start_command 101 tools/lib/subcmd/pager.c if (start_command(&pager_process)) start_command 207 tools/lib/subcmd/run-command.c int code = start_command(cmd); start_command 52 tools/lib/subcmd/run-command.h int start_command(struct child_process *); start_command 83 tools/perf/builtin-help.c if (start_command(&ec_process)) {