On 03/05/2018 08:26 AM, Kirill A. Shutemov wrote: > + * It includes full range of PFN bits regardless if they were claimed for > KeyID > + * or not: we want to preserve KeyID on pte_modify() and pgprot_modify(). > */ > -#define _PAGE_CHG_MASK (PTE_PFN_MASK | _PAGE_PCD | _PAGE_PWT | > \ > +#define PTE_PFN_MASK_MAX \ > + (((signed long)PAGE_MASK) & ((1UL << __PHYSICAL_MASK_SHIFT) - 1)) > +#define _PAGE_CHG_MASK (PTE_PFN_MASK_MAX | _PAGE_PCD | _PAGE_PWT | > \ > _PAGE_SPECIAL | _PAGE_ACCESSED | _PAGE_DIRTY | \ > _PAGE_SOFT_DIRTY)
Is there a way to make this: #define _PAGE_CHG_MASK (PTE_PFN_MASK | PTE_KEY_MASK...? | _PAGE_PCD | That would be a lot more understandable.
