479 	pgprot_t old_prot, new_prot, req_prot;  in try_preserve_large_page()  local
527 	req_prot = pgprot_large_2_4k(old_prot);  in try_preserve_large_page()
529 	pgprot_val(req_prot) &= ~pgprot_val(cpa->mask_clr);  in try_preserve_large_page()
530 	pgprot_val(req_prot) |= pgprot_val(cpa->mask_set);  in try_preserve_large_page()
537 	req_prot = pgprot_4k_2_large(req_prot);  in try_preserve_large_page()
545 	if (pgprot_val(req_prot) & _PAGE_PRESENT)  in try_preserve_large_page()
546 		pgprot_val(req_prot) |= _PAGE_PSE | _PAGE_GLOBAL;  in try_preserve_large_page()
548 		pgprot_val(req_prot) &= ~(_PAGE_PSE | _PAGE_GLOBAL);  in try_preserve_large_page()
550 	req_prot = canon_pgprot(req_prot);  in try_preserve_large_page()
559 	new_prot = static_protections(req_prot, address, pfn);  in try_preserve_large_page()
569 		pgprot_t chk_prot = static_protections(req_prot, addr, pfn);  in try_preserve_large_page()