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-rw-r--r--tools/perf/util/data-convert-bt.c4
-rw-r--r--tools/perf/util/event.h1
-rw-r--r--tools/perf/util/evlist.c6
-rw-r--r--tools/perf/util/evlist.h3
-rw-r--r--tools/perf/util/evsel.c11
-rw-r--r--tools/perf/util/evsel.h6
-rw-r--r--tools/perf/util/mmap.c4
-rw-r--r--tools/perf/util/mmap.h3
-rw-r--r--tools/perf/util/parse-events.c58
-rw-r--r--tools/perf/util/parse-events.h5
-rw-r--r--tools/perf/util/parse-events.l11
-rw-r--r--tools/perf/util/parse-events.y12
-rw-r--r--tools/perf/util/python.c2
-rw-r--r--tools/perf/util/scripting-engines/trace-event-perl.c2
-rw-r--r--tools/perf/util/scripting-engines/trace-event-python.c2
-rw-r--r--tools/perf/util/stat-display.c18
-rw-r--r--tools/perf/util/trace-event-parse.c2
-rw-r--r--tools/perf/util/trace-event-read.c2
-rw-r--r--tools/perf/util/trace-event.c4
19 files changed, 116 insertions, 40 deletions
diff --git a/tools/perf/util/data-convert-bt.c b/tools/perf/util/data-convert-bt.c
index 26af43ad9ddd..e0311c9750ad 100644
--- a/tools/perf/util/data-convert-bt.c
+++ b/tools/perf/util/data-convert-bt.c
@@ -310,7 +310,7 @@ static int add_tracepoint_field_value(struct ctf_writer *cw,
if (flags & TEP_FIELD_IS_DYNAMIC) {
unsigned long long tmp_val;
- tmp_val = tep_read_number(fmtf->event->pevent,
+ tmp_val = tep_read_number(fmtf->event->tep,
data + offset, len);
offset = tmp_val;
len = offset >> 16;
@@ -354,7 +354,7 @@ static int add_tracepoint_field_value(struct ctf_writer *cw,
unsigned long long value_int;
value_int = tep_read_number(
- fmtf->event->pevent,
+ fmtf->event->tep,
data + offset + i * len, len);
if (!(flags & TEP_FIELD_IS_SIGNED))
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 36ae7e92dab1..4e908ec1ef64 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -6,6 +6,7 @@
#include <stdio.h>
#include <linux/kernel.h>
#include <linux/bpf.h>
+#include <linux/perf_event.h>
#include "../perf.h"
#include "build-id.h"
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 51ead577533f..4b6783ff5813 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1009,7 +1009,7 @@ int perf_evlist__parse_mmap_pages(const struct option *opt, const char *str,
*/
int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
unsigned int auxtrace_pages,
- bool auxtrace_overwrite, int nr_cblocks, int affinity)
+ bool auxtrace_overwrite, int nr_cblocks, int affinity, int flush)
{
struct perf_evsel *evsel;
const struct cpu_map *cpus = evlist->cpus;
@@ -1019,7 +1019,7 @@ int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
* Its value is decided by evsel's write_backward.
* So &mp should not be passed through const pointer.
*/
- struct mmap_params mp = { .nr_cblocks = nr_cblocks, .affinity = affinity };
+ struct mmap_params mp = { .nr_cblocks = nr_cblocks, .affinity = affinity, .flush = flush };
if (!evlist->mmap)
evlist->mmap = perf_evlist__alloc_mmap(evlist, false);
@@ -1051,7 +1051,7 @@ int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages)
{
- return perf_evlist__mmap_ex(evlist, pages, 0, false, 0, PERF_AFFINITY_SYS);
+ return perf_evlist__mmap_ex(evlist, pages, 0, false, 0, PERF_AFFINITY_SYS, 1);
}
int perf_evlist__create_maps(struct perf_evlist *evlist, struct target *target)
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 6a94785b9100..c9a0f72677fd 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -177,7 +177,8 @@ unsigned long perf_event_mlock_kb_in_pages(void);
int perf_evlist__mmap_ex(struct perf_evlist *evlist, unsigned int pages,
unsigned int auxtrace_pages,
- bool auxtrace_overwrite, int nr_cblocks, int affinity);
+ bool auxtrace_overwrite, int nr_cblocks,
+ int affinity, int flush);
int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages);
void perf_evlist__munmap(struct perf_evlist *evlist);
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 966360844fff..a10cf4cde920 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -580,6 +580,12 @@ static int perf_evsel__raw_name(struct perf_evsel *evsel, char *bf, size_t size)
return ret + perf_evsel__add_modifiers(evsel, bf + ret, size - ret);
}
+static int perf_evsel__tool_name(char *bf, size_t size)
+{
+ int ret = scnprintf(bf, size, "duration_time");
+ return ret;
+}
+
const char *perf_evsel__name(struct perf_evsel *evsel)
{
char bf[128];
@@ -601,7 +607,10 @@ const char *perf_evsel__name(struct perf_evsel *evsel)
break;
case PERF_TYPE_SOFTWARE:
- perf_evsel__sw_name(evsel, bf, sizeof(bf));
+ if (evsel->tool_event)
+ perf_evsel__tool_name(bf, sizeof(bf));
+ else
+ perf_evsel__sw_name(evsel, bf, sizeof(bf));
break;
case PERF_TYPE_TRACEPOINT:
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 0f2c6c93d721..6d190cbf1070 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -75,6 +75,11 @@ struct perf_stat_evsel;
typedef int (perf_evsel__sb_cb_t)(union perf_event *event, void *data);
+enum perf_tool_event {
+ PERF_TOOL_NONE = 0,
+ PERF_TOOL_DURATION_TIME = 1,
+};
+
/** struct perf_evsel - event selector
*
* @evlist - evlist this evsel is in, if it is in one.
@@ -121,6 +126,7 @@ struct perf_evsel {
unsigned int sample_size;
int id_pos;
int is_pos;
+ enum perf_tool_event tool_event;
bool uniquified_name;
bool snapshot;
bool supported;
diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index cdc7740fc181..ef3d79b2c90b 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -440,6 +440,8 @@ int perf_mmap__mmap(struct perf_mmap *map, struct mmap_params *mp, int fd, int c
perf_mmap__setup_affinity_mask(map, mp);
+ map->flush = mp->flush;
+
if (auxtrace_mmap__mmap(&map->auxtrace_mmap,
&mp->auxtrace_mp, map->base, fd))
return -1;
@@ -492,7 +494,7 @@ static int __perf_mmap__read_init(struct perf_mmap *md)
md->start = md->overwrite ? head : old;
md->end = md->overwrite ? old : head;
- if (md->start == md->end)
+ if ((md->end - md->start) < md->flush)
return -EAGAIN;
size = md->end - md->start;
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index e566c19b242b..b82f8c2d55c4 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -39,6 +39,7 @@ struct perf_mmap {
} aio;
#endif
cpu_set_t affinity_mask;
+ u64 flush;
};
/*
@@ -70,7 +71,7 @@ enum bkw_mmap_state {
};
struct mmap_params {
- int prot, mask, nr_cblocks, affinity;
+ int prot, mask, nr_cblocks, affinity, flush;
struct auxtrace_mmap_params auxtrace_mp;
};
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index 5ef4939408f2..4432bfe039fd 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -317,10 +317,12 @@ static struct perf_evsel *
__add_event(struct list_head *list, int *idx,
struct perf_event_attr *attr,
char *name, struct perf_pmu *pmu,
- struct list_head *config_terms, bool auto_merge_stats)
+ struct list_head *config_terms, bool auto_merge_stats,
+ const char *cpu_list)
{
struct perf_evsel *evsel;
- struct cpu_map *cpus = pmu ? pmu->cpus : NULL;
+ struct cpu_map *cpus = pmu ? pmu->cpus :
+ cpu_list ? cpu_map__new(cpu_list) : NULL;
event_attr_init(attr);
@@ -348,7 +350,25 @@ static int add_event(struct list_head *list, int *idx,
struct perf_event_attr *attr, char *name,
struct list_head *config_terms)
{
- return __add_event(list, idx, attr, name, NULL, config_terms, false) ? 0 : -ENOMEM;
+ return __add_event(list, idx, attr, name, NULL, config_terms, false, NULL) ? 0 : -ENOMEM;
+}
+
+static int add_event_tool(struct list_head *list, int *idx,
+ enum perf_tool_event tool_event)
+{
+ struct perf_evsel *evsel;
+ struct perf_event_attr attr = {
+ .type = PERF_TYPE_SOFTWARE,
+ .config = PERF_COUNT_SW_DUMMY,
+ };
+
+ evsel = __add_event(list, idx, &attr, NULL, NULL, NULL, false, "0");
+ if (!evsel)
+ return -ENOMEM;
+ evsel->tool_event = tool_event;
+ if (tool_event == PERF_TOOL_DURATION_TIME)
+ evsel->unit = strdup("ns");
+ return 0;
}
static int parse_aliases(char *str, const char *names[][PERF_EVSEL__MAX_ALIASES], int size)
@@ -1233,6 +1253,13 @@ int parse_events_add_numeric(struct parse_events_state *parse_state,
get_config_name(head_config), &config_terms);
}
+int parse_events_add_tool(struct parse_events_state *parse_state,
+ struct list_head *list,
+ enum perf_tool_event tool_event)
+{
+ return add_event_tool(list, &parse_state->idx, tool_event);
+}
+
int parse_events_add_pmu(struct parse_events_state *parse_state,
struct list_head *list, char *name,
struct list_head *head_config,
@@ -1267,7 +1294,8 @@ int parse_events_add_pmu(struct parse_events_state *parse_state,
if (!head_config) {
attr.type = pmu->type;
- evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu, NULL, auto_merge_stats);
+ evsel = __add_event(list, &parse_state->idx, &attr, NULL, pmu, NULL,
+ auto_merge_stats, NULL);
if (evsel) {
evsel->pmu_name = name;
evsel->use_uncore_alias = use_uncore_alias;
@@ -1295,7 +1323,7 @@ int parse_events_add_pmu(struct parse_events_state *parse_state,
evsel = __add_event(list, &parse_state->idx, &attr,
get_config_name(head_config), pmu,
- &config_terms, auto_merge_stats);
+ &config_terms, auto_merge_stats, NULL);
if (evsel) {
evsel->unit = info.unit;
evsel->scale = info.scale;
@@ -2429,6 +2457,25 @@ out_enomem:
return evt_num;
}
+static void print_tool_event(const char *name, const char *event_glob,
+ bool name_only)
+{
+ if (event_glob && !strglobmatch(name, event_glob))
+ return;
+ if (name_only)
+ printf("%s ", name);
+ else
+ printf(" %-50s [%s]\n", name, "Tool event");
+
+}
+
+void print_tool_events(const char *event_glob, bool name_only)
+{
+ print_tool_event("duration_time", event_glob, name_only);
+ if (pager_in_use())
+ printf("\n");
+}
+
void print_symbol_events(const char *event_glob, unsigned type,
struct event_symbol *syms, unsigned max,
bool name_only)
@@ -2512,6 +2559,7 @@ void print_events(const char *event_glob, bool name_only, bool quiet_flag,
print_symbol_events(event_glob, PERF_TYPE_SOFTWARE,
event_symbols_sw, PERF_COUNT_SW_MAX, name_only);
+ print_tool_events(event_glob, name_only);
print_hwcache_events(event_glob, name_only);
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 5ed035cbcbb7..a052cd6ac63e 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -160,6 +160,10 @@ int parse_events_add_numeric(struct parse_events_state *parse_state,
struct list_head *list,
u32 type, u64 config,
struct list_head *head_config);
+enum perf_tool_event;
+int parse_events_add_tool(struct parse_events_state *parse_state,
+ struct list_head *list,
+ enum perf_tool_event tool_event);
int parse_events_add_cache(struct list_head *list, int *idx,
char *type, char *op_result1, char *op_result2,
struct parse_events_error *error,
@@ -200,6 +204,7 @@ extern struct event_symbol event_symbols_sw[];
void print_symbol_events(const char *event_glob, unsigned type,
struct event_symbol *syms, unsigned max,
bool name_only);
+void print_tool_events(const char *event_glob, bool name_only);
void print_tracepoint_events(const char *subsys_glob, const char *event_glob,
bool name_only);
int print_hwcache_events(const char *event_glob, bool name_only);
diff --git a/tools/perf/util/parse-events.l b/tools/perf/util/parse-events.l
index 7805c71aaae2..c54bfe88626c 100644
--- a/tools/perf/util/parse-events.l
+++ b/tools/perf/util/parse-events.l
@@ -15,6 +15,7 @@
#include "../perf.h"
#include "parse-events.h"
#include "parse-events-bison.h"
+#include "evsel.h"
char *parse_events_get_text(yyscan_t yyscanner);
YYSTYPE *parse_events_get_lval(yyscan_t yyscanner);
@@ -154,6 +155,14 @@ static int sym(yyscan_t scanner, int type, int config)
return type == PERF_TYPE_HARDWARE ? PE_VALUE_SYM_HW : PE_VALUE_SYM_SW;
}
+static int tool(yyscan_t scanner, enum perf_tool_event event)
+{
+ YYSTYPE *yylval = parse_events_get_lval(scanner);
+
+ yylval->num = event;
+ return PE_VALUE_SYM_TOOL;
+}
+
static int term(yyscan_t scanner, int type)
{
YYSTYPE *yylval = parse_events_get_lval(scanner);
@@ -322,7 +331,7 @@ cpu-migrations|migrations { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COU
alignment-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_ALIGNMENT_FAULTS); }
emulation-faults { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_EMULATION_FAULTS); }
dummy { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_DUMMY); }
-duration_time { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_DUMMY); }
+duration_time { return tool(yyscanner, PERF_TOOL_DURATION_TIME); }
bpf-output { return sym(yyscanner, PERF_TYPE_SOFTWARE, PERF_COUNT_SW_BPF_OUTPUT); }
/*
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 44819bdb037d..6ad8d4914969 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -14,6 +14,7 @@
#include <linux/types.h>
#include "util.h"
#include "pmu.h"
+#include "evsel.h"
#include "debug.h"
#include "parse-events.h"
#include "parse-events-bison.h"
@@ -45,6 +46,7 @@ static void inc_group_count(struct list_head *list,
%token PE_START_EVENTS PE_START_TERMS
%token PE_VALUE PE_VALUE_SYM_HW PE_VALUE_SYM_SW PE_RAW PE_TERM
+%token PE_VALUE_SYM_TOOL
%token PE_EVENT_NAME
%token PE_NAME
%token PE_BPF_OBJECT PE_BPF_SOURCE
@@ -58,6 +60,7 @@ static void inc_group_count(struct list_head *list,
%type <num> PE_VALUE
%type <num> PE_VALUE_SYM_HW
%type <num> PE_VALUE_SYM_SW
+%type <num> PE_VALUE_SYM_TOOL
%type <num> PE_RAW
%type <num> PE_TERM
%type <str> PE_NAME
@@ -321,6 +324,15 @@ value_sym sep_slash_slash_dc
ABORT_ON(parse_events_add_numeric(_parse_state, list, type, config, NULL));
$$ = list;
}
+|
+PE_VALUE_SYM_TOOL sep_slash_slash_dc
+{
+ struct list_head *list;
+
+ ALLOC_LIST(list);
+ ABORT_ON(parse_events_add_tool(_parse_state, list, $1));
+ $$ = list;
+}
event_legacy_cache:
PE_NAME_CACHE_TYPE '-' PE_NAME_CACHE_OP_RESULT '-' PE_NAME_CACHE_OP_RESULT opt_event_config
diff --git a/tools/perf/util/python.c b/tools/perf/util/python.c
index dda0ac978b1e..6aa7e2352e16 100644
--- a/tools/perf/util/python.c
+++ b/tools/perf/util/python.c
@@ -342,7 +342,7 @@ static bool is_tracepoint(struct pyrf_event *pevent)
static PyObject*
tracepoint_field(struct pyrf_event *pe, struct tep_format_field *field)
{
- struct tep_handle *pevent = field->event->pevent;
+ struct tep_handle *pevent = field->event->tep;
void *data = pe->sample.raw_data;
PyObject *ret = NULL;
unsigned long long val;
diff --git a/tools/perf/util/scripting-engines/trace-event-perl.c b/tools/perf/util/scripting-engines/trace-event-perl.c
index 5f06378a482b..61aa7f3df915 100644
--- a/tools/perf/util/scripting-engines/trace-event-perl.c
+++ b/tools/perf/util/scripting-engines/trace-event-perl.c
@@ -372,7 +372,7 @@ static void perl_process_tracepoint(struct perf_sample *sample,
ns = nsecs - s * NSEC_PER_SEC;
scripting_context->event_data = data;
- scripting_context->pevent = evsel->tp_format->pevent;
+ scripting_context->pevent = evsel->tp_format->tep;
ENTER;
SAVETMPS;
diff --git a/tools/perf/util/scripting-engines/trace-event-python.c b/tools/perf/util/scripting-engines/trace-event-python.c
index 09604c6508f0..22f52b669871 100644
--- a/tools/perf/util/scripting-engines/trace-event-python.c
+++ b/tools/perf/util/scripting-engines/trace-event-python.c
@@ -837,7 +837,7 @@ static void python_process_tracepoint(struct perf_sample *sample,
ns = nsecs - s * NSEC_PER_SEC;
scripting_context->event_data = data;
- scripting_context->pevent = evsel->tp_format->pevent;
+ scripting_context->pevent = evsel->tp_format->tep;
context = _PyCapsule_New(scripting_context, NULL, NULL);
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 6d043c78f3c2..3324f23c7efc 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -18,11 +18,6 @@
#define CNTR_NOT_SUPPORTED "<not supported>"
#define CNTR_NOT_COUNTED "<not counted>"
-static bool is_duration_time(struct perf_evsel *evsel)
-{
- return !strcmp(evsel->name, "duration_time");
-}
-
static void print_running(struct perf_stat_config *config,
u64 run, u64 ena)
{
@@ -628,9 +623,6 @@ static void print_aggr(struct perf_stat_config *config,
ad.id = id = config->aggr_map->map[s];
first = true;
evlist__for_each_entry(evlist, counter) {
- if (is_duration_time(counter))
- continue;
-
ad.val = ad.ena = ad.run = 0;
ad.nr = 0;
if (!collect_data(config, counter, aggr_cb, &ad))
@@ -848,8 +840,6 @@ static void print_no_aggr_metric(struct perf_stat_config *config,
if (prefix)
fputs(prefix, config->output);
evlist__for_each_entry(evlist, counter) {
- if (is_duration_time(counter))
- continue;
if (first) {
aggr_printout(config, counter, cpu, 0);
first = false;
@@ -906,8 +896,6 @@ static void print_metric_headers(struct perf_stat_config *config,
/* Print metrics headers only */
evlist__for_each_entry(evlist, counter) {
- if (is_duration_time(counter))
- continue;
os.evsel = counter;
out.ctx = &os;
out.print_metric = print_metric_header;
@@ -1136,15 +1124,11 @@ perf_evlist__print_counters(struct perf_evlist *evlist,
break;
case AGGR_THREAD:
evlist__for_each_entry(evlist, counter) {
- if (is_duration_time(counter))
- continue;
print_aggr_thread(config, _target, counter, prefix);
}
break;
case AGGR_GLOBAL:
evlist__for_each_entry(evlist, counter) {
- if (is_duration_time(counter))
- continue;
print_counter_aggr(config, counter, prefix);
}
if (metric_only)
@@ -1155,8 +1139,6 @@ perf_evlist__print_counters(struct perf_evlist *evlist,
print_no_aggr_metric(config, evlist, prefix);
else {
evlist__for_each_entry(evlist, counter) {
- if (is_duration_time(counter))
- continue;
print_counter(config, counter, prefix);
}
}
diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index ad74be1f0e42..863955e4094e 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -111,7 +111,7 @@ raw_field_value(struct tep_event *event, const char *name, void *data)
unsigned long long read_size(struct tep_event *event, void *ptr, int size)
{
- return tep_read_number(event->pevent, ptr, size);
+ return tep_read_number(event->tep, ptr, size);
}
void event_format__fprintf(struct tep_event *event,
diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c
index efe2f58cff4e..48d53d8e3e16 100644
--- a/tools/perf/util/trace-event-read.c
+++ b/tools/perf/util/trace-event-read.c
@@ -442,7 +442,7 @@ ssize_t trace_report(int fd, struct trace_event *tevent, bool __repipe)
tep_set_flag(pevent, TEP_NSEC_OUTPUT);
tep_set_file_bigendian(pevent, file_bigendian);
- tep_set_host_bigendian(pevent, host_bigendian);
+ tep_set_local_bigendian(pevent, host_bigendian);
if (do_read(buf, 1) < 0)
goto out;
diff --git a/tools/perf/util/trace-event.c b/tools/perf/util/trace-event.c
index cbe0dd758e3a..01b9d89bf5bf 100644
--- a/tools/perf/util/trace-event.c
+++ b/tools/perf/util/trace-event.c
@@ -40,7 +40,7 @@ int trace_event__init(struct trace_event *t)
static int trace_event__init2(void)
{
- int be = tep_host_bigendian();
+ int be = tep_is_bigendian();
struct tep_handle *pevent;
if (trace_event__init(&tevent))
@@ -49,7 +49,7 @@ static int trace_event__init2(void)
pevent = tevent.pevent;
tep_set_flag(pevent, TEP_NSEC_OUTPUT);
tep_set_file_bigendian(pevent, be);
- tep_set_host_bigendian(pevent, be);
+ tep_set_local_bigendian(pevent, be);
tevent_initialized = true;
return 0;
}