taglinefilesource code
O_WRONLY83fs/exec.cif (open_namei("core",O_CREAT | O_WRONLY | O_TRUNC,0600,&inode))
O_WRONLY205fs/namei.cflag |= O_WRONLY;
O_WRONLY338fs/open.creturn sys_open(pathname, O_CREAT | O_WRONLY | O_TRUNC, mode);