From: Andrew Melnychenko <andrew@daynix.com>
To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, mst@redhat.com, jasowang@redhat.com,
yoshfuji@linux-ipv6.org, dsahern@kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org
Cc: yan@daynix.com, yuri.benditovich@daynix.com
Subject: [PATCH v5 4/6] uapi/linux/virtio_net.h: Added USO types.
Date: Wed, 7 Dec 2022 13:35:56 +0200 [thread overview]
Message-ID: <20221207113558.19003-5-andrew@daynix.com> (raw)
In-Reply-To: <20221207113558.19003-1-andrew@daynix.com>
Added new GSO type for USO: VIRTIO_NET_HDR_GSO_UDP_L4.
Feature VIRTIO_NET_F_HOST_USO allows to enable NETIF_F_GSO_UDP_L4.
Separated VIRTIO_NET_F_GUEST_USO4 & VIRTIO_NET_F_GUEST_USO6 features
required for Windows guests.
Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
---
include/uapi/linux/virtio_net.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h
index 6cb842ea8979..b4062bed186a 100644
--- a/include/uapi/linux/virtio_net.h
+++ b/include/uapi/linux/virtio_net.h
@@ -57,6 +57,9 @@
* Steering */
#define VIRTIO_NET_F_CTRL_MAC_ADDR 23 /* Set MAC address */
#define VIRTIO_NET_F_NOTF_COAL 53 /* Device supports notifications coalescing */
+#define VIRTIO_NET_F_GUEST_USO4 54 /* Guest can handle USOv4 in. */
+#define VIRTIO_NET_F_GUEST_USO6 55 /* Guest can handle USOv6 in. */
+#define VIRTIO_NET_F_HOST_USO 56 /* Host can handle USO in. */
#define VIRTIO_NET_F_HASH_REPORT 57 /* Supports hash report */
#define VIRTIO_NET_F_RSS 60 /* Supports RSS RX steering */
#define VIRTIO_NET_F_RSC_EXT 61 /* extended coalescing info */
@@ -130,6 +133,7 @@ struct virtio_net_hdr_v1 {
#define VIRTIO_NET_HDR_GSO_TCPV4 1 /* GSO frame, IPv4 TCP (TSO) */
#define VIRTIO_NET_HDR_GSO_UDP 3 /* GSO frame, IPv4 UDP (UFO) */
#define VIRTIO_NET_HDR_GSO_TCPV6 4 /* GSO frame, IPv6 TCP */
+#define VIRTIO_NET_HDR_GSO_UDP_L4 5 /* GSO frame, IPv4& IPv6 UDP (USO) */
#define VIRTIO_NET_HDR_GSO_ECN 0x80 /* TCP has ECN set */
__u8 gso_type;
__virtio16 hdr_len; /* Ethernet + IP + tcp/udp hdrs */
--
2.38.1
WARNING: multiple messages have this Message-ID (diff)
From: Andrew Melnychenko <andrew@daynix.com>
To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, mst@redhat.com, jasowang@redhat.com,
yoshfuji@linux-ipv6.org, dsahern@kernel.org,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
virtualization@lists.linux-foundation.org
Cc: yan@daynix.com, yuri.benditovich@daynix.com
Subject: [PATCH v5 4/6] uapi/linux/virtio_net.h: Added USO types.
Date: Wed, 7 Dec 2022 13:35:56 +0200 [thread overview]
Message-ID: <20221207113558.19003-5-andrew@daynix.com> (raw)
In-Reply-To: <20221207113558.19003-1-andrew@daynix.com>
Added new GSO type for USO: VIRTIO_NET_HDR_GSO_UDP_L4.
Feature VIRTIO_NET_F_HOST_USO allows to enable NETIF_F_GSO_UDP_L4.
Separated VIRTIO_NET_F_GUEST_USO4 & VIRTIO_NET_F_GUEST_USO6 features
required for Windows guests.
Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
---
include/uapi/linux/virtio_net.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h
index 6cb842ea8979..b4062bed186a 100644
--- a/include/uapi/linux/virtio_net.h
+++ b/include/uapi/linux/virtio_net.h
@@ -57,6 +57,9 @@
* Steering */
#define VIRTIO_NET_F_CTRL_MAC_ADDR 23 /* Set MAC address */
#define VIRTIO_NET_F_NOTF_COAL 53 /* Device supports notifications coalescing */
+#define VIRTIO_NET_F_GUEST_USO4 54 /* Guest can handle USOv4 in. */
+#define VIRTIO_NET_F_GUEST_USO6 55 /* Guest can handle USOv6 in. */
+#define VIRTIO_NET_F_HOST_USO 56 /* Host can handle USO in. */
#define VIRTIO_NET_F_HASH_REPORT 57 /* Supports hash report */
#define VIRTIO_NET_F_RSS 60 /* Supports RSS RX steering */
#define VIRTIO_NET_F_RSC_EXT 61 /* extended coalescing info */
@@ -130,6 +133,7 @@ struct virtio_net_hdr_v1 {
#define VIRTIO_NET_HDR_GSO_TCPV4 1 /* GSO frame, IPv4 TCP (TSO) */
#define VIRTIO_NET_HDR_GSO_UDP 3 /* GSO frame, IPv4 UDP (UFO) */
#define VIRTIO_NET_HDR_GSO_TCPV6 4 /* GSO frame, IPv6 TCP */
+#define VIRTIO_NET_HDR_GSO_UDP_L4 5 /* GSO frame, IPv4& IPv6 UDP (USO) */
#define VIRTIO_NET_HDR_GSO_ECN 0x80 /* TCP has ECN set */
__u8 gso_type;
__virtio16 hdr_len; /* Ethernet + IP + tcp/udp hdrs */
--
2.38.1
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next prev parent reply other threads:[~2022-12-07 11:52 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-07 11:35 [PATCH v5 0/6] TUN/VirtioNet USO features support Andrew Melnychenko
2022-12-07 11:35 ` Andrew Melnychenko
2022-12-07 11:35 ` [PATCH v5 1/6] udp: allow header check for dodgy GSO_UDP_L4 packets Andrew Melnychenko
2022-12-07 11:35 ` Andrew Melnychenko
2022-12-07 11:35 ` [PATCH v5 2/6] uapi/linux/if_tun.h: Added new offload types for USO4/6 Andrew Melnychenko
2022-12-07 11:35 ` Andrew Melnychenko
2022-12-07 11:35 ` [PATCH v5 3/6] driver/net/tun: Added features for USO Andrew Melnychenko
2022-12-07 11:35 ` Andrew Melnychenko
2022-12-07 11:35 ` Andrew Melnychenko [this message]
2022-12-07 11:35 ` [PATCH v5 4/6] uapi/linux/virtio_net.h: Added USO types Andrew Melnychenko
2022-12-07 11:35 ` [PATCH v5 5/6] linux/virtio_net.h: Support USO offload in vnet header Andrew Melnychenko
2022-12-07 11:35 ` Andrew Melnychenko
2022-12-07 11:35 ` [PATCH v5 6/6] drivers/net/virtio_net.c: Added USO support Andrew Melnychenko
2022-12-07 11:35 ` Andrew Melnychenko
2022-12-12 9:40 ` [PATCH v5 0/6] TUN/VirtioNet USO features support patchwork-bot+netdevbpf
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