53 static int do_ops(struct host_vm_change *hvc, int end,  in do_ops()  argument
60 		op = &hvc->ops[i];  in do_ops()
63 			ret = map(hvc->id, op->u.mmap.addr, op->u.mmap.len,  in do_ops()
65 				  op->u.mmap.offset, finished, &hvc->data);  in do_ops()
68 			ret = unmap(hvc->id, op->u.munmap.addr,  in do_ops()
69 				    op->u.munmap.len, finished, &hvc->data);  in do_ops()
72 			ret = protect(hvc->id, op->u.mprotect.addr,  in do_ops()
74 				      finished, &hvc->data);  in do_ops()
88 		    unsigned int prot, struct host_vm_change *hvc)  in add_mmap()  argument
95 	if (hvc->index != 0) {  in add_mmap()
96 		last = &hvc->ops[hvc->index - 1];  in add_mmap()
106 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_mmap()
107 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_mmap()
108 		hvc->index = 0;  in add_mmap()
111 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_mmap()
123 		      struct host_vm_change *hvc)  in add_munmap()  argument
131 	if (hvc->index != 0) {  in add_munmap()
132 		last = &hvc->ops[hvc->index - 1];  in add_munmap()
140 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_munmap()
141 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_munmap()
142 		hvc->index = 0;  in add_munmap()
145 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_munmap()
153 			unsigned int prot, struct host_vm_change *hvc)  in add_mprotect()  argument
158 	if (hvc->index != 0) {  in add_mprotect()
159 		last = &hvc->ops[hvc->index - 1];  in add_mprotect()
168 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_mprotect()
169 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_mprotect()
170 		hvc->index = 0;  in add_mprotect()
173 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_mprotect()
185 				   struct host_vm_change *hvc)  in update_pte_range()  argument
206 		if (hvc->force || pte_newpage(*pte)) {  in update_pte_range()
209 					       PAGE_SIZE, prot, hvc);  in update_pte_range()
211 				ret = add_munmap(addr, PAGE_SIZE, hvc);  in update_pte_range()
213 			ret = add_mprotect(addr, PAGE_SIZE, prot, hvc);  in update_pte_range()
221 				   struct host_vm_change *hvc)  in update_pmd_range()  argument
231 			if (hvc->force || pmd_newpage(*pmd)) {  in update_pmd_range()
232 				ret = add_munmap(addr, next - addr, hvc);  in update_pmd_range()
236 		else ret = update_pte_range(pmd, addr, next, hvc);  in update_pmd_range()
243 				   struct host_vm_change *hvc)  in update_pud_range()  argument
253 			if (hvc->force || pud_newpage(*pud)) {  in update_pud_range()
254 				ret = add_munmap(addr, next - addr, hvc);  in update_pud_range()
258 		else ret = update_pmd_range(pud, addr, next, hvc);  in update_pud_range()
267 	struct host_vm_change hvc;  in fix_range_common()  local
271 	hvc = INIT_HVC(mm, force);  in fix_range_common()
277 				ret = add_munmap(addr, next - addr, &hvc);  in fix_range_common()
281 		else ret = update_pud_range(pgd, addr, next, &hvc);  in fix_range_common()
285 		ret = do_ops(&hvc, hvc.index, 1);  in fix_range_common()