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-rw-r--r--tools/perf/util/evsel.c487
1 files changed, 23 insertions, 464 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 85825384f9e8..abc7fda4a0fe 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -30,8 +30,11 @@
#include "counts.h"
#include "event.h"
#include "evsel.h"
+#include "util/env.h"
+#include "util/evsel_config.h"
+#include "util/evsel_fprintf.h"
#include "evlist.h"
-#include "cpumap.h"
+#include <perf/cpumap.h>
#include "thread_map.h"
#include "target.h"
#include "perf_regs.h"
@@ -45,6 +48,7 @@
#include "../perf-sys.h"
#include "util/parse-branch-options.h"
#include <internal/xyarray.h>
+#include <internal/lib.h>
#include <linux/ctype.h>
@@ -1226,36 +1230,6 @@ int evsel__disable(struct evsel *evsel)
return err;
}
-int perf_evsel__alloc_id(struct evsel *evsel, int ncpus, int nthreads)
-{
- if (ncpus == 0 || nthreads == 0)
- return 0;
-
- if (evsel->system_wide)
- nthreads = 1;
-
- evsel->sample_id = xyarray__new(ncpus, nthreads, sizeof(struct perf_sample_id));
- if (evsel->sample_id == NULL)
- return -ENOMEM;
-
- evsel->id = zalloc(ncpus * nthreads * sizeof(u64));
- if (evsel->id == NULL) {
- xyarray__delete(evsel->sample_id);
- evsel->sample_id = NULL;
- return -ENOMEM;
- }
-
- return 0;
-}
-
-static void perf_evsel__free_id(struct evsel *evsel)
-{
- xyarray__delete(evsel->sample_id);
- evsel->sample_id = NULL;
- zfree(&evsel->id);
- evsel->ids = 0;
-}
-
static void perf_evsel__free_config_terms(struct evsel *evsel)
{
struct perf_evsel_config_term *term, *h;
@@ -1272,7 +1246,7 @@ void perf_evsel__exit(struct evsel *evsel)
assert(evsel->evlist == NULL);
perf_evsel__free_counts(evsel);
perf_evsel__free_fd(&evsel->core);
- perf_evsel__free_id(evsel);
+ perf_evsel__free_id(&evsel->core);
perf_evsel__free_config_terms(evsel);
cgroup__put(evsel->cgrp);
perf_cpu_map__put(evsel->core.cpus);
@@ -1472,152 +1446,6 @@ static int get_group_fd(struct evsel *evsel, int cpu, int thread)
return fd;
}
-struct bit_names {
- int bit;
- const char *name;
-};
-
-static void __p_bits(char *buf, size_t size, u64 value, struct bit_names *bits)
-{
- bool first_bit = true;
- int i = 0;
-
- do {
- if (value & bits[i].bit) {
- buf += scnprintf(buf, size, "%s%s", first_bit ? "" : "|", bits[i].name);
- first_bit = false;
- }
- } while (bits[++i].name != NULL);
-}
-
-static void __p_sample_type(char *buf, size_t size, u64 value)
-{
-#define bit_name(n) { PERF_SAMPLE_##n, #n }
- struct bit_names bits[] = {
- bit_name(IP), bit_name(TID), bit_name(TIME), bit_name(ADDR),
- bit_name(READ), bit_name(CALLCHAIN), bit_name(ID), bit_name(CPU),
- bit_name(PERIOD), bit_name(STREAM_ID), bit_name(RAW),
- bit_name(BRANCH_STACK), bit_name(REGS_USER), bit_name(STACK_USER),
- bit_name(IDENTIFIER), bit_name(REGS_INTR), bit_name(DATA_SRC),
- bit_name(WEIGHT), bit_name(PHYS_ADDR),
- { .name = NULL, }
- };
-#undef bit_name
- __p_bits(buf, size, value, bits);
-}
-
-static void __p_branch_sample_type(char *buf, size_t size, u64 value)
-{
-#define bit_name(n) { PERF_SAMPLE_BRANCH_##n, #n }
- struct bit_names bits[] = {
- bit_name(USER), bit_name(KERNEL), bit_name(HV), bit_name(ANY),
- bit_name(ANY_CALL), bit_name(ANY_RETURN), bit_name(IND_CALL),
- bit_name(ABORT_TX), bit_name(IN_TX), bit_name(NO_TX),
- bit_name(COND), bit_name(CALL_STACK), bit_name(IND_JUMP),
- bit_name(CALL), bit_name(NO_FLAGS), bit_name(NO_CYCLES),
- { .name = NULL, }
- };
-#undef bit_name
- __p_bits(buf, size, value, bits);
-}
-
-static void __p_read_format(char *buf, size_t size, u64 value)
-{
-#define bit_name(n) { PERF_FORMAT_##n, #n }
- struct bit_names bits[] = {
- bit_name(TOTAL_TIME_ENABLED), bit_name(TOTAL_TIME_RUNNING),
- bit_name(ID), bit_name(GROUP),
- { .name = NULL, }
- };
-#undef bit_name
- __p_bits(buf, size, value, bits);
-}
-
-#define BUF_SIZE 1024
-
-#define p_hex(val) snprintf(buf, BUF_SIZE, "%#"PRIx64, (uint64_t)(val))
-#define p_unsigned(val) snprintf(buf, BUF_SIZE, "%"PRIu64, (uint64_t)(val))
-#define p_signed(val) snprintf(buf, BUF_SIZE, "%"PRId64, (int64_t)(val))
-#define p_sample_type(val) __p_sample_type(buf, BUF_SIZE, val)
-#define p_branch_sample_type(val) __p_branch_sample_type(buf, BUF_SIZE, val)
-#define p_read_format(val) __p_read_format(buf, BUF_SIZE, val)
-
-#define PRINT_ATTRn(_n, _f, _p) \
-do { \
- if (attr->_f) { \
- _p(attr->_f); \
- ret += attr__fprintf(fp, _n, buf, priv);\
- } \
-} while (0)
-
-#define PRINT_ATTRf(_f, _p) PRINT_ATTRn(#_f, _f, _p)
-
-int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr,
- attr__fprintf_f attr__fprintf, void *priv)
-{
- char buf[BUF_SIZE];
- int ret = 0;
-
- PRINT_ATTRf(type, p_unsigned);
- PRINT_ATTRf(size, p_unsigned);
- PRINT_ATTRf(config, p_hex);
- PRINT_ATTRn("{ sample_period, sample_freq }", sample_period, p_unsigned);
- PRINT_ATTRf(sample_type, p_sample_type);
- PRINT_ATTRf(read_format, p_read_format);
-
- PRINT_ATTRf(disabled, p_unsigned);
- PRINT_ATTRf(inherit, p_unsigned);
- PRINT_ATTRf(pinned, p_unsigned);
- PRINT_ATTRf(exclusive, p_unsigned);
- PRINT_ATTRf(exclude_user, p_unsigned);
- PRINT_ATTRf(exclude_kernel, p_unsigned);
- PRINT_ATTRf(exclude_hv, p_unsigned);
- PRINT_ATTRf(exclude_idle, p_unsigned);
- PRINT_ATTRf(mmap, p_unsigned);
- PRINT_ATTRf(comm, p_unsigned);
- PRINT_ATTRf(freq, p_unsigned);
- PRINT_ATTRf(inherit_stat, p_unsigned);
- PRINT_ATTRf(enable_on_exec, p_unsigned);
- PRINT_ATTRf(task, p_unsigned);
- PRINT_ATTRf(watermark, p_unsigned);
- PRINT_ATTRf(precise_ip, p_unsigned);
- PRINT_ATTRf(mmap_data, p_unsigned);
- PRINT_ATTRf(sample_id_all, p_unsigned);
- PRINT_ATTRf(exclude_host, p_unsigned);
- PRINT_ATTRf(exclude_guest, p_unsigned);
- PRINT_ATTRf(exclude_callchain_kernel, p_unsigned);
- PRINT_ATTRf(exclude_callchain_user, p_unsigned);
- PRINT_ATTRf(mmap2, p_unsigned);
- PRINT_ATTRf(comm_exec, p_unsigned);
- PRINT_ATTRf(use_clockid, p_unsigned);
- PRINT_ATTRf(context_switch, p_unsigned);
- PRINT_ATTRf(write_backward, p_unsigned);
- PRINT_ATTRf(namespaces, p_unsigned);
- PRINT_ATTRf(ksymbol, p_unsigned);
- PRINT_ATTRf(bpf_event, p_unsigned);
- PRINT_ATTRf(aux_output, p_unsigned);
-
- PRINT_ATTRn("{ wakeup_events, wakeup_watermark }", wakeup_events, p_unsigned);
- PRINT_ATTRf(bp_type, p_unsigned);
- PRINT_ATTRn("{ bp_addr, config1 }", bp_addr, p_hex);
- PRINT_ATTRn("{ bp_len, config2 }", bp_len, p_hex);
- PRINT_ATTRf(branch_sample_type, p_branch_sample_type);
- PRINT_ATTRf(sample_regs_user, p_hex);
- PRINT_ATTRf(sample_stack_user, p_unsigned);
- PRINT_ATTRf(clockid, p_signed);
- PRINT_ATTRf(sample_regs_intr, p_hex);
- PRINT_ATTRf(aux_watermark, p_unsigned);
- PRINT_ATTRf(sample_max_stack, p_unsigned);
-
- return ret;
-}
-
-static int __open_attr__fprintf(FILE *fp, const char *name, const char *val,
- void *priv __maybe_unused)
-{
- return fprintf(fp, " %-32s %s\n", name, val);
-}
-
static void perf_evsel__remove_fd(struct evsel *pos,
int nr_cpus, int nr_threads,
int thread_idx)
@@ -1662,7 +1490,7 @@ static bool ignore_missing_thread(struct evsel *evsel,
return false;
/* The system wide setup does not work with threads. */
- if (evsel->system_wide)
+ if (evsel->core.system_wide)
return false;
/* The -ESRCH is perf event syscall errno for pid's not found. */
@@ -1688,6 +1516,12 @@ static bool ignore_missing_thread(struct evsel *evsel,
return true;
}
+static int __open_attr__fprintf(FILE *fp, const char *name, const char *val,
+ void *priv __maybe_unused)
+{
+ return fprintf(fp, " %-32s %s\n", name, val);
+}
+
static void display_attr(struct perf_event_attr *attr)
{
if (verbose >= 2) {
@@ -1771,7 +1605,7 @@ int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus,
threads = empty_thread_map;
}
- if (evsel->system_wide)
+ if (evsel->core.system_wide)
nthreads = 1;
else
nthreads = threads->nr;
@@ -1818,7 +1652,7 @@ retry_sample_id:
for (thread = 0; thread < nthreads; thread++) {
int fd, group_fd;
- if (!evsel->cgrp && !evsel->system_wide)
+ if (!evsel->cgrp && !evsel->core.system_wide)
pid = perf_thread_map__pid(threads, thread);
group_fd = get_group_fd(evsel, cpu, thread);
@@ -1991,7 +1825,7 @@ out_close:
void evsel__close(struct evsel *evsel)
{
perf_evsel__close(&evsel->core);
- perf_evsel__free_id(evsel);
+ perf_evsel__free_id(&evsel->core);
}
int perf_evsel__open_per_cpu(struct evsel *evsel,
@@ -2419,283 +2253,6 @@ int perf_evsel__parse_sample_timestamp(struct evsel *evsel,
return 0;
}
-size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
- u64 read_format)
-{
- size_t sz, result = sizeof(struct perf_record_sample);
-
- if (type & PERF_SAMPLE_IDENTIFIER)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_IP)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_TID)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_TIME)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_ADDR)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_ID)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_STREAM_ID)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_CPU)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_PERIOD)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_READ) {
- result += sizeof(u64);
- if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED)
- result += sizeof(u64);
- if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING)
- result += sizeof(u64);
- /* PERF_FORMAT_ID is forced for PERF_SAMPLE_READ */
- if (read_format & PERF_FORMAT_GROUP) {
- sz = sample->read.group.nr *
- sizeof(struct sample_read_value);
- result += sz;
- } else {
- result += sizeof(u64);
- }
- }
-
- if (type & PERF_SAMPLE_CALLCHAIN) {
- sz = (sample->callchain->nr + 1) * sizeof(u64);
- result += sz;
- }
-
- if (type & PERF_SAMPLE_RAW) {
- result += sizeof(u32);
- result += sample->raw_size;
- }
-
- if (type & PERF_SAMPLE_BRANCH_STACK) {
- sz = sample->branch_stack->nr * sizeof(struct branch_entry);
- sz += sizeof(u64);
- result += sz;
- }
-
- if (type & PERF_SAMPLE_REGS_USER) {
- if (sample->user_regs.abi) {
- result += sizeof(u64);
- sz = hweight64(sample->user_regs.mask) * sizeof(u64);
- result += sz;
- } else {
- result += sizeof(u64);
- }
- }
-
- if (type & PERF_SAMPLE_STACK_USER) {
- sz = sample->user_stack.size;
- result += sizeof(u64);
- if (sz) {
- result += sz;
- result += sizeof(u64);
- }
- }
-
- if (type & PERF_SAMPLE_WEIGHT)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_DATA_SRC)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_TRANSACTION)
- result += sizeof(u64);
-
- if (type & PERF_SAMPLE_REGS_INTR) {
- if (sample->intr_regs.abi) {
- result += sizeof(u64);
- sz = hweight64(sample->intr_regs.mask) * sizeof(u64);
- result += sz;
- } else {
- result += sizeof(u64);
- }
- }
-
- if (type & PERF_SAMPLE_PHYS_ADDR)
- result += sizeof(u64);
-
- return result;
-}
-
-int perf_event__synthesize_sample(union perf_event *event, u64 type,
- u64 read_format,
- const struct perf_sample *sample)
-{
- __u64 *array;
- size_t sz;
- /*
- * used for cross-endian analysis. See git commit 65014ab3
- * for why this goofiness is needed.
- */
- union u64_swap u;
-
- array = event->sample.array;
-
- if (type & PERF_SAMPLE_IDENTIFIER) {
- *array = sample->id;
- array++;
- }
-
- if (type & PERF_SAMPLE_IP) {
- *array = sample->ip;
- array++;
- }
-
- if (type & PERF_SAMPLE_TID) {
- u.val32[0] = sample->pid;
- u.val32[1] = sample->tid;
- *array = u.val64;
- array++;
- }
-
- if (type & PERF_SAMPLE_TIME) {
- *array = sample->time;
- array++;
- }
-
- if (type & PERF_SAMPLE_ADDR) {
- *array = sample->addr;
- array++;
- }
-
- if (type & PERF_SAMPLE_ID) {
- *array = sample->id;
- array++;
- }
-
- if (type & PERF_SAMPLE_STREAM_ID) {
- *array = sample->stream_id;
- array++;
- }
-
- if (type & PERF_SAMPLE_CPU) {
- u.val32[0] = sample->cpu;
- u.val32[1] = 0;
- *array = u.val64;
- array++;
- }
-
- if (type & PERF_SAMPLE_PERIOD) {
- *array = sample->period;
- array++;
- }
-
- if (type & PERF_SAMPLE_READ) {
- if (read_format & PERF_FORMAT_GROUP)
- *array = sample->read.group.nr;
- else
- *array = sample->read.one.value;
- array++;
-
- if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) {
- *array = sample->read.time_enabled;
- array++;
- }
-
- if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) {
- *array = sample->read.time_running;
- array++;
- }
-
- /* PERF_FORMAT_ID is forced for PERF_SAMPLE_READ */
- if (read_format & PERF_FORMAT_GROUP) {
- sz = sample->read.group.nr *
- sizeof(struct sample_read_value);
- memcpy(array, sample->read.group.values, sz);
- array = (void *)array + sz;
- } else {
- *array = sample->read.one.id;
- array++;
- }
- }
-
- if (type & PERF_SAMPLE_CALLCHAIN) {
- sz = (sample->callchain->nr + 1) * sizeof(u64);
- memcpy(array, sample->callchain, sz);
- array = (void *)array + sz;
- }
-
- if (type & PERF_SAMPLE_RAW) {
- u.val32[0] = sample->raw_size;
- *array = u.val64;
- array = (void *)array + sizeof(u32);
-
- memcpy(array, sample->raw_data, sample->raw_size);
- array = (void *)array + sample->raw_size;
- }
-
- if (type & PERF_SAMPLE_BRANCH_STACK) {
- sz = sample->branch_stack->nr * sizeof(struct branch_entry);
- sz += sizeof(u64);
- memcpy(array, sample->branch_stack, sz);
- array = (void *)array + sz;
- }
-
- if (type & PERF_SAMPLE_REGS_USER) {
- if (sample->user_regs.abi) {
- *array++ = sample->user_regs.abi;
- sz = hweight64(sample->user_regs.mask) * sizeof(u64);
- memcpy(array, sample->user_regs.regs, sz);
- array = (void *)array + sz;
- } else {
- *array++ = 0;
- }
- }
-
- if (type & PERF_SAMPLE_STACK_USER) {
- sz = sample->user_stack.size;
- *array++ = sz;
- if (sz) {
- memcpy(array, sample->user_stack.data, sz);
- array = (void *)array + sz;
- *array++ = sz;
- }
- }
-
- if (type & PERF_SAMPLE_WEIGHT) {
- *array = sample->weight;
- array++;
- }
-
- if (type & PERF_SAMPLE_DATA_SRC) {
- *array = sample->data_src;
- array++;
- }
-
- if (type & PERF_SAMPLE_TRANSACTION) {
- *array = sample->transaction;
- array++;
- }
-
- if (type & PERF_SAMPLE_REGS_INTR) {
- if (sample->intr_regs.abi) {
- *array++ = sample->intr_regs.abi;
- sz = hweight64(sample->intr_regs.mask) * sizeof(u64);
- memcpy(array, sample->intr_regs.regs, sz);
- array = (void *)array + sz;
- } else {
- *array++ = 0;
- }
- }
-
- if (type & PERF_SAMPLE_PHYS_ADDR) {
- *array = sample->phys_addr;
- array++;
- }
-
- return 0;
-}
-
struct tep_format_field *perf_evsel__field(struct evsel *evsel, const char *name)
{
return tep_find_field(evsel->tp_format, name);
@@ -2811,9 +2368,11 @@ bool perf_evsel__fallback(struct evsel *evsel, int err,
if (evsel->name)
free(evsel->name);
evsel->name = new_name;
- scnprintf(msg, msgsize,
-"kernel.perf_event_paranoid=%d, trying to fall back to excluding kernel samples", paranoid);
+ scnprintf(msg, msgsize, "kernel.perf_event_paranoid=%d, trying "
+ "to fall back to excluding kernel and hypervisor "
+ " samples", paranoid);
evsel->core.attr.exclude_kernel = 1;
+ evsel->core.attr.exclude_hv = 1;
return true;
}
@@ -2954,7 +2513,7 @@ struct perf_env *perf_evsel__env(struct evsel *evsel)
{
if (evsel && evsel->evlist)
return evsel->evlist->env;
- return NULL;
+ return &perf_env;
}
static int store_evsel_ids(struct evsel *evsel, struct evlist *evlist)
@@ -2966,7 +2525,7 @@ static int store_evsel_ids(struct evsel *evsel, struct evlist *evlist)
thread++) {
int fd = FD(evsel, cpu, thread);
- if (perf_evlist__id_add_fd(evlist, evsel,
+ if (perf_evlist__id_add_fd(&evlist->core, &evsel->core,
cpu, thread, fd) < 0)
return -1;
}
@@ -2980,7 +2539,7 @@ int perf_evsel__store_ids(struct evsel *evsel, struct evlist *evlist)
struct perf_cpu_map *cpus = evsel->core.cpus;
struct perf_thread_map *threads = evsel->core.threads;
- if (perf_evsel__alloc_id(evsel, cpus->nr, threads->nr))
+ if (perf_evsel__alloc_id(&evsel->core, cpus->nr, threads->nr))
return -ENOMEM;
return store_evsel_ids(evsel, evlist);
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-11 18:16:35 +0000