GPUCORE-42157, MIDCET-5076: Check if new PGDs require more pages Check if a new PGD required allocating more pages to the memory pool. Bug: 315967882 Provenance: https://code.ipdelivery.arm.com/c/GPU/mali-ddk/+/6751 Change-Id: I9881b2ba342e59487fe93dcf2d00f09af4d69ed8 Merged-In: I9881b2ba342e59487fe93dcf2d00f09af4d69ed8 Signed-off-by: Michael Stokes <[email protected]>