FEAT_OPN 2842 tools/perf/util/header.c FEAT_OPN(TRACING_DATA, tracing_data, false), FEAT_OPN 2843 tools/perf/util/header.c FEAT_OPN(BUILD_ID, build_id, false), FEAT_OPN 2856 tools/perf/util/header.c FEAT_OPN(BRANCH_STACK, branch_stack, false), FEAT_OPN 2859 tools/perf/util/header.c FEAT_OPN(AUXTRACE, auxtrace, false), FEAT_OPN 2860 tools/perf/util/header.c FEAT_OPN(STAT, stat, false), FEAT_OPN 2861 tools/perf/util/header.c FEAT_OPN(CACHE, cache, true), FEAT_OPN 2865 tools/perf/util/header.c FEAT_OPN(DIR_FORMAT, dir_format, false),