void RecordStoreV1Base::increaseStorageSize( TransactionExperiment* txn,
int size,
int quotaMax ) {
DiskLoc eloc = _extentManager->allocateExtent( txn,
_ns,
isCapped(),
size,
quotaMax );
Extent *e = _extentManager->getExtent( eloc, false );
invariant( e );
DiskLoc emptyLoc = e->reuse(txn, _ns, isCapped() );
if ( _details->lastExtent().isNull() ) {
verify( _details->firstExtent().isNull() );
_details->setFirstExtent( txn, eloc );
_details->setLastExtent( txn, eloc );
_details->setCapExtent( txn, eloc );
verify( e->xprev.isNull() );
verify( e->xnext.isNull() );
}
else {
verify( !_details->firstExtent().isNull() );
*txn->writing(&e->xprev) = _details->lastExtent();
*txn->writing(&_extentManager->getExtent(_details->lastExtent())->xnext) = eloc;
_details->setLastExtent( txn, eloc );
}
_details->setLastExtentSize( txn, e->length );
addDeletedRec(txn, emptyLoc);
}
