PG_PTE_PAT
pat_flag = is_pde ? PG_PDE_PAT : PG_PTE_PAT;
pat_flag = is_pde ? PG_PDE_PAT : PG_PTE_PAT;
newpte ^= PG_PDE_PAT | PG_PTE_PAT;
if ((newpde & PG_PTE_PAT) != 0)
newpde ^= PG_PDE_PAT | PG_PTE_PAT;
tpte = *pte & ~PG_PTE_PAT;
if ((attrs & PG_PTE_PAT) != 0)
attrs ^= PG_PDE_PAT | PG_PTE_PAT;
#define PG_PTE_CACHE (PG_PTE_PAT | PG_NC_PWT | PG_NC_PCD)
#define PG_PTE_PROMOTE (PG_MANAGED | PG_W | PG_G | PG_PTE_PAT | \