234   sqlite3_int64 mmapSize;             /* Usable size of mapping at pMapRegion */  member
3360   if( offset<pFile->mmapSize ){  in unixRead()
3361     if( offset+amt <= pFile->mmapSize ){  in unixRead()
3365       int nCopy = pFile->mmapSize - offset;  in unixRead()
3512   if( offset<pFile->mmapSize ){  in unixWrite()
3513     if( offset+amt <= pFile->mmapSize ){  in unixWrite()
3517       int nCopy = pFile->mmapSize - offset;  in unixWrite()
3823     if( nByte<pFile->mmapSize ){  in unixTruncate()
3824       pFile->mmapSize = nByte;  in unixTruncate()
3919   if( pFile->mmapSizeMax>0 && nByte>pFile->mmapSize ){  in fcntlSizeHint()
4048         if( pFile->mmapSize>0 ){  in unixFileControl()
5125     pFd->mmapSize = 0;  in unixUnmapfile()
5157   assert( nNew>pFd->mmapSize );  in unixRemapfile()
5160   assert( pFd->mmapSizeActual>=pFd->mmapSize );  in unixRemapfile()
5169     i64 nReuse = pFd->mmapSize;  in unixRemapfile()
5172     i64 nReuse = (pFd->mmapSize & ~(szSyspage-1));  in unixRemapfile()
5218   pFd->mmapSize = pFd->mmapSizeActual = nNew;  in unixRemapfile()
5239   assert( nMap>0 || (pFd->mmapSize==0 && pFd->pMapRegion==0) );  in unixMapfile()
5253   assert( nMap>0 || (pFd->mmapSize==0 && pFd->pMapRegion==0) );  in unixMapfile()
5254   if( nMap!=pFd->mmapSize ){  in unixMapfile()
5286     if( pFd->mmapSize >= iOff+nAmt ){  in unixFetch()