10 files changed, 67 insertions, 53 deletions

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index a6ea956a533e..21db76d71ddf 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -856,7 +856,7 @@ static void perf_top__mmap_read_idx(struct perf_top *top, int idx)
                                                    &sample, machine);
                 } else if (event->header.type < PERF_RECORD_MAX) {
                         hists__inc_nr_events(&evsel->hists, event->header.type);
-                        machine__process_event(machine, event);
+                        machine__process_event(machine, event, &sample);
                 } else
                         ++session->stats.nr_unknown_events;
 next_event:
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index dc3da654ff12..95d639212d98 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1122,7 +1122,7 @@ static size_t trace__fprintf_entry_head(struct trace *trace, struct thread *thre
 }
 
 static int trace__process_event(struct trace *trace, struct machine *machine,
-                                union perf_event *event)
+                                union perf_event *event, struct perf_sample *sample)
 {
         int ret = 0;
 
@@ -1130,9 +1130,9 @@ static int trace__process_event(struct trace *trace, struct machine *machine,
         case PERF_RECORD_LOST:
                 color_fprintf(trace->output, PERF_COLOR_RED,
                               "LOST %" PRIu64 " events!\n", event->lost.lost);
-                ret = machine__process_lost_event(machine, event);
+                ret = machine__process_lost_event(machine, event, sample);
         default:
-                ret = machine__process_event(machine, event);
+                ret = machine__process_event(machine, event, sample);
                 break;
         }
 
@@ -1141,11 +1141,11 @@ static int trace__process_event(struct trace *trace, struct machine *machine,
 
 static int trace__tool_process(struct perf_tool *tool,
                                union perf_event *event,
-                               struct perf_sample *sample __maybe_unused,
+                               struct perf_sample *sample,
                                struct machine *machine)
 {
         struct trace *trace = container_of(tool, struct trace, tool);
-        return trace__process_event(trace, machine, event);
+        return trace__process_event(trace, machine, event, sample);
 }
 
 static int trace__symbols_init(struct trace *trace, struct perf_evlist *evlist)
@@ -1751,7 +1751,7 @@ again:
                                 trace->base_time = sample.time;
 
                         if (type != PERF_RECORD_SAMPLE) {
-                                trace__process_event(trace, trace->host, event);
+                                trace__process_event(trace, trace->host, event, &sample);
                                 continue;
                         }
 
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index e3fedfa2906e..49ccc3b2995e 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -276,7 +276,7 @@ static int process_event(struct machine *machine, struct perf_evlist *evlist,
                 return process_sample_event(machine, evlist, event, state);
 
         if (event->header.type < PERF_RECORD_MAX)
-                return machine__process_event(machine, event);
+                return machine__process_event(machine, event, NULL);
 
         return 0;
 }
diff --git a/tools/perf/tests/hists_link.c b/tools/perf/tests/hists_link.c
index 4475b0ff76e5..6c337e653540 100644
--- a/tools/perf/tests/hists_link.c
+++ b/tools/perf/tests/hists_link.c
@@ -93,7 +93,7 @@ static struct machine *setup_fake_machine(struct machines *machines)
                 if (thread == NULL)
                         goto out;
 
-                thread__set_comm(thread, fake_threads[i].comm);
+                thread__set_comm(thread, fake_threads[i].comm, 0);
         }
 
         for (i = 0; i < ARRAY_SIZE(fake_mmap_info); i++) {
@@ -110,7 +110,7 @@ static struct machine *setup_fake_machine(struct machines *machines)
                 strcpy(fake_mmap_event.mmap.filename,
                        fake_mmap_info[i].filename);
 
-                machine__process_mmap_event(machine, &fake_mmap_event);
+                machine__process_mmap_event(machine, &fake_mmap_event, NULL);
         }
 
         for (i = 0; i < ARRAY_SIZE(fake_symbols); i++) {
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 7a2842ed53f3..c26b3539187b 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -512,18 +512,18 @@ size_t perf_event__fprintf_comm(union perf_event *event, FILE *fp)
 
 int perf_event__process_comm(struct perf_tool *tool __maybe_unused,
                              union perf_event *event,
-                             struct perf_sample *sample __maybe_unused,
+                             struct perf_sample *sample,
                              struct machine *machine)
 {
-        return machine__process_comm_event(machine, event);
+        return machine__process_comm_event(machine, event, sample);
 }
 
 int perf_event__process_lost(struct perf_tool *tool __maybe_unused,
                              union perf_event *event,
-                             struct perf_sample *sample __maybe_unused,
+                             struct perf_sample *sample,
                              struct machine *machine)
 {
-        return machine__process_lost_event(machine, event);
+        return machine__process_lost_event(machine, event, sample);
 }
 
 size_t perf_event__fprintf_mmap(union perf_event *event, FILE *fp)
@@ -546,18 +546,18 @@ size_t perf_event__fprintf_mmap2(union perf_event *event, FILE *fp)
 
 int perf_event__process_mmap(struct perf_tool *tool __maybe_unused,
                              union perf_event *event,
-                             struct perf_sample *sample __maybe_unused,
+                             struct perf_sample *sample,
                              struct machine *machine)
 {
-        return machine__process_mmap_event(machine, event);
+        return machine__process_mmap_event(machine, event, sample);
 }
 
 int perf_event__process_mmap2(struct perf_tool *tool __maybe_unused,
                              union perf_event *event,
-                             struct perf_sample *sample __maybe_unused,
+                             struct perf_sample *sample,
                              struct machine *machine)
 {
-        return machine__process_mmap2_event(machine, event);
+        return machine__process_mmap2_event(machine, event, sample);
 }
 
 size_t perf_event__fprintf_task(union perf_event *event, FILE *fp)
@@ -569,18 +569,18 @@ size_t perf_event__fprintf_task(union perf_event *event, FILE *fp)
 
 int perf_event__process_fork(struct perf_tool *tool __maybe_unused,
                              union perf_event *event,
-                             struct perf_sample *sample __maybe_unused,
+                             struct perf_sample *sample,
                              struct machine *machine)
 {
-        return machine__process_fork_event(machine, event);
+        return machine__process_fork_event(machine, event, sample);
 }
 
 int perf_event__process_exit(struct perf_tool *tool __maybe_unused,
                              union perf_event *event,
-                             struct perf_sample *sample __maybe_unused,
+                             struct perf_sample *sample,
                              struct machine *machine)
 {
-        return machine__process_exit_event(machine, event);
+        return machine__process_exit_event(machine, event, sample);
 }
 
 size_t perf_event__fprintf(union perf_event *event, FILE *fp)
@@ -611,10 +611,10 @@ size_t perf_event__fprintf(union perf_event *event, FILE *fp)
 
 int perf_event__process(struct perf_tool *tool __maybe_unused,
                         union perf_event *event,
-                        struct perf_sample *sample __maybe_unused,
+                        struct perf_sample *sample,
                         struct machine *machine)
 {
-        return machine__process_event(machine, event);
+        return machine__process_event(machine, event, sample);
 }
 
 void thread__find_addr_map(struct thread *self,
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index ea93425cce95..ce034c183a7e 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -40,7 +40,7 @@ int machine__init(struct machine *machine, const char *root_dir, pid_t pid)
                         return -ENOMEM;
 
                 snprintf(comm, sizeof(comm), "[guest/%d]", pid);
-                thread__set_comm(thread, comm);
+                thread__set_comm(thread, comm, 0);
         }
 
         return 0;
@@ -331,7 +331,8 @@ struct thread *machine__find_thread(struct machine *machine, pid_t tid)
         return __machine__findnew_thread(machine, 0, tid, false);
 }
 
-int machine__process_comm_event(struct machine *machine, union perf_event *event)
+int machine__process_comm_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample)
 {
         struct thread *thread = machine__findnew_thread(machine,
                                                         event->comm.pid,
@@ -340,7 +341,7 @@ int machine__process_comm_event(struct machine *machine, union perf_event *event
         if (dump_trace)
                 perf_event__fprintf_comm(event, stdout);
 
-        if (thread == NULL || thread__set_comm(thread, event->comm.comm)) {
+        if (thread == NULL || thread__set_comm(thread, event->comm.comm, sample->time)) {
                 dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
                 return -1;
         }
@@ -349,7 +350,7 @@ int machine__process_comm_event(struct machine *machine, union perf_event *event
 }
 
 int machine__process_lost_event(struct machine *machine __maybe_unused,
-                                union perf_event *event)
+                                union perf_event *event, struct perf_sample *sample __maybe_unused)
 {
         dump_printf(": id:%" PRIu64 ": lost:%" PRIu64 "\n",
                     event->lost.id, event->lost.lost);
@@ -984,7 +985,8 @@ out_problem:
 }
 
 int machine__process_mmap2_event(struct machine *machine,
-                                 union perf_event *event)
+                                 union perf_event *event,
+                                 struct perf_sample *sample __maybe_unused)
 {
         u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
         struct thread *thread;
@@ -1031,7 +1033,8 @@ out_problem:
         return 0;
 }
 
-int machine__process_mmap_event(struct machine *machine, union perf_event *event)
+int machine__process_mmap_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample __maybe_unused)
 {
         u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
         struct thread *thread;
@@ -1088,7 +1091,8 @@ static void machine__remove_thread(struct machine *machine, struct thread *th)
         list_add_tail(&th->node, &machine->dead_threads);
 }
 
-int machine__process_fork_event(struct machine *machine, union perf_event *event)
+int machine__process_fork_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample)
 {
         struct thread *thread = machine__find_thread(machine, event->fork.tid);
         struct thread *parent = machine__findnew_thread(machine,
@@ -1105,7 +1109,7 @@ int machine__process_fork_event(struct machine *machine, union perf_event *event
                 perf_event__fprintf_task(event, stdout);
 
         if (thread == NULL || parent == NULL ||
-            thread__fork(thread, parent) < 0) {
+            thread__fork(thread, parent, sample->time) < 0) {
                 dump_printf("problem processing PERF_RECORD_FORK, skipping event.\n");
                 return -1;
         }
@@ -1113,8 +1117,8 @@ int machine__process_fork_event(struct machine *machine, union perf_event *event
         return 0;
 }
 
-int machine__process_exit_event(struct machine *machine __maybe_unused,
-                                union perf_event *event)
+int machine__process_exit_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample __maybe_unused)
 {
         struct thread *thread = machine__find_thread(machine, event->fork.tid);
 
@@ -1127,23 +1131,24 @@ int machine__process_exit_event(struct machine *machine __maybe_unused,
         return 0;
 }
 
-int machine__process_event(struct machine *machine, union perf_event *event)
+int machine__process_event(struct machine *machine, union perf_event *event,
+                           struct perf_sample *sample)
 {
         int ret;
 
         switch (event->header.type) {
         case PERF_RECORD_COMM:
-                ret = machine__process_comm_event(machine, event); break;
+                ret = machine__process_comm_event(machine, event, sample); break;
         case PERF_RECORD_MMAP:
-                ret = machine__process_mmap_event(machine, event); break;
+                ret = machine__process_mmap_event(machine, event, sample); break;
         case PERF_RECORD_MMAP2:
-                ret = machine__process_mmap2_event(machine, event); break;
+                ret = machine__process_mmap2_event(machine, event, sample); break;
         case PERF_RECORD_FORK:
-                ret = machine__process_fork_event(machine, event); break;
+                ret = machine__process_fork_event(machine, event, sample); break;
         case PERF_RECORD_EXIT:
-                ret = machine__process_exit_event(machine, event); break;
+                ret = machine__process_exit_event(machine, event, sample); break;
         case PERF_RECORD_LOST:
-                ret = machine__process_lost_event(machine, event); break;
+                ret = machine__process_lost_event(machine, event, sample); break;
         default:
                 ret = -1;
                 break;
diff --git a/tools/perf/util/machine.h b/tools/perf/util/machine.h
index 4c1f5d567f54..2389ba81fafe 100644
--- a/tools/perf/util/machine.h
+++ b/tools/perf/util/machine.h
@@ -40,13 +40,20 @@ struct map *machine__kernel_map(struct machine *machine, enum map_type type)
 
 struct thread *machine__find_thread(struct machine *machine, pid_t tid);
 
-int machine__process_comm_event(struct machine *machine, union perf_event *event);
-int machine__process_exit_event(struct machine *machine, union perf_event *event);
-int machine__process_fork_event(struct machine *machine, union perf_event *event);
-int machine__process_lost_event(struct machine *machine, union perf_event *event);
-int machine__process_mmap_event(struct machine *machine, union perf_event *event);
-int machine__process_mmap2_event(struct machine *machine, union perf_event *event);
-int machine__process_event(struct machine *machine, union perf_event *event);
+int machine__process_comm_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample);
+int machine__process_exit_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample);
+int machine__process_fork_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample);
+int machine__process_lost_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample);
+int machine__process_mmap_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample);
+int machine__process_mmap2_event(struct machine *machine, union perf_event *event,
+                                 struct perf_sample *sample);
+int machine__process_event(struct machine *machine, union perf_event *event,
+                                struct perf_sample *sample);
 
 typedef void (*machine__process_t)(struct machine *machine, void *data);
 
diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 4ba7b548e055..3c1b30103d54 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -1100,7 +1100,7 @@ static struct thread *perf_session__register_idle_thread(struct perf_session *se
 {
         struct thread *thread = perf_session__findnew(self, 0);
 
-        if (thread == NULL || thread__set_comm(thread, "swapper")) {
+        if (thread == NULL || thread__set_comm(thread, "swapper", 0)) {
                 pr_err("problem inserting idle task.\n");
                 thread = NULL;
         }
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index 56760079565b..0ea73fe383f5 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -31,7 +31,8 @@ void thread__delete(struct thread *thread)
         free(thread);
 }
 
-int thread__set_comm(struct thread *thread, const char *comm)
+int thread__set_comm(struct thread *thread, const char *comm,
+                     u64 timestamp __maybe_unused)
 {
         int err;
 
@@ -73,7 +74,8 @@ void thread__insert_map(struct thread *thread, struct map *map)
         map_groups__insert(&thread->mg, map);
 }
 
-int thread__fork(struct thread *thread, struct thread *parent)
+int thread__fork(struct thread *thread, struct thread *parent,
+                 u64 timestamp __maybe_unused)
 {
         int i;
 
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 6561ad21d9a7..4e9724270a64 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -33,11 +33,11 @@ static inline void thread__exited(struct thread *thread)
         thread->dead = true;
 }
 
-int thread__set_comm(struct thread *self, const char *comm);
+int thread__set_comm(struct thread *thread, const char *comm, u64 timestamp);
 int thread__comm_len(struct thread *self);
 const char *thread__comm_str(const struct thread *thread);
 void thread__insert_map(struct thread *self, struct map *map);
-int thread__fork(struct thread *self, struct thread *parent);
+int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
 size_t thread__fprintf(struct thread *thread, FILE *fp);
 
 static inline struct map *thread__find_map(struct thread *self,