PMD_MASKED_BITS 997 arch/powerpc/include/asm/book3s/64/pgtable.h #define pmd_page_vaddr(pmd) __va(pmd_val(pmd) & ~PMD_MASKED_BITS) PMD_MASKED_BITS 147 arch/powerpc/include/asm/nohash/64/pgtable.h #define pmd_page_vaddr(pmd) (pmd_val(pmd) & ~PMD_MASKED_BITS)