219  * @dfd: A file descriptor representing the base dir for a relative filename
232 static int vfs_statx(int dfd, struct filename *filename, int flags,  in vfs_statx()  argument
244 	error = filename_lookup(dfd, filename, lookup_flags, &path, NULL);  in vfs_statx()
274 int vfs_fstatat(int dfd, const char __user *filename,  in vfs_fstatat()  argument
287 	if (dfd >= 0 && flags == AT_EMPTY_PATH) {  in vfs_fstatat()
295 			return vfs_fstat(dfd, stat);  in vfs_fstatat()
299 	ret = vfs_statx(dfd, name, statx_flags, stat, STATX_BASIC_STATS);  in vfs_fstatat()
457 SYSCALL_DEFINE4(newfstatat, int, dfd, const char __user *, filename,  in SYSCALL_DEFINE4()  argument
463 	error = vfs_fstatat(dfd, filename, &stat, flag);  in SYSCALL_DEFINE4()
482 static int do_readlinkat(int dfd, const char __user *pathname,  in do_readlinkat()  argument
494 	error = user_path_at_empty(dfd, pathname, lookup_flags, &path, &empty);  in do_readlinkat()
518 SYSCALL_DEFINE4(readlinkat, int, dfd, const char __user *, pathname,  in SYSCALL_DEFINE4()  argument
521 	return do_readlinkat(dfd, pathname, buf, bufsiz);  in SYSCALL_DEFINE4()
608 SYSCALL_DEFINE4(fstatat64, int, dfd, const char __user *, filename,  in SYSCALL_DEFINE4()  argument
614 	error = vfs_fstatat(dfd, filename, &stat, flag);  in SYSCALL_DEFINE4()
660 int do_statx(int dfd, struct filename *filename, unsigned int flags,  in do_statx()  argument
676 	error = vfs_statx(dfd, filename, flags, &stat, mask);  in do_statx()
685  * @dfd: Base directory to pathwalk from *or* fd to stat.
691  * Note that fstat() can be emulated by setting dfd to the fd of interest,
695 		int, dfd, const char __user *, filename, unsigned, flags,  in SYSCALL_DEFINE5()  argument
703 	ret = do_statx(dfd, name, flags, mask, buffer);  in SYSCALL_DEFINE5()
770 COMPAT_SYSCALL_DEFINE4(newfstatat, unsigned int, dfd,  in COMPAT_SYSCALL_DEFINE4()  argument
777 	error = vfs_fstatat(dfd, filename, &stat, flag);  in COMPAT_SYSCALL_DEFINE4()