63 static int do_ops(struct host_vm_change *hvc, int end,  in do_ops()  argument
70 		op = &hvc->ops[i];  in do_ops()
73 			if (hvc->userspace)  in do_ops()
74 				ret = map(&hvc->mm->context.id, op->u.mmap.addr,  in do_ops()
78 					  &hvc->data);  in do_ops()
84 			if (hvc->userspace)  in do_ops()
85 				ret = unmap(&hvc->mm->context.id,  in do_ops()
88 					    &hvc->data);  in do_ops()
96 			if (hvc->userspace)  in do_ops()
97 				ret = protect(&hvc->mm->context.id,  in do_ops()
101 					      finished, &hvc->data);  in do_ops()
123 		    unsigned int prot, struct host_vm_change *hvc)  in add_mmap()  argument
132 	if (hvc->userspace)  in add_mmap()
136 	if (hvc->index != 0) {  in add_mmap()
137 		last = &hvc->ops[hvc->index - 1];  in add_mmap()
147 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_mmap()
148 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_mmap()
149 		hvc->index = 0;  in add_mmap()
152 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_mmap()
164 		      struct host_vm_change *hvc)  in add_munmap()  argument
172 	if (hvc->index != 0) {  in add_munmap()
173 		last = &hvc->ops[hvc->index - 1];  in add_munmap()
181 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_munmap()
182 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_munmap()
183 		hvc->index = 0;  in add_munmap()
186 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_munmap()
194 			unsigned int prot, struct host_vm_change *hvc)  in add_mprotect()  argument
202 	if (hvc->index != 0) {  in add_mprotect()
203 		last = &hvc->ops[hvc->index - 1];  in add_mprotect()
212 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_mprotect()
213 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_mprotect()
214 		hvc->index = 0;  in add_mprotect()
217 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_mprotect()
229 				   struct host_vm_change *hvc)  in update_pte_range()  argument
250 		if (hvc->force || pte_newpage(*pte)) {  in update_pte_range()
254 						       PAGE_SIZE, prot, hvc);  in update_pte_range()
256 				ret = add_munmap(addr, PAGE_SIZE, hvc);  in update_pte_range()
258 			ret = add_mprotect(addr, PAGE_SIZE, prot, hvc);  in update_pte_range()
266 				   struct host_vm_change *hvc)  in update_pmd_range()  argument
276 			if (hvc->force || pmd_newpage(*pmd)) {  in update_pmd_range()
277 				ret = add_munmap(addr, next - addr, hvc);  in update_pmd_range()
281 		else ret = update_pte_range(pmd, addr, next, hvc);  in update_pmd_range()
288 				   struct host_vm_change *hvc)  in update_pud_range()  argument
298 			if (hvc->force || pud_newpage(*pud)) {  in update_pud_range()
299 				ret = add_munmap(addr, next - addr, hvc);  in update_pud_range()
303 		else ret = update_pmd_range(pud, addr, next, hvc);  in update_pud_range()
312 	struct host_vm_change hvc;  in fix_range_common()  local
316 	hvc = INIT_HVC(mm, force, userspace);  in fix_range_common()
322 				ret = add_munmap(addr, next - addr, &hvc);  in fix_range_common()
326 		else ret = update_pud_range(pgd, addr, next, &hvc);  in fix_range_common()
330 		ret = do_ops(&hvc, hvc.index, 1);  in fix_range_common()
352 	struct host_vm_change hvc;  in flush_tlb_kernel_range_common()  local
355 	hvc = INIT_HVC(mm, force, userspace);  in flush_tlb_kernel_range_common()
364 				err = add_munmap(addr, last - addr, &hvc);  in flush_tlb_kernel_range_common()
380 				err = add_munmap(addr, last - addr, &hvc);  in flush_tlb_kernel_range_common()
396 				err = add_munmap(addr, last - addr, &hvc);  in flush_tlb_kernel_range_common()
408 			err = add_munmap(addr, PAGE_SIZE, &hvc);  in flush_tlb_kernel_range_common()
414 					       PAGE_SIZE, 0, &hvc);  in flush_tlb_kernel_range_common()
418 			err = add_mprotect(addr, PAGE_SIZE, 0, &hvc);  in flush_tlb_kernel_range_common()
423 		err = do_ops(&hvc, hvc.index, 1);  in flush_tlb_kernel_range_common()