516 	int		dfd;  member
519 static void set_nameidata(struct nameidata *p, int dfd, struct filename *name)  in set_nameidata()  argument
523 	p->dfd = dfd;  in set_nameidata()
2040 	} else if (nd->dfd == AT_FDCWD) {  in path_init()
2057 		struct fd f = fdget_raw(nd->dfd);  in path_init()
2153 static int filename_lookup(int dfd, struct filename *name, unsigned flags,  in filename_lookup()  argument
2164 	set_nameidata(&nd, dfd, name);  in filename_lookup()
2198 static struct filename *filename_parentat(int dfd, struct filename *name,  in filename_parentat()  argument
2207 	set_nameidata(&nd, dfd, name);  in filename_parentat()
2329 int user_path_at_empty(int dfd, const char __user *name, unsigned flags,  in user_path_at_empty()  argument
2332 	return filename_lookup(dfd, getname_flags(name, flags, empty),  in user_path_at_empty()
2344 user_path_parent(int dfd, const char __user *path,  in user_path_parent()  argument
2351 	return filename_parentat(dfd, getname(path), flags & LOOKUP_REVAL,  in user_path_parent()
2473 filename_mountpoint(int dfd, struct filename *name, struct path *path,  in filename_mountpoint()  argument
2480 	set_nameidata(&nd, dfd, name);  in filename_mountpoint()
2508 user_path_mountpoint_at(int dfd, const char __user *name, unsigned int flags,  in user_path_mountpoint_at()  argument
2511 	return filename_mountpoint(dfd, getname(name), path, flags);  in user_path_mountpoint_at()
2515 kern_path_mountpoint(int dfd, const char *name, struct path *path,  in kern_path_mountpoint()  argument
2518 	return filename_mountpoint(dfd, getname_kernel(name), path, flags);  in kern_path_mountpoint()
3346 struct file *do_filp_open(int dfd, struct filename *pathname,  in do_filp_open()  argument
3353 	set_nameidata(&nd, dfd, pathname);  in do_filp_open()
3392 static struct dentry *filename_create(int dfd, struct filename *name,  in filename_create()  argument
3408 	name = filename_parentat(dfd, name, lookup_flags, path, &last, &type);  in filename_create()
3463 struct dentry *kern_path_create(int dfd, const char *pathname,  in kern_path_create()  argument
3466 	return filename_create(dfd, getname_kernel(pathname),  in kern_path_create()
3480 inline struct dentry *user_path_create(int dfd, const char __user *pathname,  in user_path_create()  argument
3483 	return filename_create(dfd, getname(pathname), path, lookup_flags);  in user_path_create()
3532 SYSCALL_DEFINE4(mknodat, int, dfd, const char __user *, filename, umode_t, mode,  in SYSCALL_DEFINE4()  argument
3544 	dentry = user_path_create(dfd, filename, &path, lookup_flags);  in SYSCALL_DEFINE4()
3605 SYSCALL_DEFINE3(mkdirat, int, dfd, const char __user *, pathname, umode_t, mode)  in SYSCALL_DEFINE3()  argument
3613 	dentry = user_path_create(dfd, pathname, &path, lookup_flags);  in SYSCALL_DEFINE3()
3699 static long do_rmdir(int dfd, const char __user *pathname)  in do_rmdir()  argument
3709 	name = user_path_parent(dfd, pathname,  in do_rmdir()
3827 static long do_unlinkat(int dfd, const char __user *pathname)  in do_unlinkat()  argument
3839 	name = user_path_parent(dfd, pathname,  in do_unlinkat()
3900 SYSCALL_DEFINE3(unlinkat, int, dfd, const char __user *, pathname, int, flag)  in SYSCALL_DEFINE3()  argument
3906 		return do_rmdir(dfd, pathname);  in SYSCALL_DEFINE3()
3908 	return do_unlinkat(dfd, pathname);  in SYSCALL_DEFINE3()