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[PULL 04/13] hw/net: virtio-net: Initialize nc->do_not_pad to true
From: |
Jason Wang |
Subject: |
[PULL 04/13] hw/net: virtio-net: Initialize nc->do_not_pad to true |
Date: |
Mon, 22 Mar 2021 18:08:03 +0800 |
From: Bin Meng <bmeng.cn@gmail.com>
For virtio-net, there is no need to pad the Ethernet frame size to
60 bytes before sending to it.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
hw/net/virtio-net.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 96a3cc8..66b9ff4 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -3314,6 +3314,10 @@ static void virtio_net_device_realize(DeviceState *dev,
Error **errp)
object_get_typename(OBJECT(dev)), dev->id, n);
}
+ for (i = 0; i < n->max_queues; i++) {
+ n->nic->ncs[i].do_not_pad = true;
+ }
+
peer_test_vnet_hdr(n);
if (peer_has_vnet_hdr(n)) {
for (i = 0; i < n->max_queues; i++) {
--
2.7.4
- [PULL 00/13] Net patches, Jason Wang, 2021/03/22
- [PULL 01/13] net: eth: Add a helper to pad a short Ethernet frame, Jason Wang, 2021/03/22
- [PULL 03/13] net: Pad short frames to minimum size before sending from SLiRP/TAP, Jason Wang, 2021/03/22
- [PULL 02/13] net: Add a 'do_not_pad" to NetClientState, Jason Wang, 2021/03/22
- [PULL 04/13] hw/net: virtio-net: Initialize nc->do_not_pad to true,
Jason Wang <=
- [PULL 05/13] net/colo-compare.c: Fix memory leak for non-tcp packet, Jason Wang, 2021/03/22
- [PULL 06/13] net/colo-compare.c: Optimize removal of secondary packet, Jason Wang, 2021/03/22
- [PULL 07/13] net/eth: Use correct in6_address offset in _eth_get_rss_ex_dst_addr(), Jason Wang, 2021/03/22
- [PULL 08/13] net/eth: Simplify _eth_get_rss_ex_dst_addr(), Jason Wang, 2021/03/22
- [PULL 09/13] net/eth: Better describe _eth_get_rss_ex_dst_addr's offset argument, Jason Wang, 2021/03/22
- [PULL 10/13] net/eth: Check size earlier in _eth_get_rss_ex_dst_addr(), Jason Wang, 2021/03/22
- [PULL 11/13] net/eth: Check iovec has enough data earlier, Jason Wang, 2021/03/22
- [PULL 12/13] net/eth: Read ip6_ext_hdr_routing buffer before accessing it, Jason Wang, 2021/03/22
- [PULL 13/13] net/eth: Add an assert() and invert if() statement to simplify code, Jason Wang, 2021/03/22
- Re: [PULL 00/13] Net patches, Peter Maydell, 2021/03/22