60 static void pgt_set(unsigned long *old, unsigned long new, unsigned long addr,  in pgt_set()  argument
79 		crdte(*old, new, table, dtt, addr, get_lowcore()->kernel_asce.val);  in pgt_set()
81 		cspg(old, *old, new);  in pgt_set()
83 		csp((unsigned int *)old + 1, *old, new);  in pgt_set()
90 	pte_t *ptep, new;  in walk_pte_level()  local
96 		new = *ptep;  in walk_pte_level()
97 		if (pte_none(new))  in walk_pte_level()
100 			new = pte_wrprotect(new);  in walk_pte_level()
102 			new = pte_mkwrite_novma(pte_mkdirty(new));  in walk_pte_level()
104 			new = set_pte_bit(new, __pgprot(_PAGE_NOEXEC));  in walk_pte_level()
106 			new = clear_pte_bit(new, __pgprot(_PAGE_NOEXEC));  in walk_pte_level()
108 			new = set_pte_bit(new, __pgprot(_PAGE_INVALID));  in walk_pte_level()
110 			new = __pte(pte_val(new) & PAGE_MASK);  in walk_pte_level()
111 			new = set_pte_bit(new, PAGE_KERNEL);  in walk_pte_level()
113 		pgt_set((unsigned long *)ptep, pte_val(new), addr, CRDTE_DTT_PAGE);  in walk_pte_level()
125 	pmd_t new;  in split_pmd_page()  local
143 	new = __pmd(__pa(pt_dir) | _SEGMENT_ENTRY);  in split_pmd_page()
144 	pgt_set((unsigned long *)pmdp, pmd_val(new), addr, CRDTE_DTT_SEGMENT);  in split_pmd_page()
153 	pmd_t new = *pmdp;  in modify_pmd_page()  local
156 		new = pmd_wrprotect(new);  in modify_pmd_page()
158 		new = pmd_mkwrite_novma(pmd_mkdirty(new));  in modify_pmd_page()
160 		new = set_pmd_bit(new, __pgprot(_SEGMENT_ENTRY_NOEXEC));  in modify_pmd_page()
162 		new = clear_pmd_bit(new, __pgprot(_SEGMENT_ENTRY_NOEXEC));  in modify_pmd_page()
164 		new = set_pmd_bit(new, __pgprot(_SEGMENT_ENTRY_INVALID));  in modify_pmd_page()
166 		new = __pmd(pmd_val(new) & PMD_MASK);  in modify_pmd_page()
167 		new = set_pmd_bit(new, SEGMENT_KERNEL);  in modify_pmd_page()
169 	pgt_set((unsigned long *)pmdp, pmd_val(new), addr, CRDTE_DTT_SEGMENT);  in modify_pmd_page()
212 	pud_t new;  in split_pud_page()  local
230 	new = __pud(__pa(pm_dir) | _REGION3_ENTRY);  in split_pud_page()
231 	pgt_set((unsigned long *)pudp, pud_val(new), addr, CRDTE_DTT_REGION3);  in split_pud_page()
240 	pud_t new = *pudp;  in modify_pud_page()  local
243 		new = pud_wrprotect(new);  in modify_pud_page()
245 		new = pud_mkwrite(pud_mkdirty(new));  in modify_pud_page()
247 		new = set_pud_bit(new, __pgprot(_REGION_ENTRY_NOEXEC));  in modify_pud_page()
249 		new = clear_pud_bit(new, __pgprot(_REGION_ENTRY_NOEXEC));  in modify_pud_page()
251 		new = set_pud_bit(new, __pgprot(_REGION_ENTRY_INVALID));  in modify_pud_page()
253 		new = __pud(pud_val(new) & PUD_MASK);  in modify_pud_page()
254 		new = set_pud_bit(new, REGION3_KERNEL);  in modify_pud_page()
256 	pgt_set((unsigned long *)pudp, pud_val(new), addr, CRDTE_DTT_REGION3);  in modify_pud_page()