PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ  992 tools/perf/util/auxtrace.c 	synth_opts->last_branch_sz = PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ;
PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ 1114 tools/perf/util/auxtrace.c 					PERF_ITRACE_DEFAULT_LAST_BRANCH_SZ;