linux uname系统调用_newuname-CSDN博客

网站介绍:uname系统调用入口SYSCALL_DEFINE1(newuname, struct new_utsname __user *, name){ int errno = 0; down_read(&uts_sem); if (copy_to_user(name, utsname(), sizeof *name)) errno = -EFAULT; up_read(&uts_newuname