42 void free_dentry_private_data(struct dentry *dentry)  in free_dentry_private_data()  argument
44 	kmem_cache_free(sdcardfs_dentry_cachep, dentry->d_fsdata);  in free_dentry_private_data()
45 	dentry->d_fsdata = NULL;  in free_dentry_private_data()
49 int new_dentry_private_data(struct dentry *dentry)  in new_dentry_private_data()  argument
51 	struct sdcardfs_dentry_info *info = SDCARDFS_D(dentry);  in new_dentry_private_data()
59 	dentry->d_fsdata = info;  in new_dentry_private_data()
167 static struct dentry *__sdcardfs_interpose(struct dentry *dentry,  in __sdcardfs_interpose()  argument
175 	struct dentry *ret_dentry;  in __sdcardfs_interpose()
177 	lower_inode = d_inode(lower_path->dentry);  in __sdcardfs_interpose()
198 	ret_dentry = d_splice_alias(inode, dentry);  in __sdcardfs_interpose()
199 	dentry = ret_dentry ?: dentry;  in __sdcardfs_interpose()
200 	if (!IS_ERR(dentry))  in __sdcardfs_interpose()
201 		update_derived_permission_lock(dentry);  in __sdcardfs_interpose()
214 int sdcardfs_interpose(struct dentry *dentry, struct super_block *sb,  in sdcardfs_interpose()  argument
217 	struct dentry *ret_dentry;  in sdcardfs_interpose()
219 	ret_dentry = __sdcardfs_interpose(dentry, sb, lower_path, id);  in sdcardfs_interpose()
251 static struct dentry *__sdcardfs_lookup(struct dentry *dentry,  in __sdcardfs_lookup()  argument
256 	struct dentry *lower_dir_dentry = NULL;  in __sdcardfs_lookup()
257 	struct dentry *lower_dentry;  in __sdcardfs_lookup()
260 	struct dentry *ret_dentry = NULL;  in __sdcardfs_lookup()
263 	sbi = SDCARDFS_SB(dentry->d_sb);  in __sdcardfs_lookup()
265 	d_set_d_op(dentry, &sdcardfs_ci_dops);  in __sdcardfs_lookup()
267 	if (IS_ROOT(dentry))  in __sdcardfs_lookup()
270 	name = &dentry->d_name;  in __sdcardfs_lookup()
273 	lower_dir_dentry = lower_parent_path->dentry;  in __sdcardfs_lookup()
324 		if (need_graft_path(dentry)) {  in __sdcardfs_lookup()
332 			err = setup_obb_dentry(dentry, &lower_path);  in __sdcardfs_lookup()
342 				sdcardfs_put_reset_orig_path(dentry);  in __sdcardfs_lookup()
347 		sdcardfs_set_lower_path(dentry, &lower_path);  in __sdcardfs_lookup()
349 			__sdcardfs_interpose(dentry, dentry->d_sb, &lower_path, id);  in __sdcardfs_lookup()
353 			sdcardfs_put_reset_lower_path(dentry);  in __sdcardfs_lookup()
373 	lower_path.dentry = lower_dentry;  in __sdcardfs_lookup()
385 	sdcardfs_set_lower_path(dentry, &lower_path);  in __sdcardfs_lookup()
412 struct dentry *sdcardfs_lookup(struct inode *dir, struct dentry *dentry,  in sdcardfs_lookup()  argument
415 	struct dentry *ret = NULL, *parent;  in sdcardfs_lookup()
420 	parent = dget_parent(dentry);  in sdcardfs_lookup()
422 	if (!check_caller_access_to_name(d_inode(parent), &dentry->d_name)) {  in sdcardfs_lookup()
438 	err = new_dentry_private_data(dentry);  in sdcardfs_lookup()
444 	ret = __sdcardfs_lookup(dentry, flags, &lower_parent_path,  in sdcardfs_lookup()
449 		dentry = ret;  in sdcardfs_lookup()
450 	if (d_inode(dentry)) {  in sdcardfs_lookup()
451 		fsstack_copy_attr_times(d_inode(dentry),  in sdcardfs_lookup()
452 					sdcardfs_lower_inode(d_inode(dentry)));  in sdcardfs_lookup()
454 		get_derived_permission(parent, dentry);  in sdcardfs_lookup()
455 		fixup_tmp_permissions(d_inode(dentry));  in sdcardfs_lookup()
456 		fixup_lower_ownership(dentry, dentry->d_name.name);  in sdcardfs_lookup()