[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH] virtio-net: remove useless codes
From: |
Jason Wang |
Subject: |
[Qemu-devel] [PATCH] virtio-net: remove useless codes |
Date: |
Mon, 3 Aug 2015 13:20:38 +0800 |
After commit 40bad8f3deba15e2074ff34cfe923c12916b1cc5("virtio-net: fix
used len for tx"), async_tx.len was no longer used afterwards. So
remove useless codes with it.
Signed-off-by: Jason Wang <address@hidden>
---
hw/net/virtio-net.c | 8 ++------
include/hw/virtio/virtio-net.h | 1 -
2 files changed, 2 insertions(+), 7 deletions(-)
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 1510839..8d28e45 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -1124,7 +1124,7 @@ static void virtio_net_tx_complete(NetClientState *nc,
ssize_t len)
virtqueue_push(q->tx_vq, &q->async_tx.elem, 0);
virtio_notify(vdev, q->tx_vq);
- q->async_tx.elem.out_num = q->async_tx.len = 0;
+ q->async_tx.elem.out_num = 0;
virtio_queue_set_notification(q->tx_vq, 1);
virtio_net_flush_tx(q);
@@ -1148,7 +1148,7 @@ static int32_t virtio_net_flush_tx(VirtIONetQueue *q)
}
while (virtqueue_pop(q->tx_vq, &elem)) {
- ssize_t ret, len;
+ ssize_t ret;
unsigned int out_num = elem.out_num;
struct iovec *out_sg = &elem.out_sg[0];
struct iovec sg[VIRTQUEUE_MAX_SIZE], sg2[VIRTQUEUE_MAX_SIZE + 1];
@@ -1196,18 +1196,14 @@ static int32_t virtio_net_flush_tx(VirtIONetQueue *q)
out_sg = sg;
}
- len = n->guest_hdr_len;
-
ret = qemu_sendv_packet_async(qemu_get_subqueue(n->nic, queue_index),
out_sg, out_num, virtio_net_tx_complete);
if (ret == 0) {
virtio_queue_set_notification(q->tx_vq, 0);
q->async_tx.elem = elem;
- q->async_tx.len = len;
return -EBUSY;
}
- len += ret;
drop:
virtqueue_push(q->tx_vq, &elem, 0);
virtio_notify(vdev, q->tx_vq);
diff --git a/include/hw/virtio/virtio-net.h b/include/hw/virtio/virtio-net.h
index 60b11d5..f3cc25f 100644
--- a/include/hw/virtio/virtio-net.h
+++ b/include/hw/virtio/virtio-net.h
@@ -48,7 +48,6 @@ typedef struct VirtIONetQueue {
int tx_waiting;
struct {
VirtQueueElement elem;
- ssize_t len;
} async_tx;
struct VirtIONet *n;
} VirtIONetQueue;
--
2.1.4
- [Qemu-devel] [PATCH] virtio-net: remove useless codes,
Jason Wang <=