file_systems/btrfs/kernel_interface.cpp

126 	Volume* volume = new(std::nothrow) Volume(_volume);
127 	if (volume == NULL)
133 	// but that requires us to export our volume data before calling it.
134 	_volume->private_volume = volume;
137 	status_t status = volume->Mount(device, flags);
139 		ERROR("Failed mounting the volume. Error: %s\n", strerror(status));
140 		delete volume;
144 	*_rootID = volume->RootNode()->ID();
152 	Volume* volume = (Volume*)_volume->private_volume;
154 	status_t status = volume->Unmount();
155 	delete volume;
164 	Volume* volume = (Volume*)_volume->private_volume;
168 		| (volume->IsReadOnly() ? B_FS_IS_READONLY : 0);
170 	info->block_size = volume->BlockSize();
171 	info->total_blocks = volume->SuperBlock().TotalSize() / volume->BlockSize();
172 	info->free_blocks = 0; //volume->NumFreeBlocks();
175 	strlcpy(info->volume_name, volume->Name(), sizeof(info->volume_name));
187 	Volume* volume = (Volume*)_volume->private_volume;
188 	if (volume->IsReadOnly())
194 	MutexLocker locker(volume->GetLock());
198 		btrfs_super_block& superBlock = volume->SuperBlock();
204 		status = volume->WriteSuperBlock();
218 	Volume* volume = (Volume*)_volume->private_volume;
220 	Inode* inode = new(std::nothrow) Inode(volume, id);
259 	Volume* volume = (Volume*)_volume->private_volume;
284 		status = read_file_io_vec_pages(volume->Device(), fileVecs,
303 	Volume* volume = (Volume*)_volume->private_volume;
307 	if (io_request_is_write(request) && volume->IsReadOnly()) {
323 	return do_iterative_fd_io(volume->Device(), request,
382 	Volume* volume = (Volume*)_volume->private_volume;
393 			entry_cache_add_missing(volume->ID(), directory->ID(), name);
396 	entry_cache_add(volume->ID(), directory->ID(), name, *_vnodeID);
398 	return get_vnode(volume->FSVolume(), *_vnodeID, NULL);
408 	/*Volume* volume = (Volume*)_volume->private_volume;*/
446 	Volume* volume = (Volume*)_volume->private_volume;
449 	if (volume->IsReadOnly())
459 	Transaction transaction(volume);
526 		notify_stat_changed(volume->ID(), pid, inode->ID(), mask);
577 	Volume* volume = (Volume*)_volume->private_volume;
580 	if (volume->IsReadOnly())
620 	Volume* volume = (Volume*)_volume->private_volume;
624 		notify_stat_changed(volume->ID(), -1, inode->ID(), B_STAT_SIZE);
665 	Volume* volume = (Volume*)_volume->private_volume;
672 	Transaction transaction(volume);
673 	BTree::Path path(volume->FSTree());
680 	Inode inode(volume, id);
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);
711 	Volume* volume = (Volume*)_volume->private_volume;
713 	BTree::Path path(volume->FSTree());
715 	if (volume->IsReadOnly())
725 	Transaction transaction(volume);
726 	ino_t id = volume->GetNextInodeID();
740 	put_vnode(volume->FSVolume(), inode->ID());
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);
756 	Volume* volume = (Volume*)_volume->private_volume;
759 	Transaction transaction(volume);
760 	BTree::Path path(volume->FSTree());
768 	Inode inode(volume, id);
780 	entry_cache_remove(volume->ID(), directory->ID(), name);
781 	entry_cache_remove(volume->ID(), id, "..");
785 		notify_entry_removed(volume->ID(), directory->ID(), name, id);
787 		entry_cache_add(volume->ID(), directory->ID(), name, id);
788 		entry_cache_add(volume->ID(), id, "..", id);
822 	Volume* volume = (Volume*)_volume->private_volume;
847 		dirent->d_dev = volume->ID();
941 	Volume* volume = (Volume*)_volume->private_volume;
942 	dirent->d_dev = volume->ID();
1084 	// initialize the volume
1085 	Volume volume(NULL);
1086 	status = volume.Initialize(fd, name, parameters.blockSize,
1089 		INFORM("Initializing volume failed: %s\n", strerror(status));
1102 		btrfs_super_block super = volume.SuperBlock();