---

yaml
---
r: 288639
b: refs/heads/master
c: 781ba9d
h: refs/heads/master
i:
  288637: 22d0f08
  288635: 2374407
  288631: 5d7dba4
  288623: 000443a
  288607: 3a7341b
  288575: 3bcbab8
  288511: c86ec1a
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4eced2347c447c9409877368fc52478c356b4767
+refs/heads/master: 781ba9d2ed9df07dbb413fb5ee80ef7d353841c9

trunk/tools/perf/builtin-record.c

@@ -386,7 +386,7 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
 {
 	struct stat st;
 	int flags;
-	int err, output;
+	int err, output, feat;
 	unsigned long waking = 0;
 	const bool forks = argc > 0;
 	struct machine *machine;
@@ -453,31 +453,21 @@ static int __cmd_record(struct perf_record *rec, int argc, const char **argv)
 
 	rec->session = session;
 
-	if (!rec->no_buildid)
-		perf_header__set_feat(&session->header, HEADER_BUILD_ID);
+	for (feat = HEADER_FIRST_FEATURE; feat < HEADER_LAST_FEATURE; feat++)
+		perf_header__set_feat(&session->header, feat);
+
+	if (rec->no_buildid)
+		perf_header__clear_feat(&session->header, HEADER_BUILD_ID);
+
+	if (!have_tracepoints(&evsel_list->entries))
+		perf_header__clear_feat(&session->header, HEADER_TRACE_INFO);
 
 	if (!rec->file_new) {
 		err = perf_session__read_header(session, output);
 		if (err < 0)
 			goto out_delete_session;
 	}
 
-	if (have_tracepoints(&evsel_list->entries))
-		perf_header__set_feat(&session->header, HEADER_TRACE_INFO);
-
-	perf_header__set_feat(&session->header, HEADER_HOSTNAME);
-	perf_header__set_feat(&session->header, HEADER_OSRELEASE);
-	perf_header__set_feat(&session->header, HEADER_ARCH);
-	perf_header__set_feat(&session->header, HEADER_CPUDESC);
-	perf_header__set_feat(&session->header, HEADER_NRCPUS);
-	perf_header__set_feat(&session->header, HEADER_EVENT_DESC);
-	perf_header__set_feat(&session->header, HEADER_CMDLINE);
-	perf_header__set_feat(&session->header, HEADER_VERSION);
-	perf_header__set_feat(&session->header, HEADER_CPU_TOPOLOGY);
-	perf_header__set_feat(&session->header, HEADER_TOTAL_MEM);
-	perf_header__set_feat(&session->header, HEADER_NUMA_TOPOLOGY);
-	perf_header__set_feat(&session->header, HEADER_CPUID);
-
 	if (forks) {
 		err = perf_evlist__prepare_workload(evsel_list, opts, argv);
 		if (err < 0) {

trunk/tools/perf/util/header.h

@@ -11,6 +11,7 @@
 
 enum {
 	HEADER_RESERVED		= 0,	/* always cleared */
+	HEADER_FIRST_FEATURE	= 1,
 	HEADER_TRACE_INFO	= 1,
 	HEADER_BUILD_ID,