57 static void pgt_set(unsigned long *old, unsigned long new, unsigned long addr,  in pgt_set()  argument
76 		crdte(*old, new, table, dtt, addr, S390_lowcore.kernel_asce);  in pgt_set()
78 		cspg(old, *old, new);  in pgt_set()
80 		csp((unsigned int *)old + 1, *old, new);  in pgt_set()
87 	pte_t *ptep, new;  in walk_pte_level()  local
93 		new = *ptep;  in walk_pte_level()
94 		if (pte_none(new))  in walk_pte_level()
97 			new = pte_wrprotect(new);  in walk_pte_level()
99 			new = pte_mkwrite(pte_mkdirty(new));  in walk_pte_level()
101 			new = set_pte_bit(new, __pgprot(_PAGE_NOEXEC));  in walk_pte_level()
103 			new = clear_pte_bit(new, __pgprot(_PAGE_NOEXEC));  in walk_pte_level()
104 		pgt_set((unsigned long *)ptep, pte_val(new), addr, CRDTE_DTT_PAGE);  in walk_pte_level()
116 	pmd_t new;  in split_pmd_page()  local
134 	new = __pmd(__pa(pt_dir) | _SEGMENT_ENTRY);  in split_pmd_page()
135 	pgt_set((unsigned long *)pmdp, pmd_val(new), addr, CRDTE_DTT_SEGMENT);  in split_pmd_page()
144 	pmd_t new = *pmdp;  in modify_pmd_page()  local
147 		new = pmd_wrprotect(new);  in modify_pmd_page()
149 		new = pmd_mkwrite(pmd_mkdirty(new));  in modify_pmd_page()
151 		new = set_pmd_bit(new, __pgprot(_SEGMENT_ENTRY_NOEXEC));  in modify_pmd_page()
153 		new = clear_pmd_bit(new, __pgprot(_SEGMENT_ENTRY_NOEXEC));  in modify_pmd_page()
154 	pgt_set((unsigned long *)pmdp, pmd_val(new), addr, CRDTE_DTT_SEGMENT);  in modify_pmd_page()
197 	pud_t new;  in split_pud_page()  local
215 	new = __pud(__pa(pm_dir) | _REGION3_ENTRY);  in split_pud_page()
216 	pgt_set((unsigned long *)pudp, pud_val(new), addr, CRDTE_DTT_REGION3);  in split_pud_page()
225 	pud_t new = *pudp;  in modify_pud_page()  local
228 		new = pud_wrprotect(new);  in modify_pud_page()
230 		new = pud_mkwrite(pud_mkdirty(new));  in modify_pud_page()
232 		new = set_pud_bit(new, __pgprot(_REGION_ENTRY_NOEXEC));  in modify_pud_page()
234 		new = clear_pud_bit(new, __pgprot(_REGION_ENTRY_NOEXEC));  in modify_pud_page()
235 	pgt_set((unsigned long *)pudp, pud_val(new), addr, CRDTE_DTT_REGION3);  in modify_pud_page()