diff options
Diffstat (limited to 'tools/perf/builtin-record.c')
| -rw-r--r-- | tools/perf/builtin-record.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index a6d887d97ceb..5b6a1d23efe5 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -1573,16 +1573,27 @@ static int __cmd_record(struct record *rec, int argc, const char **argv) goto out_child; } + err = -1; if (!rec->no_buildid && !perf_header__has_feat(&session->header, HEADER_BUILD_ID)) { pr_err("Couldn't generate buildids. " "Use --no-buildid to profile anyway.\n"); - err = -1; goto out_child; } - if (!opts->no_bpf_event) - bpf_event__add_sb_event(&rec->sb_evlist, &session->header.env); + if (!opts->no_bpf_event) { + rec->sb_evlist = evlist__new(); + + if (rec->sb_evlist == NULL) { + pr_err("Couldn't create side band evlist.\n."); + goto out_child; + } + + if (evlist__add_bpf_sb_event(rec->sb_evlist, &session->header.env)) { + pr_err("Couldn't ask for PERF_RECORD_BPF_EVENT side band events.\n."); + goto out_child; + } + } if (perf_evlist__start_sb_thread(rec->sb_evlist, &rec->opts.target)) { pr_debug("Couldn't start the BPF side band thread:\nBPF programs starting from now on won't be annotatable\n"); |