void WriteBatchExecutor::execRemove( const BatchItemRef& removeItem,
WriteErrorDetail** error ) {
// Removes are similar to updates, but page faults are handled externally
// BEGIN CURRENT OP
scoped_ptr<CurOp> currentOp( beginCurrentOp( _client, removeItem ) );
incOpStats( removeItem );
WriteOpResult result;
// NOTE: Deletes will not fault outside the lock once any data has been written
PageFaultRetryableSection pageFaultSection;
while ( true ) {
try {
multiRemove( removeItem, &result );
break;
}
catch (PageFaultException& pfe) {
pfe.touch();
invariant(!result.getError());
continue;
}
fassertFailed(17429);
}
// END CURRENT OP
incWriteStats( removeItem, result.getStats(), result.getError(), currentOp.get() );
finishCurrentOp( _client, currentOp.get(), result.getError() );
if ( result.getError() ) {
result.getError()->setIndex( removeItem.getItemIndex() );
*error = result.releaseError();
}
}
void WriteBatchExecutor::execRemove( const BatchItemRef& removeItem,
WriteErrorDetail** error ) {
// Removes are similar to updates, but page faults are handled externally
// BEGIN CURRENT OP
scoped_ptr<CurOp> currentOp( beginCurrentOp( _client, removeItem ) );
incOpStats( removeItem );
WriteOpResult result;
multiRemove( _txn, removeItem, &result );
// END CURRENT OP
incWriteStats( removeItem, result.getStats(), result.getError(), currentOp.get() );
finishCurrentOp( _txn, _client, currentOp.get(), result.getError() );
if ( result.getError() ) {
result.getError()->setIndex( removeItem.getItemIndex() );
*error = result.releaseError();
}
}
void WriteBatchExecutor::execRemove( const BatchItemRef& removeItem,
WriteErrorDetail** error ) {
// Removes are similar to updates, but page faults are handled externally
// BEGIN CURRENT OP
scoped_ptr<CurOp> currentOp( beginCurrentOp( _client, removeItem ) );
incOpStats( removeItem );
WriteOpResult result;
while ( true ) {
multiRemove( removeItem, &result );
if ( !result.fault ) {
incWriteStats( removeItem, result.stats, result.error, currentOp.get() );
break;
}
//
// Check page fault out of lock
//
dassert( result.fault );
result.fault->touch();
result.reset();
}
// END CURRENT OP
finishCurrentOp( _client, currentOp.get(), result.error );
if ( result.error ) {
result.error->setIndex( removeItem.getItemIndex() );
*error = result.releaseError();
}
}
void WriteBatchExecutor::execRemove( const BatchItemRef& removeItem,
WriteErrorDetail** error ) {
// Removes are similar to updates, but page faults are handled externally
const BatchedCommandRequest& request = *removeItem.getRequest();
const NamespaceString nss( removeItem.getRequest()->getNS() );
// BEGIN CURRENT OP
scoped_ptr<CurOp> currentOp( beginCurrentOp( _client, removeItem ) );
incOpStats( removeItem );
WriteOpResult result;
while ( true ) {
{
// NOTE: Deletes will not fault outside the lock once any data has been written
PageFaultRetryableSection pFaultSection;
///////////////////////////////////////////
Lock::DBWrite writeLock( nss.ns() );
///////////////////////////////////////////
// Check version once we're locked
if ( !checkShardVersion( &shardingState, request, &result.error ) ) {
// Version error
break;
}
// Context once we're locked, to set more details in currentOp()
// TODO: better constructor?
Client::Context writeContext( nss.ns(),
storageGlobalParams.dbpath,
false /* don't check version */);
multiRemove( removeItem, &result );
if ( !result.fault ) {
incWriteStats( removeItem, result.stats, result.error, currentOp.get() );
break;
}
}
//
// Check page fault out of lock
//
dassert( result.fault );
result.fault->touch();
result.reset();
}
// END CURRENT OP
finishCurrentOp( _client, currentOp.get(), result.error );
if ( result.error ) {
result.error->setIndex( removeItem.getItemIndex() );
*error = result.releaseError();
}
}
