From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom
---
kernel/tools/perf/util/intel-bts.c | 101 ++++++++++++++++++++++----------------------------
1 files changed, 44 insertions(+), 57 deletions(-)
diff --git a/kernel/tools/perf/util/intel-bts.c b/kernel/tools/perf/util/intel-bts.c
index 7127bc9..af1e78d 100644
--- a/kernel/tools/perf/util/intel-bts.c
+++ b/kernel/tools/perf/util/intel-bts.c
@@ -1,16 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* intel-bts.c: Intel Processor Trace support
* Copyright (c) 2013-2015, Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
*/
#include <endian.h>
@@ -21,14 +12,15 @@
#include <linux/types.h>
#include <linux/bitops.h>
#include <linux/log2.h>
+#include <linux/zalloc.h>
-#include "cpumap.h"
#include "color.h"
#include "evsel.h"
#include "evlist.h"
#include "machine.h"
+#include "symbol.h"
#include "session.h"
-#include "util.h"
+#include "tool.h"
#include "thread.h"
#include "thread-stack.h"
#include "debug.h"
@@ -36,6 +28,7 @@
#include "auxtrace.h"
#include "intel-pt-decoder/intel-pt-insn-decoder.h"
#include "intel-bts.h"
+#include "util/synthetic-events.h"
#define MAX_TIMESTAMP (~0ULL)
@@ -142,7 +135,7 @@
auxtrace_synth_error(&event.auxtrace_error, PERF_AUXTRACE_ERROR_ITRACE,
INTEL_BTS_ERR_LOST, sample->cpu, sample->pid,
- sample->tid, 0, "Lost trace data");
+ sample->tid, 0, "Lost trace data", sample->time);
err = perf_session__deliver_synth_event(bts->session, &event, NULL);
if (err)
@@ -326,34 +319,18 @@
{
struct machine *machine = btsq->bts->machine;
struct thread *thread;
- struct addr_location al;
unsigned char buf[INTEL_PT_INSN_BUF_SZ];
ssize_t len;
- int x86_64;
- uint8_t cpumode;
+ bool x86_64;
int err = -1;
-
- if (machine__kernel_ip(machine, ip))
- cpumode = PERF_RECORD_MISC_KERNEL;
- else
- cpumode = PERF_RECORD_MISC_USER;
thread = machine__find_thread(machine, -1, btsq->tid);
if (!thread)
return -1;
- if (!thread__find_map(thread, cpumode, ip, &al) || !al.map->dso)
- goto out_put;
-
- len = dso__data_read_addr(al.map->dso, al.map, machine, ip, buf,
- INTEL_PT_INSN_BUF_SZ);
+ len = thread__memcpy(thread, machine, buf, ip, INTEL_PT_INSN_BUF_SZ, &x86_64);
if (len <= 0)
goto out_put;
-
- /* Load maps to ensure dso->is_64_bit has been updated */
- map__load(al.map);
-
- x86_64 = al.map->dso->is_64_bit;
if (intel_pt_get_insn(buf, len, x86_64, &btsq->intel_pt_insn))
goto out_put;
@@ -372,7 +349,7 @@
auxtrace_synth_error(&event.auxtrace_error, PERF_AUXTRACE_ERROR_ITRACE,
INTEL_BTS_ERR_NOINSN, cpu, pid, tid, ip,
- "Failed to get instruction");
+ "Failed to get instruction", 0);
err = perf_session__deliver_synth_event(bts->session, &event, NULL);
if (err)
@@ -451,11 +428,11 @@
continue;
intel_bts_get_branch_type(btsq, branch);
if (btsq->bts->synth_opts.thread_stack)
- thread_stack__event(thread, btsq->sample_flags,
+ thread_stack__event(thread, btsq->cpu, btsq->sample_flags,
le64_to_cpu(branch->from),
le64_to_cpu(branch->to),
btsq->intel_pt_insn.length,
- buffer->buffer_nr + 1);
+ buffer->buffer_nr + 1, true, 0, 0);
if (filter && !(filter & btsq->sample_flags))
continue;
err = intel_bts_synth_branch_sample(btsq, branch);
@@ -523,7 +500,7 @@
!btsq->bts->synth_opts.thread_stack && thread &&
(!old_buffer || btsq->bts->sampling_mode ||
(btsq->bts->snapshot_mode && !buffer->consecutive)))
- thread_stack__set_trace_nr(thread, buffer->buffer_nr + 1);
+ thread_stack__set_trace_nr(thread, btsq->cpu, buffer->buffer_nr + 1);
err = intel_bts_process_buffer(btsq, buffer, thread);
@@ -751,6 +728,15 @@
free(bts);
}
+static bool intel_bts_evsel_is_auxtrace(struct perf_session *session,
+ struct evsel *evsel)
+{
+ struct intel_bts *bts = container_of(session->auxtrace, struct intel_bts,
+ auxtrace);
+
+ return evsel->core.attr.type == bts->pmu_type;
+}
+
struct intel_bts_synth {
struct perf_tool dummy_tool;
struct perf_session *session;
@@ -783,15 +769,15 @@
static int intel_bts_synth_events(struct intel_bts *bts,
struct perf_session *session)
{
- struct perf_evlist *evlist = session->evlist;
- struct perf_evsel *evsel;
+ struct evlist *evlist = session->evlist;
+ struct evsel *evsel;
struct perf_event_attr attr;
bool found = false;
u64 id;
int err;
evlist__for_each_entry(evlist, evsel) {
- if (evsel->attr.type == bts->pmu_type && evsel->ids) {
+ if (evsel->core.attr.type == bts->pmu_type && evsel->core.ids) {
found = true;
break;
}
@@ -805,20 +791,20 @@
memset(&attr, 0, sizeof(struct perf_event_attr));
attr.size = sizeof(struct perf_event_attr);
attr.type = PERF_TYPE_HARDWARE;
- attr.sample_type = evsel->attr.sample_type & PERF_SAMPLE_MASK;
+ attr.sample_type = evsel->core.attr.sample_type & PERF_SAMPLE_MASK;
attr.sample_type |= PERF_SAMPLE_IP | PERF_SAMPLE_TID |
PERF_SAMPLE_PERIOD;
attr.sample_type &= ~(u64)PERF_SAMPLE_TIME;
attr.sample_type &= ~(u64)PERF_SAMPLE_CPU;
- attr.exclude_user = evsel->attr.exclude_user;
- attr.exclude_kernel = evsel->attr.exclude_kernel;
- attr.exclude_hv = evsel->attr.exclude_hv;
- attr.exclude_host = evsel->attr.exclude_host;
- attr.exclude_guest = evsel->attr.exclude_guest;
- attr.sample_id_all = evsel->attr.sample_id_all;
- attr.read_format = evsel->attr.read_format;
+ attr.exclude_user = evsel->core.attr.exclude_user;
+ attr.exclude_kernel = evsel->core.attr.exclude_kernel;
+ attr.exclude_hv = evsel->core.attr.exclude_hv;
+ attr.exclude_host = evsel->core.attr.exclude_host;
+ attr.exclude_guest = evsel->core.attr.exclude_guest;
+ attr.sample_id_all = evsel->core.attr.sample_id_all;
+ attr.read_format = evsel->core.attr.read_format;
- id = evsel->id[0] + 1000000000;
+ id = evsel->core.id[0] + 1000000000;
if (!id)
id = 1;
@@ -839,10 +825,10 @@
bts->branches_id = id;
/*
* We only use sample types from PERF_SAMPLE_MASK so we can use
- * __perf_evsel__sample_size() here.
+ * __evsel__sample_size() here.
*/
- bts->branches_event_size = sizeof(struct sample_event) +
- __perf_evsel__sample_size(attr.sample_type);
+ bts->branches_event_size = sizeof(struct perf_record_sample) +
+ __evsel__sample_size(attr.sample_type);
}
return 0;
@@ -857,7 +843,7 @@
[INTEL_BTS_SNAPSHOT_MODE] = " Snapshot mode %"PRId64"\n",
};
-static void intel_bts_print_info(u64 *arr, int start, int finish)
+static void intel_bts_print_info(__u64 *arr, int start, int finish)
{
int i;
@@ -871,12 +857,12 @@
int intel_bts_process_auxtrace_info(union perf_event *event,
struct perf_session *session)
{
- struct auxtrace_info_event *auxtrace_info = &event->auxtrace_info;
+ struct perf_record_auxtrace_info *auxtrace_info = &event->auxtrace_info;
size_t min_sz = sizeof(u64) * INTEL_BTS_SNAPSHOT_MODE;
struct intel_bts *bts;
int err;
- if (auxtrace_info->header.size < sizeof(struct auxtrace_info_event) +
+ if (auxtrace_info->header.size < sizeof(struct perf_record_auxtrace_info) +
min_sz)
return -EINVAL;
@@ -906,6 +892,7 @@
bts->auxtrace.flush_events = intel_bts_flush;
bts->auxtrace.free_events = intel_bts_free_events;
bts->auxtrace.free = intel_bts_free;
+ bts->auxtrace.evsel_is_auxtrace = intel_bts_evsel_is_auxtrace;
session->auxtrace = &bts->auxtrace;
intel_bts_print_info(&auxtrace_info->priv[0], INTEL_BTS_PMU_TYPE,
@@ -914,12 +901,12 @@
if (dump_trace)
return 0;
- if (session->itrace_synth_opts && session->itrace_synth_opts->set) {
+ if (session->itrace_synth_opts->set) {
bts->synth_opts = *session->itrace_synth_opts;
} else {
- itrace_synth_opts__set_default(&bts->synth_opts);
- if (session->itrace_synth_opts)
- bts->synth_opts.thread_stack =
+ itrace_synth_opts__set_default(&bts->synth_opts,
+ session->itrace_synth_opts->default_no_sample);
+ bts->synth_opts.thread_stack =
session->itrace_synth_opts->thread_stack;
}
--
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