1500 				    struct dentry *dir,  in lookup_dcache()  argument
1503 	struct dentry *dentry = d_lookup(dir, name);  in lookup_dcache()
1528 	struct inode *dir = base->d_inode;  in __lookup_hash()  local
1534 	if (unlikely(IS_DEADDIR(dir)))  in __lookup_hash()
1541 	old = dir->i_op->lookup(dir, dentry, flags);  in __lookup_hash()
1614 				    struct dentry *dir,  in __lookup_slow()  argument
1618 	struct inode *inode = dir->d_inode;  in __lookup_slow()
1625 	dentry = d_alloc_parallel(dir, name, &wq);  in __lookup_slow()
1651 				  struct dentry *dir,  in lookup_slow()  argument
1654 	struct inode *inode = dir->d_inode;  in lookup_slow()
1657 	res = __lookup_slow(name, dir, flags);  in lookup_slow()
2745 int __check_sticky(struct inode *dir, struct inode *inode)  in __check_sticky()  argument
2751 	if (uid_eq(dir->i_uid, fsuid))  in __check_sticky()
2777 static int may_delete(struct inode *dir, struct dentry *victim, bool isdir)  in may_delete()  argument
2786 	BUG_ON(victim->d_parent->d_inode != dir);  in may_delete()
2792 	audit_inode_child(dir, victim, AUDIT_TYPE_CHILD_DELETE);  in may_delete()
2794 	error = inode_permission(dir, MAY_WRITE | MAY_EXEC);  in may_delete()
2797 	if (IS_APPEND(dir))  in may_delete()
2800 	if (check_sticky(dir, inode) || IS_APPEND(inode) ||  in may_delete()
2810 	if (IS_DEADDIR(dir))  in may_delete()
2826 static inline int may_create(struct inode *dir, struct dentry *child)  in may_create()  argument
2829 	audit_inode_child(dir, child, AUDIT_TYPE_CHILD_CREATE);  in may_create()
2832 	if (IS_DEADDIR(dir))  in may_create()
2834 	s_user_ns = dir->i_sb->s_user_ns;  in may_create()
2838 	return inode_permission(dir, MAY_WRITE | MAY_EXEC);  in may_create()
2885 int vfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,  in vfs_create()  argument
2888 	int error = may_create(dir, dentry);  in vfs_create()
2892 	if (!dir->i_op->create)  in vfs_create()
2896 	error = security_inode_create(dir, dentry, mode);  in vfs_create()
2899 	error = dir->i_op->create(dir, dentry, mode, want_excl);  in vfs_create()
2901 		fsnotify_create(dir, dentry);  in vfs_create()
2910 	struct inode *dir = dentry->d_parent->d_inode;  in vfs_mkobj()  local
2911 	int error = may_create(dir, dentry);  in vfs_mkobj()
2917 	error = security_inode_create(dir, dentry, mode);  in vfs_mkobj()
2922 		fsnotify_create(dir, dentry);  in vfs_mkobj()
3018 static int may_o_create(const struct path *dir, struct dentry *dentry, umode_t mode)  in may_o_create()  argument
3021 	int error = security_path_mknod(dir, dentry, mode, 0);  in may_o_create()
3025 	s_user_ns = dir->dentry->d_sb->s_user_ns;  in may_o_create()
3030 	error = inode_permission(dir->dentry->d_inode, MAY_WRITE | MAY_EXEC);  in may_o_create()
3034 	return security_inode_create(dir->dentry->d_inode, dentry, mode);  in may_o_create()
3055 	struct inode *dir =  nd->path.dentry->d_inode;  in atomic_open()  local
3063 	error = dir->i_op->atomic_open(dir, dentry, file,  in atomic_open()
3109 	struct dentry *dir = nd->path.dentry;  in lookup_open()  local
3110 	struct inode *dir_inode = dir->d_inode;  in lookup_open()
3121 	dentry = d_lookup(dir, &nd->last);  in lookup_open()
3124 			dentry = d_alloc_parallel(dir, &nd->last, &wq);  in lookup_open()
3159 		if (!IS_POSIXACL(dir->d_inode))  in lookup_open()
3216 	struct dentry *dir = nd->path.dentry;  in open_last_lookups()  local
3249 		audit_inode(nd->name, dir, AUDIT_INODE_PARENT);  in open_last_lookups()
3264 		inode_lock(dir->d_inode);  in open_last_lookups()
3266 		inode_lock_shared(dir->d_inode);  in open_last_lookups()
3269 		fsnotify_create(dir->d_inode, dentry);  in open_last_lookups()
3271 		inode_unlock(dir->d_inode);  in open_last_lookups()
3273 		inode_unlock_shared(dir->d_inode);  in open_last_lookups()
3358 	struct inode *dir = dentry->d_inode;  in vfs_tmpfile()  local
3363 	error = inode_permission(dir, MAY_WRITE | MAY_EXEC);  in vfs_tmpfile()
3367 	if (!dir->i_op->tmpfile)  in vfs_tmpfile()
3373 	if (!IS_POSIXACL(dir))  in vfs_tmpfile()
3375 	error = dir->i_op->tmpfile(dir, child, mode);  in vfs_tmpfile()
3620 int vfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev)  in vfs_mknod()  argument
3623 	int error = may_create(dir, dentry);  in vfs_mknod()
3632 	if (!dir->i_op->mknod)  in vfs_mknod()
3639 	error = security_inode_mknod(dir, dentry, mode, dev);  in vfs_mknod()
3643 	error = dir->i_op->mknod(dir, dentry, mode, dev);  in vfs_mknod()
3645 		fsnotify_create(dir, dentry);  in vfs_mknod()
3722 int vfs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)  in vfs_mkdir()  argument
3724 	int error = may_create(dir, dentry);  in vfs_mkdir()
3725 	unsigned max_links = dir->i_sb->s_max_links;  in vfs_mkdir()
3730 	if (!dir->i_op->mkdir)  in vfs_mkdir()
3734 	error = security_inode_mkdir(dir, dentry, mode);  in vfs_mkdir()
3738 	if (max_links && dir->i_nlink >= max_links)  in vfs_mkdir()
3741 	error = dir->i_op->mkdir(dir, dentry, mode);  in vfs_mkdir()
3743 		fsnotify_mkdir(dir, dentry);  in vfs_mkdir()
3783 int vfs_rmdir(struct inode *dir, struct dentry *dentry)  in vfs_rmdir()  argument
3785 	int error = may_delete(dir, dentry, 1);  in vfs_rmdir()
3790 	if (!dir->i_op->rmdir)  in vfs_rmdir()
3800 	error = security_inode_rmdir(dir, dentry);  in vfs_rmdir()
3804 	error = dir->i_op->rmdir(dir, dentry);  in vfs_rmdir()
3817 		d_delete_notify(dir, dentry);  in vfs_rmdir()
3903 int vfs_unlink(struct inode *dir, struct dentry *dentry, struct inode **delegated_inode)  in vfs_unlink()  argument
3906 	int error = may_delete(dir, dentry, 0);  in vfs_unlink()
3911 	if (!dir->i_op->unlink)  in vfs_unlink()
3918 		error = security_inode_unlink(dir, dentry);  in vfs_unlink()
3923 			error = dir->i_op->unlink(dir, dentry);  in vfs_unlink()
3935 		fsnotify_unlink(dir, dentry);  in vfs_unlink()
3938 		d_delete_notify(dir, dentry);  in vfs_unlink()
4037 int vfs_symlink(struct inode *dir, struct dentry *dentry, const char *oldname)  in vfs_symlink()  argument
4039 	int error = may_create(dir, dentry);  in vfs_symlink()
4044 	if (!dir->i_op->symlink)  in vfs_symlink()
4047 	error = security_inode_symlink(dir, dentry, oldname);  in vfs_symlink()
4051 	error = dir->i_op->symlink(dir, dentry, oldname);  in vfs_symlink()
4053 		fsnotify_create(dir, dentry);  in vfs_symlink()
4119 int vfs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *new_dentry, struct inode …  in vfs_link()  argument
4122 	unsigned max_links = dir->i_sb->s_max_links;  in vfs_link()
4128 	error = may_create(dir, new_dentry);  in vfs_link()
4132 	if (dir->i_sb != inode->i_sb)  in vfs_link()
4147 	if (!dir->i_op->link)  in vfs_link()
4152 	error = security_inode_link(old_dentry, dir, new_dentry);  in vfs_link()
4165 			error = dir->i_op->link(old_dentry, dir, new_dentry);  in vfs_link()
4175 		fsnotify_link(dir, inode, new_dentry);  in vfs_link()