Staging: hv: remove SendPacketPageBuffer from struct vmbus_channel_interface

No one calls it anymore, so remove it.

Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/hv/channel_interface.c

@@ -49,20 +49,9 @@ static int ivmbus_sendpacket(struct hv_device *device, const void *buffer,
 				      requestid, type, flags);
 }
 
-static int ivmbus_sendpacket_pagebuffer(struct hv_device *device,
-				struct hv_page_buffer pagebuffers[],
-				u32 pagecount, void *buffer,
-				u32 bufferlen, u64 requestid)
-{
-	return vmbus_sendpacket_pagebuffer(device->channel, pagebuffers,
-						pagecount, buffer, bufferlen,
-						requestid);
-}
-
 /* vmbus interface function pointer table */
 const struct vmbus_channel_interface vmbus_ops = {
 	.Open = ivmbus_open,
 	.Close = ivmbus_close,
 	.SendPacket = ivmbus_sendpacket,
-	.SendPacketPageBuffer = ivmbus_sendpacket_pagebuffer,
 };

drivers/staging/hv/vmbus_api.h

@@ -89,7 +89,6 @@ struct hv_device_info {
  * @Open:      Open the channel
  * @Close:     Close the channel
  * @SendPacket:        Send a packet over the channel
- * @SendPacketPageBuffer:      Send a single page buffer over the channel
  *
  * This structure contains function pointer to control vmbus channel
  * behavior. None of these functions is externally callable, but they
@@ -104,10 +103,6 @@ struct vmbus_channel_interface {
 	void (*Close)(struct hv_device *device);
 	int (*SendPacket)(struct hv_device *Device, const void *Buffer,
 			  u32 BufferLen, u64 RequestId, u32 Type, u32 Flags);
-	int (*SendPacketPageBuffer)(struct hv_device *dev,
-				    struct hv_page_buffer PageBuffers[],
-				    u32 PageCount, void *Buffer, u32 BufferLen,
-				    u64 RequestId);
 };
 
 extern const struct vmbus_channel_interface vmbus_ops;