Patent ID: 9715350
Date: 2017-07-25
CPC Classifications: G06F

Claim:
1. A computer-implemented method, comprising: receiving a large frame area (LFAREA) request, comprising a request for a plurality of page frame table entries (PFTEs) to back a plurality of frames in an LFAREA of main memory, wherein each of the plurality of frames has one of a first size and a second size, the second size being larger than the first size; determining available main memory by counting how many frames in the main memory have yet to be initialized and have one of the first size and the second size; calculating an actual size of a reserved PFTE area (RPA) to store the plurality of PFTEs, based at least in part on the counting, wherein the calculating the size needed for the RPA comprises: building, by a computer processor, the RPA with the actual size of the RPA by storing the plurality of PFTEs in the RPA.