mmu_psize_to_shift
size = 1UL << mmu_psize_to_shift(psize);
return 1UL << mmu_psize_to_shift(get_slice_psize(vma->vm_mm, vma->vm_start));
shift = mmu_psize_to_shift(psize);
return mmu_psize_to_shift(MMU_PAGE_16G) - PAGE_SHIFT;
unsigned int shift = mmu_psize_to_shift(psize);
*aps = mmu_psize_to_shift(idx);
base_psize = mmu_psize_to_shift(psize);