PERF_COMP_ZSTD   1383 tools/perf/builtin-record.c 	session->header.env.comp_type  = PERF_COMP_ZSTD;
PERF_COMP_ZSTD   1771 tools/perf/util/header.c 		ff->ph->env.comp_type == PERF_COMP_ZSTD ? "Zstd" : "Unknown",