556 static void post_status(struct hv_dynmem_device *dm);
878 	struct hv_dynmem_device *dm = &dm_device;  in hot_add_req()  local
886 	pg_start = dm->ha_wrk.ha_page_range.finfo.start_page;  in hot_add_req()
887 	pfn_cnt = dm->ha_wrk.ha_page_range.finfo.page_cnt;  in hot_add_req()
889 	rg_start = dm->ha_wrk.ha_region_range.finfo.start_page;  in hot_add_req()
890 	rg_sz = dm->ha_wrk.ha_region_range.finfo.page_cnt;  in hot_add_req()
892 	if ((rg_start == 0) && (!dm->host_specified_ha_region)) {  in hot_add_req()
918 	dm->num_pages_added += resp.page_count;  in hot_add_req()
947 	dm->state = DM_INITIALIZED;  in hot_add_req()
949 	vmbus_sendpacket(dm->dev->channel, &resp,  in hot_add_req()
955 static void process_info(struct hv_dynmem_device *dm, struct dm_info_msg *msg)  in process_info()  argument
1010 static void post_status(struct hv_dynmem_device *dm)  in post_status()  argument
1043 		dm->num_pages_ballooned +  in post_status()
1044 		(dm->num_pages_added > dm->num_pages_onlined ?  in post_status()
1045 		 dm->num_pages_added - dm->num_pages_onlined : 0) +  in post_status()
1064 	vmbus_sendpacket(dm->dev->channel, &status,  in post_status()
1071 static void free_balloon_pages(struct hv_dynmem_device *dm,  in free_balloon_pages()  argument
1082 		dm->num_pages_ballooned--;  in free_balloon_pages()
1088 static unsigned int alloc_balloon_pages(struct hv_dynmem_device *dm,  in alloc_balloon_pages()  argument
1115 		dm->num_pages_ballooned += alloc_unit;  in alloc_balloon_pages()
1226 static void balloon_down(struct hv_dynmem_device *dm,  in balloon_down()  argument
1235 		free_balloon_pages(dm, &range_array[i]);  in balloon_down()
1252 	dm->state = DM_INITIALIZED;  in balloon_down()
1259 	struct hv_dynmem_device *dm = dm_dev;  in dm_thread_func()  local
1269 		post_status(dm);  in dm_thread_func()
1276 static void version_resp(struct hv_dynmem_device *dm,  in version_resp()  argument
1288 		complete(&dm->host_event);  in version_resp()
1298 	if (dm->next_version == 0)  in version_resp()
1305 	version_req.version.version = dm->next_version;  in version_resp()
1313 		dm->next_version = DYNMEM_PROTOCOL_VERSION_WIN7;  in version_resp()
1317 		dm->next_version = 0;  in version_resp()
1321 	ret = vmbus_sendpacket(dm->dev->channel, &version_req,  in version_resp()
1332 	dm->state = DM_INIT_ERROR;  in version_resp()
1333 	complete(&dm->host_event);  in version_resp()
1336 static void cap_resp(struct hv_dynmem_device *dm,  in cap_resp()  argument
1341 		dm->state = DM_INIT_ERROR;  in cap_resp()
1343 	complete(&dm->host_event);  in cap_resp()
1353 	struct hv_dynmem_device *dm = hv_get_drvdata(dev);  in balloon_onchannelcallback()  local
1369 			version_resp(dm,  in balloon_onchannelcallback()
1374 			cap_resp(dm,  in balloon_onchannelcallback()
1379 			if (dm->state == DM_BALLOON_UP)  in balloon_onchannelcallback()
1382 			dm->state = DM_BALLOON_UP;  in balloon_onchannelcallback()
1388 			dm->state = DM_BALLOON_DOWN;  in balloon_onchannelcallback()
1389 			balloon_down(dm,  in balloon_onchannelcallback()
1394 			if (dm->state == DM_HOT_ADD)  in balloon_onchannelcallback()
1396 			dm->state = DM_HOT_ADD;  in balloon_onchannelcallback()
1404 				dm->ha_wrk.ha_page_range = *ha_pg_range;  in balloon_onchannelcallback()
1405 				dm->ha_wrk.ha_region_range.page_range = 0;  in balloon_onchannelcallback()
1412 				dm->host_specified_ha_region = true;  in balloon_onchannelcallback()
1415 				dm->ha_wrk.ha_page_range = *ha_pg_range;  in balloon_onchannelcallback()
1416 				dm->ha_wrk.ha_region_range = *ha_region;  in balloon_onchannelcallback()
1422 			process_info(dm, (struct dm_info_msg *)dm_msg);  in balloon_onchannelcallback()
1581 	struct hv_dynmem_device *dm = hv_get_drvdata(dev);  in balloon_remove()  local
1585 	if (dm->num_pages_ballooned != 0)  in balloon_remove()
1586 		pr_warn("Ballooned pages: %d\n", dm->num_pages_ballooned);  in balloon_remove()
1588 	cancel_work_sync(&dm->balloon_wrk.wrk);  in balloon_remove()
1589 	cancel_work_sync(&dm->ha_wrk.wrk);  in balloon_remove()
1592 	kthread_stop(dm->thread);  in balloon_remove()
1598 	list_for_each_safe(cur, tmp, &dm->ha_region_list) {  in balloon_remove()