zfree(&stat_config.walltime_run);
metricgroup__rblist_exit(&stat_config.metric_events);
runtime_stat_delete(&stat_config);
+ evlist__close_control(stat_config.ctl_fd, stat_config.ctl_fd_ack, &stat_config.ctl_fd_close);
return status;
}
projects / linux-2.6-microblaze.git / blobdiff