file_systems/btrfs/kernel_interface.cpp

383 	Inode* directory = (Inode*)_directory->private_node;
386 	status_t status = directory->CheckPermissions(X_OK);
390 	status = DirectoryIterator(directory).Lookup(name, strlen(name), _vnodeID);
393 			entry_cache_add_missing(volume->ID(), directory->ID(), name);
396 	entry_cache_add(volume->ID(), directory->ID(), name, *_vnodeID);
539 	// opening a directory read-only is allowed, although you can't read
666 	Inode* directory = (Inode*)_directory->private_node;
668 	status_t status = directory->CheckPermissions(W_OK);
676 	status = DirectoryIterator(directory).Lookup(name, strlen(name), &id);
688 	status = inode.Dereference(transaction, &path, directory->ID(), name);
692 	entry_cache_remove(volume->ID(), directory->ID(), name);
696 		notify_entry_removed(volume->ID(), directory->ID(), name, id);
698 		entry_cache_add(volume->ID(), directory->ID(), name, id);
712 	Inode* directory = (Inode*)_directory->private_node;
718 	if (!directory->IsDirectory())
721 	status_t status = directory->CheckPermissions(W_OK);
728 	Inode* inode = Inode::Create(transaction, id, directory, mode);
736 	status = inode->MakeReference(transaction, &path, directory, name, mode);
741 	entry_cache_add(volume->ID(), directory->ID(), name, inode->ID());
745 		notify_entry_created(volume->ID(), directory->ID(), name, inode->ID());
747 		entry_cache_remove(volume->ID(), directory->ID(), name);
757 	Inode* directory = (Inode*)_directory->private_node;
763 	status_t status = DirectoryIterator(directory).Lookup(name, strlen(name),
776 	status = inode.Dereference(transaction, &path, directory->ID(), name);
780 	entry_cache_remove(volume->ID(), directory->ID(), name);
785 		notify_entry_removed(volume->ID(), directory->ID(), name, id);
787 		entry_cache_add(volume->ID(), directory->ID(), name, id);
1211 	/* directory operations */
1220 	/* attribute directory operations */