554 static void post_status(struct hv_dynmem_device *dm);
874 	struct hv_dynmem_device *dm = &dm_device;  in hot_add_req()  local
882 	pg_start = dm->ha_wrk.ha_page_range.finfo.start_page;  in hot_add_req()
883 	pfn_cnt = dm->ha_wrk.ha_page_range.finfo.page_cnt;  in hot_add_req()
885 	rg_start = dm->ha_wrk.ha_region_range.finfo.start_page;  in hot_add_req()
886 	rg_sz = dm->ha_wrk.ha_region_range.finfo.page_cnt;  in hot_add_req()
888 	if ((rg_start == 0) && (!dm->host_specified_ha_region)) {  in hot_add_req()
914 	dm->num_pages_added += resp.page_count;  in hot_add_req()
943 	dm->state = DM_INITIALIZED;  in hot_add_req()
945 	vmbus_sendpacket(dm->dev->channel, &resp,  in hot_add_req()
951 static void process_info(struct hv_dynmem_device *dm, struct dm_info_msg *msg)  in process_info()  argument
1006 static void post_status(struct hv_dynmem_device *dm)  in post_status()  argument
1039 		dm->num_pages_ballooned +  in post_status()
1040 		(dm->num_pages_added > dm->num_pages_onlined ?  in post_status()
1041 		 dm->num_pages_added - dm->num_pages_onlined : 0) +  in post_status()
1060 	vmbus_sendpacket(dm->dev->channel, &status,  in post_status()
1067 static void free_balloon_pages(struct hv_dynmem_device *dm,  in free_balloon_pages()  argument
1078 		dm->num_pages_ballooned--;  in free_balloon_pages()
1084 static unsigned int alloc_balloon_pages(struct hv_dynmem_device *dm,  in alloc_balloon_pages()  argument
1111 		dm->num_pages_ballooned += alloc_unit;  in alloc_balloon_pages()
1222 static void balloon_down(struct hv_dynmem_device *dm,  in balloon_down()  argument
1231 		free_balloon_pages(dm, &range_array[i]);  in balloon_down()
1248 	dm->state = DM_INITIALIZED;  in balloon_down()
1255 	struct hv_dynmem_device *dm = dm_dev;  in dm_thread_func()  local
1265 		post_status(dm);  in dm_thread_func()
1272 static void version_resp(struct hv_dynmem_device *dm,  in version_resp()  argument
1284 		complete(&dm->host_event);  in version_resp()
1294 	if (dm->next_version == 0)  in version_resp()
1297 	dm->next_version = 0;  in version_resp()
1305 	ret = vmbus_sendpacket(dm->dev->channel, &version_req,  in version_resp()
1316 	dm->state = DM_INIT_ERROR;  in version_resp()
1317 	complete(&dm->host_event);  in version_resp()
1320 static void cap_resp(struct hv_dynmem_device *dm,  in cap_resp()  argument
1325 		dm->state = DM_INIT_ERROR;  in cap_resp()
1327 	complete(&dm->host_event);  in cap_resp()
1337 	struct hv_dynmem_device *dm = hv_get_drvdata(dev);  in balloon_onchannelcallback()  local
1353 			version_resp(dm,  in balloon_onchannelcallback()
1358 			cap_resp(dm,  in balloon_onchannelcallback()
1363 			if (dm->state == DM_BALLOON_UP)  in balloon_onchannelcallback()
1366 			dm->state = DM_BALLOON_UP;  in balloon_onchannelcallback()
1372 			dm->state = DM_BALLOON_DOWN;  in balloon_onchannelcallback()
1373 			balloon_down(dm,  in balloon_onchannelcallback()
1378 			if (dm->state == DM_HOT_ADD)  in balloon_onchannelcallback()
1380 			dm->state = DM_HOT_ADD;  in balloon_onchannelcallback()
1388 				dm->ha_wrk.ha_page_range = *ha_pg_range;  in balloon_onchannelcallback()
1389 				dm->ha_wrk.ha_region_range.page_range = 0;  in balloon_onchannelcallback()
1396 				dm->host_specified_ha_region = true;  in balloon_onchannelcallback()
1399 				dm->ha_wrk.ha_page_range = *ha_pg_range;  in balloon_onchannelcallback()
1400 				dm->ha_wrk.ha_region_range = *ha_region;  in balloon_onchannelcallback()
1406 			process_info(dm, (struct dm_info_msg *)dm_msg);  in balloon_onchannelcallback()
1565 	struct hv_dynmem_device *dm = hv_get_drvdata(dev);  in balloon_remove()  local
1569 	if (dm->num_pages_ballooned != 0)  in balloon_remove()
1570 		pr_warn("Ballooned pages: %d\n", dm->num_pages_ballooned);  in balloon_remove()
1572 	cancel_work_sync(&dm->balloon_wrk.wrk);  in balloon_remove()
1573 	cancel_work_sync(&dm->ha_wrk.wrk);  in balloon_remove()
1576 	kthread_stop(dm->thread);  in balloon_remove()
1582 	list_for_each_safe(cur, tmp, &dm->ha_region_list) {  in balloon_remove()