Staging: hv: Add ring_buffer_size to struct storvsc_device_info

Add ring_buffer_size to struct storvsc_device_info
Signed-off-by: NK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: NHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: NAbhishek Kane <v-abkane@microsoft.com>
Signed-off-by: NHank Janssen <hjanssen@microsoft.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/storvsc_api.h

@@ -82,6 +82,7 @@ struct storvsc_driver {
 };
 
 struct storvsc_device_info {
+	u32 ring_buffer_size;
 	unsigned int port_number;
 	unsigned char path_id;
 	unsigned char target_id;