stor_driver = hvdr_to_stordr(driver);
- /* Make sure we are at least 2 pages since 1 page is used for control */
-
driver->name = drv_name;
memcpy(&driver->dev_type, &dev_type, sizeof(struct hv_guid));
-
- /*
- * Divide the ring buffer data size (which is 1 page less than the ring
- * buffer size since that page is reserved for the ring buffer indices)
- * by the max request size (which is
- * vmbus_channel_packet_multipage_buffer + struct vstor_packet + u64)
- */
- stor_driver->max_outstanding_req_per_channel =
- ((stor_driver->ring_buffer_size - PAGE_SIZE) /
- ALIGN(MAX_MULTIPAGE_BUFFER_PACKET +
- sizeof(struct vstor_packet) + sizeof(u64),
- sizeof(u64)));
-
return ret;
}