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
129 	if (hvc->userspace)  in add_mmap()
133 	if (hvc->index != 0) {  in add_mmap()
134 		last = &hvc->ops[hvc->index - 1];  in add_mmap()
144 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_mmap()
145 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_mmap()
146 		hvc->index = 0;  in add_mmap()
149 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_mmap()
161 		      struct host_vm_change *hvc)  in add_munmap()  argument
169 	if (hvc->index != 0) {  in add_munmap()
170 		last = &hvc->ops[hvc->index - 1];  in add_munmap()
178 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_munmap()
179 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_munmap()
180 		hvc->index = 0;  in add_munmap()
183 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_munmap()
191 			unsigned int prot, struct host_vm_change *hvc)  in add_mprotect()  argument
196 	if (hvc->index != 0) {  in add_mprotect()
197 		last = &hvc->ops[hvc->index - 1];  in add_mprotect()
206 	if (hvc->index == ARRAY_SIZE(hvc->ops)) {  in add_mprotect()
207 		ret = do_ops(hvc, ARRAY_SIZE(hvc->ops), 0);  in add_mprotect()
208 		hvc->index = 0;  in add_mprotect()
211 	hvc->ops[hvc->index++] = ((struct host_vm_op)  in add_mprotect()
223 				   struct host_vm_change *hvc)  in update_pte_range()  argument
244 		if (hvc->force || pte_newpage(*pte)) {  in update_pte_range()
248 						       PAGE_SIZE, prot, hvc);  in update_pte_range()
250 				ret = add_munmap(addr, PAGE_SIZE, hvc);  in update_pte_range()
252 			ret = add_mprotect(addr, PAGE_SIZE, prot, hvc);  in update_pte_range()
260 				   struct host_vm_change *hvc)  in update_pmd_range()  argument
270 			if (hvc->force || pmd_newpage(*pmd)) {  in update_pmd_range()
271 				ret = add_munmap(addr, next - addr, hvc);  in update_pmd_range()
275 		else ret = update_pte_range(pmd, addr, next, hvc);  in update_pmd_range()
282 				   struct host_vm_change *hvc)  in update_pud_range()  argument
292 			if (hvc->force || pud_newpage(*pud)) {  in update_pud_range()
293 				ret = add_munmap(addr, next - addr, hvc);  in update_pud_range()
297 		else ret = update_pmd_range(pud, addr, next, hvc);  in update_pud_range()
306 	struct host_vm_change hvc;  in fix_range_common()  local
310 	hvc = INIT_HVC(mm, force, userspace);  in fix_range_common()
316 				ret = add_munmap(addr, next - addr, &hvc);  in fix_range_common()
320 		else ret = update_pud_range(pgd, addr, next, &hvc);  in fix_range_common()
324 		ret = do_ops(&hvc, hvc.index, 1);  in fix_range_common()
346 	struct host_vm_change hvc;  in flush_tlb_kernel_range_common()  local
349 	hvc = INIT_HVC(mm, force, userspace);  in flush_tlb_kernel_range_common()
358 				err = add_munmap(addr, last - addr, &hvc);  in flush_tlb_kernel_range_common()
374 				err = add_munmap(addr, last - addr, &hvc);  in flush_tlb_kernel_range_common()
390 				err = add_munmap(addr, last - addr, &hvc);  in flush_tlb_kernel_range_common()
402 			err = add_munmap(addr, PAGE_SIZE, &hvc);  in flush_tlb_kernel_range_common()
408 					       PAGE_SIZE, 0, &hvc);  in flush_tlb_kernel_range_common()
412 			err = add_mprotect(addr, PAGE_SIZE, 0, &hvc);  in flush_tlb_kernel_range_common()
417 		err = do_ops(&hvc, hvc.index, 1);  in flush_tlb_kernel_range_common()