Function XLogInsert

src/backend/access/transam/xloginsert.c:432–436

* Insert an XLOG record having the specified RMID and info bytes, with the * body of the record being the data and buffer references registered earlier * with XLogRegister* calls. * * Returns XLOG pointer to end of record (beginning of next record). * This can be used as LSN for data pages affected by the logged action. * (LSN is the XLOG point up to which the XLOG must be flushed to disk *

 * WAL rule "write the log before the data".)
 */
XLogRecPtr
XLogInsert(RmgrId rmid, uint8 info)
{
	return XLogInsert_Internal(rmid, info, GetCurrentTransactionIdIfAny());
}

static XLogRecPtr
XLogInsert_Internal(RmgrId rmid, uint8 info, TransactionId headerXid)