diff options
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 33 |
1 files changed, 29 insertions, 4 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 3337b5f93336..71efe6573ee7 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -969,6 +969,15 @@ out: return rc; } +static void set_timestamp_boundary(struct record *rec, u64 sample_time) +{ + if (rec->evlist->first_sample_time == 0) + rec->evlist->first_sample_time = sample_time; + + if (sample_time) + rec->evlist->last_sample_time = sample_time; +} + static int process_sample_event(struct perf_tool *tool, union perf_event *event, struct perf_sample *sample, @@ -977,10 +986,7 @@ static int process_sample_event(struct perf_tool *tool, { struct record *rec = container_of(tool, struct record, tool); - if (rec->evlist->first_sample_time == 0) - rec->evlist->first_sample_time = sample->time; - - rec->evlist->last_sample_time = sample->time; + set_timestamp_boundary(rec, sample->time); if (rec->buildid_all) return 0; @@ -2402,6 +2408,17 @@ static int build_id__process_mmap2(struct perf_tool *tool, union perf_event *eve return perf_event__process_mmap2(tool, event, sample, machine); } +static int process_timestamp_boundary(struct perf_tool *tool, + union perf_event *event __maybe_unused, + struct perf_sample *sample, + struct machine *machine __maybe_unused) +{ + struct record *rec = container_of(tool, struct record, tool); + + set_timestamp_boundary(rec, sample->time); + return 0; +} + /* * XXX Ideally would be local to cmd_record() and passed to a record__new * because we need to have access to it in record__exit, that is called @@ -2436,6 +2453,8 @@ static struct record record = { .namespaces = perf_event__process_namespaces, .mmap = build_id__process_mmap, .mmap2 = build_id__process_mmap2, + .itrace_start = process_timestamp_boundary, + .aux = process_timestamp_boundary, .ordered_events = true, }, }; @@ -2714,6 +2733,12 @@ int cmd_record(int argc, const char **argv) rec->no_buildid = true; } + if (rec->opts.record_cgroup && !perf_can_record_cgroup()) { + pr_err("Kernel has no cgroup sampling support.\n"); + err = -EINVAL; + goto out_opts; + } + if (rec->opts.kcore) rec->data.is_dir = true; |