89 	struct dentry *subdir;  in cachefiles_get_directory()  local
100 		subdir = start_creating(&nop_mnt_idmap, dir, &QSTR(dirname));  in cachefiles_get_directory()
102 		subdir = ERR_PTR(ret);  in cachefiles_get_directory()
103 	trace_cachefiles_lookup(NULL, dir, subdir);  in cachefiles_get_directory()
104 	if (IS_ERR(subdir)) {  in cachefiles_get_directory()
106 					   PTR_ERR(subdir),  in cachefiles_get_directory()
108 		if (PTR_ERR(subdir) == -ENOMEM)  in cachefiles_get_directory()
114 	       subdir, d_backing_inode(subdir) ? "positive" : "negative");  in cachefiles_get_directory()
117 	if (d_is_negative(subdir)) {  in cachefiles_get_directory()
127 		ret = security_path_mkdir(&path, subdir, 0700);  in cachefiles_get_directory()
132 			subdir = vfs_mkdir(&nop_mnt_idmap, d_inode(dir), subdir, 0700, NULL);  in cachefiles_get_directory()
133 			if (IS_ERR(subdir))  in cachefiles_get_directory()
134 				ret = PTR_ERR(subdir);  in cachefiles_get_directory()
136 			end_creating(subdir);  in cachefiles_get_directory()
137 			subdir = ERR_PTR(ret);  in cachefiles_get_directory()
139 		if (IS_ERR(subdir)) {  in cachefiles_get_directory()
144 		trace_cachefiles_mkdir(dir, subdir);  in cachefiles_get_directory()
146 		if (unlikely(d_unhashed(subdir) || d_is_negative(subdir))) {  in cachefiles_get_directory()
147 			end_creating(subdir);  in cachefiles_get_directory()
150 		ASSERT(d_backing_inode(subdir));  in cachefiles_get_directory()
153 		       subdir, d_backing_inode(subdir)->i_ino);  in cachefiles_get_directory()
159 	inode_lock(d_inode(subdir));  in cachefiles_get_directory()
160 	end_creating_keep(subdir);  in cachefiles_get_directory()
162 	if (!__cachefiles_mark_inode_in_use(NULL, d_inode(subdir))) {  in cachefiles_get_directory()
164 			  subdir, d_inode(subdir)->i_ino);  in cachefiles_get_directory()
168 	inode_unlock(d_inode(subdir));  in cachefiles_get_directory()
171 	ASSERT(d_backing_inode(subdir));  in cachefiles_get_directory()
173 	if (!d_can_lookup(subdir)) {  in cachefiles_get_directory()
180 	if (!(d_backing_inode(subdir)->i_opflags & IOP_XATTR) ||  in cachefiles_get_directory()
181 	    !d_backing_inode(subdir)->i_op->lookup ||  in cachefiles_get_directory()
182 	    !d_backing_inode(subdir)->i_op->mkdir ||  in cachefiles_get_directory()
183 	    !d_backing_inode(subdir)->i_op->rename ||  in cachefiles_get_directory()
184 	    !d_backing_inode(subdir)->i_op->rmdir ||  in cachefiles_get_directory()
185 	    !d_backing_inode(subdir)->i_op->unlink)  in cachefiles_get_directory()
188 	_leave(" = [%llu]", d_backing_inode(subdir)->i_ino);  in cachefiles_get_directory()
189 	return subdir;  in cachefiles_get_directory()
192 	cachefiles_put_directory(subdir);  in cachefiles_get_directory()
197 	inode_unlock(d_inode(subdir));  in cachefiles_get_directory()
198 	dput(subdir);  in cachefiles_get_directory()
202 	end_creating(subdir);  in cachefiles_get_directory()
207 	ret = PTR_ERR(subdir);  in cachefiles_get_directory()