rem: return fBlockAllocator.AllocateForInode(transaction, parent, type, run);
add: return fBlockAllocator.AllocateForInode(transaction, &parent->BlockRun(), type, run);
context: Volume::AllocateForInode(Transaction *transaction, const block_run *parent, mode_t type, block_run &run){	return fBlockAllocator.AllocateForInode(transaction, parent, type, run);}