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Commit 5d8ffd71 authored by Haiyang Zhang's avatar Haiyang Zhang Committed by Greg Kroah-Hartman
Browse files

staging: hv: Remove dead code from netvsc.c 



Signed-off-by: default avatarHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: default avatarJesper Juhl <jj@chaosbits.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent d97ae00e

drivers/staging/hv/netvsc.c

+0 −34
Original line number Diff line number Diff line
@@ -134,7 +134,6 @@ static void put_net_device(struct hv_device *device) 
	struct netvsc_device *net_device;



	net_device = device->ext;

	/* ASSERT(netDevice); */



	atomic_dec(&net_device->refcnt);

}
@@ -186,9 +185,6 @@ int netvsc_initialize(struct hv_driver *drv) 
		   sizeof(struct nvsp_message),

		   sizeof(struct vmtransfer_page_packet_header));



	/* Make sure we are at least 2 pages since 1 page is used for control */

	/* ASSERT(driver->RingBufferSize >= (PAGE_SIZE << 1)); */



	drv->name = driver_name;

	memcpy(&drv->dev_type, &netvsc_device_type, sizeof(struct hv_guid));
@@ -220,9 +216,6 @@ static int netvsc_init_recv_buf(struct hv_device *device) 
			   "device being destroyed?");

		return -1;

	}

	/* ASSERT(netDevice->ReceiveBufferSize > 0); */

	/* page-size grandularity */

	/* ASSERT((netDevice->ReceiveBufferSize & (PAGE_SIZE - 1)) == 0); */



	net_device->recv_buf =

		(void *)__get_free_pages(GFP_KERNEL|__GFP_ZERO,
@@ -234,9 +227,6 @@ static int netvsc_init_recv_buf(struct hv_device *device) 
		ret = -1;

		goto cleanup;

	}

	/* page-aligned buffer */

	/* ASSERT(((unsigned long)netDevice->ReceiveBuffer & (PAGE_SIZE - 1)) == */

	/* 	0); */



	DPRINT_INFO(NETVSC, "Establishing receive buffer's GPADL...");
@@ -299,8 +289,6 @@ static int netvsc_init_recv_buf(struct hv_device *device) 
	}



	/* Parse the response */

	/* ASSERT(netDevice->ReceiveSectionCount == 0); */

	/* ASSERT(netDevice->ReceiveSections == NULL); */



	net_device->recv_section_cnt = init_packet->msg.

		v1_msg.send_recv_buf_complete.num_sections;
@@ -363,9 +351,6 @@ static int netvsc_init_send_buf(struct hv_device *device) 
		goto cleanup;

	}



	/* page-size grandularity */

	/* ASSERT((netDevice->SendBufferSize & (PAGE_SIZE - 1)) == 0); */



	net_device->send_buf =

		(void *)__get_free_pages(GFP_KERNEL|__GFP_ZERO,

				get_order(net_device->send_buf_size));
@@ -375,8 +360,6 @@ static int netvsc_init_send_buf(struct hv_device *device) 
		ret = -1;

		goto cleanup;

	}

	/* page-aligned buffer */

	/* ASSERT(((unsigned long)netDevice->SendBuffer & (PAGE_SIZE - 1)) == 0); */



	DPRINT_INFO(NETVSC, "Establishing send buffer's GPADL...");
@@ -639,8 +622,6 @@ static int netvsc_connect_vsp(struct hv_device *device) 
		goto cleanup;

	}



	/* Now, check the response */

	/* ASSERT(initPacket->Messages.InitMessages.InitComplete.MaximumMdlChainLength <= MAX_MULTIPAGE_BUFFER_COUNT); */

	DPRINT_INFO(NETVSC, "NvspMessageTypeInit status(%d) max mdl chain (%d)",

		init_packet->msg.init_msg.init_complete.status,

		init_packet->msg.init_msg.
@@ -895,7 +876,6 @@ static void netvsc_send_completion(struct hv_device *device, 
		/* Get the send context */

		nvsc_packet = (struct hv_netvsc_packet *)(unsigned long)

			packet->trans_id;

		/* ASSERT(nvscPacket); */



		/* Notify the layer above us */

		nvsc_packet->completion.send.send_completion(
@@ -1072,8 +1052,6 @@ static void netvsc_receive(struct hv_device *device, 


	/* This is how much we can satisfy */

	xferpage_packet->count = count - 1;

	/* ASSERT(xferpagePacket->Count > 0 && xferpagePacket->Count <= */

	/* 	vmxferpagePacket->RangeCount); */



	if (xferpage_packet->count != vmxferpage_packet->range_cnt) {

		DPRINT_INFO(NETVSC, "Needed %d netvsc pkts to satisy this xfer "
@@ -1101,10 +1079,6 @@ static void netvsc_receive(struct hv_device *device, 
					vmxferpage_packet->ranges[i].byte_count;

		netvsc_packet->page_buf_cnt = 1;



		/* ASSERT(vmxferpagePacket->Ranges[i].ByteOffset + */

		/* 	vmxferpagePacket->Ranges[i].ByteCount < */

		/* 	netDevice->ReceiveBufferSize); */



		netvsc_packet->page_buf[0].len =

					vmxferpage_packet->ranges[i].byte_count;
@@ -1147,7 +1121,6 @@ static void netvsc_receive(struct hv_device *device, 
				if (bytes_remain == 0)

					break;

			}

			/* ASSERT(bytesRemain == 0); */

		}

		DPRINT_DBG(NETVSC, "[%d] - (abs offset %u len %u) => "

			   "(pfn %llx, offset %u, len %u)", i,
@@ -1165,8 +1138,6 @@ static void netvsc_receive(struct hv_device *device, 
				completion.recv.recv_completion_ctx);

	}



	/* ASSERT(list_empty(&listHead)); */



	put_net_device(device);

}
@@ -1225,8 +1196,6 @@ static void netvsc_receive_completion(void *context) 
	bool fsend_receive_comp = false;

	unsigned long flags;



	/* ASSERT(packet->XferPagePacket); */



	/*

	 * Even though it seems logical to do a GetOutboundNetDevice() here to

	 * send out receive completion, we are using GetInboundNetDevice()
@@ -1242,7 +1211,6 @@ static void netvsc_receive_completion(void *context) 
	/* Overloading use of the lock. */

	spin_lock_irqsave(&net_device->recv_pkt_list_lock, flags);



	/* ASSERT(packet->XferPagePacket->Count > 0); */

	packet->xfer_page_pkt->count--;



	/*
@@ -1280,8 +1248,6 @@ static void netvsc_channel_cb(void *context) 
	unsigned char *buffer;

	int bufferlen = NETVSC_PACKET_SIZE;



	/* ASSERT(device); */



	packet = kzalloc(NETVSC_PACKET_SIZE * sizeof(unsigned char),

			 GFP_ATOMIC);

	if (!packet)