^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * builtin-inject.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Builtin inject command: Examine the live mode (stdin) event stream
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * and repipe it to stdout while optionally injecting additional
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * events into it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) #include "builtin.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include "util/color.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "util/dso.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include "util/vdso.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include "util/evlist.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include "util/evsel.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include "util/map.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include "util/session.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include "util/tool.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include "util/debug.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include "util/build-id.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include "util/data.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include "util/auxtrace.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include "util/jit.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include "util/symbol.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include "util/synthetic-events.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include "util/thread.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #include "util/namespaces.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <subcmd/parse-options.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <uapi/linux/mman.h> /* To get things like MAP_HUGETLB even on older libc headers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <linux/list.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <signal.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct perf_inject {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) struct perf_tool tool;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) struct perf_session *session;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) bool build_ids;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) bool build_id_all;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) bool sched_stat;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) bool have_auxtrace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) bool strip;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) bool jit_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) const char *input_name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) struct perf_data output;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) u64 bytes_written;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) u64 aux_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) struct list_head samples;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) struct itrace_synth_opts itrace_synth_opts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) char event_copy[PERF_SAMPLE_MAX_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) struct event_entry {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) struct list_head node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) u32 tid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) union perf_event event[];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) static int dso__inject_build_id(struct dso *dso, struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) struct machine *machine, u8 cpumode, u32 flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) static int output_bytes(struct perf_inject *inject, void *buf, size_t sz)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) ssize_t size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) size = perf_data__write(&inject->output, buf, sz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) if (size < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) return -errno;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) inject->bytes_written += size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) static int perf_event__repipe_synth(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) union perf_event *event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) struct perf_inject *inject = container_of(tool, struct perf_inject,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) return output_bytes(inject, event, event->header.size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) static int perf_event__repipe_oe_synth(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) struct ordered_events *oe __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) return perf_event__repipe_synth(tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) #ifdef HAVE_JITDUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) static int perf_event__drop_oe(struct perf_tool *tool __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) union perf_event *event __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) struct ordered_events *oe __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) static int perf_event__repipe_op2_synth(struct perf_session *session,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) union perf_event *event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) return perf_event__repipe_synth(session->tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) static int perf_event__repipe_op4_synth(struct perf_session *session,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) u64 data __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) return perf_event__repipe_synth(session->tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) static int perf_event__repipe_attr(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) struct evlist **pevlist)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) struct perf_inject *inject = container_of(tool, struct perf_inject,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) ret = perf_event__process_attr(tool, event, pevlist);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) if (!inject->output.is_pipe)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) return perf_event__repipe_synth(tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) static int perf_event__repipe_event_update(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) struct evlist **pevlist __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) return perf_event__repipe_synth(tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) #ifdef HAVE_AUXTRACE_SUPPORT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) static int copy_bytes(struct perf_inject *inject, int fd, off_t size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) char buf[4096];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) ssize_t ssz;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) while (size > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) ssz = read(fd, buf, min(size, (off_t)sizeof(buf)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) if (ssz < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) return -errno;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) ret = output_bytes(inject, buf, ssz);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) size -= ssz;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) static s64 perf_event__repipe_auxtrace(struct perf_session *session,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) union perf_event *event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) struct perf_tool *tool = session->tool;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) struct perf_inject *inject = container_of(tool, struct perf_inject,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) inject->have_auxtrace = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) if (!inject->output.is_pipe) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) off_t offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) offset = lseek(inject->output.file.fd, 0, SEEK_CUR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) if (offset == -1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) return -errno;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) ret = auxtrace_index__auxtrace_event(&session->auxtrace_index,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) event, offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) if (perf_data__is_pipe(session->data) || !session->one_mmap) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) ret = output_bytes(inject, event, event->header.size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) ret = copy_bytes(inject, perf_data__fd(session->data),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) event->auxtrace.size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) ret = output_bytes(inject, event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) event->header.size + event->auxtrace.size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) return event->auxtrace.size;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) static s64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) perf_event__repipe_auxtrace(struct perf_session *session __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) union perf_event *event __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) pr_err("AUX area tracing not supported\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) static int perf_event__repipe(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) struct perf_sample *sample __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) struct machine *machine __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) return perf_event__repipe_synth(tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) static int perf_event__drop(struct perf_tool *tool __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) union perf_event *event __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) struct perf_sample *sample __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) struct machine *machine __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) static int perf_event__drop_aux(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) union perf_event *event __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) struct machine *machine __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) if (!inject->aux_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) inject->aux_id = sample->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) static union perf_event *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) perf_inject__cut_auxtrace_sample(struct perf_inject *inject,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) struct perf_sample *sample)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) size_t sz1 = sample->aux_sample.data - (void *)event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) size_t sz2 = event->header.size - sample->aux_sample.size - sz1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) union perf_event *ev = (union perf_event *)inject->event_copy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) if (sz1 > event->header.size || sz2 > event->header.size ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) sz1 + sz2 > event->header.size ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) sz1 < sizeof(struct perf_event_header) + sizeof(u64))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) return event;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) memcpy(ev, event, sz1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) memcpy((void *)ev + sz1, (void *)event + event->header.size - sz2, sz2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) ev->header.size = sz1 + sz2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) ((u64 *)((void *)ev + sz1))[-1] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) return ev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) typedef int (*inject_handler)(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) struct evsel *evsel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) struct machine *machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) static int perf_event__repipe_sample(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) struct evsel *evsel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) struct perf_inject *inject = container_of(tool, struct perf_inject,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) if (evsel && evsel->handler) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) inject_handler f = evsel->handler;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) return f(tool, event, sample, evsel, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) build_id__mark_dso_hit(tool, event, sample, evsel, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) if (inject->itrace_synth_opts.set && sample->aux_sample.size)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) event = perf_inject__cut_auxtrace_sample(inject, event, sample);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) return perf_event__repipe_synth(tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) static int perf_event__repipe_mmap(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) err = perf_event__process_mmap(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) #ifdef HAVE_JITDUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) static int perf_event__jit_repipe_mmap(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) u64 n = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) * if jit marker, then inject jit mmaps and generate ELF images
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) ret = jit_process(inject->session, &inject->output, machine,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) event->mmap.filename, event->mmap.pid, &n);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) inject->bytes_written += n;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) return perf_event__repipe_mmap(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) static struct dso *findnew_dso(int pid, int tid, const char *filename,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) struct dso_id *id, struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) struct thread *thread;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) struct nsinfo *nsi = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) struct nsinfo *nnsi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) struct dso *dso;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) bool vdso;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) thread = machine__findnew_thread(machine, pid, tid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) if (thread == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) pr_err("cannot find or create a task %d/%d.\n", tid, pid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) vdso = is_vdso_map(filename);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) nsi = nsinfo__get(thread->nsinfo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) if (vdso) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) /* The vdso maps are always on the host and not the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) * container. Ensure that we don't use setns to look
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) * them up.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) nnsi = nsinfo__copy(nsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) if (nnsi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) nsinfo__put(nsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) nnsi->need_setns = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) nsi = nnsi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) dso = machine__findnew_vdso(machine, thread);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) dso = machine__findnew_dso_id(machine, filename, id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) if (dso) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) nsinfo__put(dso->nsinfo);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) dso->nsinfo = nsi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) nsinfo__put(nsi);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) thread__put(thread);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) return dso;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) static int perf_event__repipe_buildid_mmap(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) struct dso *dso;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) dso = findnew_dso(event->mmap.pid, event->mmap.tid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) event->mmap.filename, NULL, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) if (dso && !dso->hit) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) dso->hit = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) dso__inject_build_id(dso, tool, machine, sample->cpumode, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) dso__put(dso);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) return perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) static int perf_event__repipe_mmap2(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) err = perf_event__process_mmap2(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) #ifdef HAVE_JITDUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) static int perf_event__jit_repipe_mmap2(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) u64 n = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) * if jit marker, then inject jit mmaps and generate ELF images
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) ret = jit_process(inject->session, &inject->output, machine,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) event->mmap2.filename, event->mmap2.pid, &n);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) inject->bytes_written += n;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) return perf_event__repipe_mmap2(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) static int perf_event__repipe_buildid_mmap2(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) struct dso_id dso_id = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) .maj = event->mmap2.maj,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) .min = event->mmap2.min,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) .ino = event->mmap2.ino,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) .ino_generation = event->mmap2.ino_generation,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) struct dso *dso;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) dso = findnew_dso(event->mmap2.pid, event->mmap2.tid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) event->mmap2.filename, &dso_id, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) if (dso && !dso->hit) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) dso->hit = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) dso__inject_build_id(dso, tool, machine, sample->cpumode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) event->mmap2.flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) dso__put(dso);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) static int perf_event__repipe_fork(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) err = perf_event__process_fork(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) static int perf_event__repipe_comm(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) err = perf_event__process_comm(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) static int perf_event__repipe_namespaces(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) int err = perf_event__process_namespaces(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) static int perf_event__repipe_exit(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) err = perf_event__process_exit(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) static int perf_event__repipe_tracing_data(struct perf_session *session,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) union perf_event *event)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) perf_event__repipe_synth(session->tool, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) err = perf_event__process_tracing_data(session, event);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) static int dso__read_build_id(struct dso *dso)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) struct nscookie nsc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) if (dso->has_build_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) nsinfo__mountns_enter(dso->nsinfo, &nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) if (filename__read_build_id(dso->long_name, &dso->bid) > 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) dso->has_build_id = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) nsinfo__mountns_exit(&nsc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) return dso->has_build_id ? 0 : -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) static int dso__inject_build_id(struct dso *dso, struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) struct machine *machine, u8 cpumode, u32 flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) if (is_anon_memory(dso->long_name) || flags & MAP_HUGETLB)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) if (is_no_dso_memory(dso->long_name))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) if (dso__read_build_id(dso) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) pr_debug("no build_id found for %s\n", dso->long_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) err = perf_event__synthesize_build_id(tool, dso, cpumode,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) perf_event__repipe, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) if (err) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) pr_err("Can't synthesize build_id event for %s\n", dso->long_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) int perf_event__inject_buildid(struct perf_tool *tool, union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) struct evsel *evsel __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) struct addr_location al;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) struct thread *thread;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) thread = machine__findnew_thread(machine, sample->pid, sample->tid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) if (thread == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) pr_err("problem processing %d event, skipping it.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) event->header.type);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) goto repipe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) if (thread__find_map(thread, sample->cpumode, sample->ip, &al)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) if (!al.map->dso->hit) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) al.map->dso->hit = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) dso__inject_build_id(al.map->dso, tool, machine,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) sample->cpumode, al.map->flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) thread__put(thread);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) repipe:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) perf_event__repipe(tool, event, sample, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) static int perf_inject__sched_process_exit(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) union perf_event *event __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) struct evsel *evsel __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) struct machine *machine __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) struct event_entry *ent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) list_for_each_entry(ent, &inject->samples, node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) if (sample->tid == ent->tid) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) list_del_init(&ent->node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) free(ent);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) static int perf_inject__sched_switch(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) union perf_event *event,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) struct evsel *evsel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) struct event_entry *ent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) perf_inject__sched_process_exit(tool, event, sample, evsel, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) ent = malloc(event->header.size + sizeof(struct event_entry));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) if (ent == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) color_fprintf(stderr, PERF_COLOR_RED,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) "Not enough memory to process sched switch event!");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) ent->tid = sample->tid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) memcpy(&ent->event, event, event->header.size);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) list_add(&ent->node, &inject->samples);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) static int perf_inject__sched_stat(struct perf_tool *tool,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) union perf_event *event __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) struct perf_sample *sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) struct evsel *evsel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) struct machine *machine)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) struct event_entry *ent;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) union perf_event *event_sw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) struct perf_sample sample_sw;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) u32 pid = evsel__intval(evsel, sample, "pid");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) list_for_each_entry(ent, &inject->samples, node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) if (pid == ent->tid)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) goto found;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) found:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) event_sw = &ent->event[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) evsel__parse_sample(evsel, event_sw, &sample_sw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) sample_sw.period = sample->period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) sample_sw.time = sample->time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) perf_event__synthesize_sample(event_sw, evsel->core.attr.sample_type,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) evsel->core.attr.read_format, &sample_sw);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) build_id__mark_dso_hit(tool, event_sw, &sample_sw, evsel, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) return perf_event__repipe(tool, event_sw, &sample_sw, machine);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) static void sig_handler(int sig __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) session_done = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) static int evsel__check_stype(struct evsel *evsel, u64 sample_type, const char *sample_msg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) struct perf_event_attr *attr = &evsel->core.attr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) const char *name = evsel__name(evsel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) if (!(attr->sample_type & sample_type)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) pr_err("Samples for %s event do not have %s attribute set.",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) name, sample_msg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) static int drop_sample(struct perf_tool *tool __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) union perf_event *event __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) struct perf_sample *sample __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) struct evsel *evsel __maybe_unused,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) struct machine *machine __maybe_unused)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) static void strip_init(struct perf_inject *inject)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) struct evlist *evlist = inject->session->evlist;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) struct evsel *evsel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) inject->tool.context_switch = perf_event__drop;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) evlist__for_each_entry(evlist, evsel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) evsel->handler = drop_sample;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) static int __cmd_inject(struct perf_inject *inject)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) int ret = -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) struct perf_session *session = inject->session;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) struct perf_data *data_out = &inject->output;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) int fd = perf_data__fd(data_out);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) u64 output_data_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) signal(SIGINT, sig_handler);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) if (inject->build_ids || inject->sched_stat ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) inject->itrace_synth_opts.set || inject->build_id_all) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) inject->tool.mmap = perf_event__repipe_mmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) inject->tool.mmap2 = perf_event__repipe_mmap2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) inject->tool.fork = perf_event__repipe_fork;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) inject->tool.tracing_data = perf_event__repipe_tracing_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) output_data_offset = session->header.data_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) if (inject->build_id_all) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) inject->tool.mmap = perf_event__repipe_buildid_mmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) inject->tool.mmap2 = perf_event__repipe_buildid_mmap2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) } else if (inject->build_ids) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) inject->tool.sample = perf_event__inject_buildid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) } else if (inject->sched_stat) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) struct evsel *evsel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) evlist__for_each_entry(session->evlist, evsel) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) const char *name = evsel__name(evsel);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) if (!strcmp(name, "sched:sched_switch")) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) if (evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) evsel->handler = perf_inject__sched_switch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) } else if (!strcmp(name, "sched:sched_process_exit"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) evsel->handler = perf_inject__sched_process_exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) else if (!strncmp(name, "sched:sched_stat_", 17))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) evsel->handler = perf_inject__sched_stat;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) } else if (inject->itrace_synth_opts.set) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) session->itrace_synth_opts = &inject->itrace_synth_opts;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) inject->itrace_synth_opts.inject = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) inject->tool.comm = perf_event__repipe_comm;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) inject->tool.namespaces = perf_event__repipe_namespaces;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) inject->tool.exit = perf_event__repipe_exit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) inject->tool.id_index = perf_event__process_id_index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) inject->tool.auxtrace_info = perf_event__process_auxtrace_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) inject->tool.auxtrace = perf_event__process_auxtrace;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) inject->tool.aux = perf_event__drop_aux;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) inject->tool.itrace_start = perf_event__drop_aux,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) inject->tool.ordered_events = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) inject->tool.ordering_requires_timestamps = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) /* Allow space in the header for new attributes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) output_data_offset = roundup(8192 + session->header.data_offset, 4096);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) if (inject->strip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) strip_init(inject);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) if (!inject->itrace_synth_opts.set)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) auxtrace_index__free(&session->auxtrace_index);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) if (!data_out->is_pipe)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) lseek(fd, output_data_offset, SEEK_SET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) ret = perf_session__process_events(session);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) if (!data_out->is_pipe) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) if (inject->build_ids)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) perf_header__set_feat(&session->header,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) HEADER_BUILD_ID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) * Keep all buildids when there is unprocessed AUX data because
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) * it is not known which ones the AUX trace hits.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) if (perf_header__has_feat(&session->header, HEADER_BUILD_ID) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) inject->have_auxtrace && !inject->itrace_synth_opts.set)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) dsos__hit_all(session);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) * The AUX areas have been removed and replaced with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) * synthesized hardware events, so clear the feature flag.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) if (inject->itrace_synth_opts.set) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) perf_header__clear_feat(&session->header,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) HEADER_AUXTRACE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) if (inject->itrace_synth_opts.last_branch ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) inject->itrace_synth_opts.add_last_branch)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) perf_header__set_feat(&session->header,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) HEADER_BRANCH_STACK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) session->header.data_offset = output_data_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) session->header.data_size = inject->bytes_written;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) perf_session__write_header(session, session->evlist, fd, true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) int cmd_inject(int argc, const char **argv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) struct perf_inject inject = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) .tool = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) .sample = perf_event__repipe_sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) .read = perf_event__repipe_sample,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) .mmap = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) .mmap2 = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) .comm = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) .namespaces = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) .cgroup = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) .fork = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) .exit = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) .lost = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) .lost_samples = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) .aux = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) .itrace_start = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) .context_switch = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) .throttle = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) .unthrottle = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) .ksymbol = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) .bpf = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) .text_poke = perf_event__repipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) .attr = perf_event__repipe_attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) .event_update = perf_event__repipe_event_update,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) .tracing_data = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) .finished_round = perf_event__repipe_oe_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) .build_id = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) .id_index = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) .auxtrace_info = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) .auxtrace_error = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) .time_conv = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) .thread_map = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) .cpu_map = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) .stat_config = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) .stat = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) .stat_round = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) .feature = perf_event__repipe_op2_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) .compressed = perf_event__repipe_op4_synth,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) .auxtrace = perf_event__repipe_auxtrace,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) .input_name = "-",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) .samples = LIST_HEAD_INIT(inject.samples),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) .output = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) .path = "-",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) .mode = PERF_DATA_MODE_WRITE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) struct perf_data data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) .mode = PERF_DATA_MODE_READ,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) struct option options[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) OPT_BOOLEAN('b', "build-ids", &inject.build_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) "Inject build-ids into the output stream"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) OPT_BOOLEAN(0, "buildid-all", &inject.build_id_all,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) "Inject build-ids of all DSOs into the output stream"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) OPT_STRING('i', "input", &inject.input_name, "file",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) "input file name"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) OPT_STRING('o', "output", &inject.output.path, "file",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) "output file name"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) OPT_BOOLEAN('s', "sched-stat", &inject.sched_stat,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) "Merge sched-stat and sched-switch for getting events "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) "where and how long tasks slept"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) #ifdef HAVE_JITDUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) OPT_BOOLEAN('j', "jit", &inject.jit_mode, "merge jitdump files into perf.data file"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) OPT_INCR('v', "verbose", &verbose,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) "be more verbose (show build ids, etc)"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, "file",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) "kallsyms pathname"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) OPT_BOOLEAN('f', "force", &data.force, "don't complain, do it"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) OPT_CALLBACK_OPTARG(0, "itrace", &inject.itrace_synth_opts,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) NULL, "opts", "Instruction Tracing options\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) ITRACE_HELP,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) itrace_parse_synth_opts),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) OPT_BOOLEAN(0, "strip", &inject.strip,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) "strip non-synthesized events (use with --itrace)"),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) OPT_END()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) const char * const inject_usage[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) "perf inject [<options>]",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) #ifndef HAVE_JITDUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) set_option_nobuild(options, 'j', "jit", "NO_LIBELF=1", true);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) argc = parse_options(argc, argv, options, inject_usage, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) * Any (unrecognized) arguments left?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) if (argc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) usage_with_options(inject_usage, options);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) if (inject.strip && !inject.itrace_synth_opts.set) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) pr_err("--strip option requires --itrace option\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) if (perf_data__open(&inject.output)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) perror("failed to create output file");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) data.path = inject.input_name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) inject.session = perf_session__new(&data, inject.output.is_pipe, &inject.tool);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) if (IS_ERR(inject.session)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) ret = PTR_ERR(inject.session);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) goto out_close_output;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) if (zstd_init(&(inject.session->zstd_data), 0) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) pr_warning("Decompression initialization failed.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) if (inject.build_ids && !inject.build_id_all) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) * to make sure the mmap records are ordered correctly
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) * and so that the correct especially due to jitted code
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) * mmaps. We cannot generate the buildid hit list and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) * inject the jit mmaps at the same time for now.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) inject.tool.ordered_events = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) inject.tool.ordering_requires_timestamps = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) if (inject.sched_stat) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) inject.tool.ordered_events = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) #ifdef HAVE_JITDUMP
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) if (inject.jit_mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) inject.tool.mmap2 = perf_event__jit_repipe_mmap2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) inject.tool.mmap = perf_event__jit_repipe_mmap;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) inject.tool.ordered_events = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) inject.tool.ordering_requires_timestamps = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) * JIT MMAP injection injects all MMAP events in one go, so it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) * does not obey finished_round semantics.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) inject.tool.finished_round = perf_event__drop_oe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) ret = symbol__init(&inject.session->header.env);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) if (ret < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) goto out_delete;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) ret = __cmd_inject(&inject);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) out_delete:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) zstd_fini(&(inject.session->zstd_data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) perf_session__delete(inject.session);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) out_close_output:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) perf_data__close(&inject.output);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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