From: Zhichao Zeng <zhichaox.zeng@intel.com>
To: dev@dpdk.org
Cc: qi.z.zhang@intel.com, ke1.xu@intel.com,
Zhichao Zeng <zhichaox.zeng@intel.com>,
Olivier Matz <olivier.matz@6wind.com>
Subject: [PATCH 1/4] net: calculate correct UDP pseudo header for UFO
Date: Thu, 13 Apr 2023 13:34:00 +0800 [thread overview]
Message-ID: <20230413053401.4190743-1-zhichaox.zeng@intel.com> (raw)
This commit calculates the correct pseudo header for the
UDP fragmentation offload by adding UDP_SEG flag.
Signed-off-by: Zhichao Zeng <zhichaox.zeng@intel.com>
---
lib/net/rte_ip.h | 4 ++--
lib/net/rte_net.h | 5 +++--
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/lib/net/rte_ip.h b/lib/net/rte_ip.h
index a310e9d498..8073c8e889 100644
--- a/lib/net/rte_ip.h
+++ b/lib/net/rte_ip.h
@@ -345,7 +345,7 @@ rte_ipv4_phdr_cksum(const struct rte_ipv4_hdr *ipv4_hdr, uint64_t ol_flags)
psd_hdr.dst_addr = ipv4_hdr->dst_addr;
psd_hdr.zero = 0;
psd_hdr.proto = ipv4_hdr->next_proto_id;
- if (ol_flags & RTE_MBUF_F_TX_TCP_SEG) {
+ if (ol_flags & (RTE_MBUF_F_TX_TCP_SEG | RTE_MBUF_F_TX_UDP_SEG)) {
psd_hdr.len = 0;
} else {
l3_len = rte_be_to_cpu_16(ipv4_hdr->total_length);
@@ -596,7 +596,7 @@ rte_ipv6_phdr_cksum(const struct rte_ipv6_hdr *ipv6_hdr, uint64_t ol_flags)
} psd_hdr;
psd_hdr.proto = (uint32_t)(ipv6_hdr->proto << 24);
- if (ol_flags & RTE_MBUF_F_TX_TCP_SEG) {
+ if (ol_flags & (RTE_MBUF_F_TX_TCP_SEG | RTE_MBUF_F_TX_UDP_SEG)) {
psd_hdr.len = 0;
} else {
psd_hdr.len = ipv6_hdr->payload_len;
diff --git a/lib/net/rte_net.h b/lib/net/rte_net.h
index 56611fc8f9..ef3ff4c6fd 100644
--- a/lib/net/rte_net.h
+++ b/lib/net/rte_net.h
@@ -121,7 +121,7 @@ rte_net_intel_cksum_flags_prepare(struct rte_mbuf *m, uint64_t ol_flags)
* no offloads are requested.
*/
if (!(ol_flags & (RTE_MBUF_F_TX_IP_CKSUM | RTE_MBUF_F_TX_L4_MASK | RTE_MBUF_F_TX_TCP_SEG |
- RTE_MBUF_F_TX_OUTER_IP_CKSUM)))
+ RTE_MBUF_F_TX_UDP_SEG | RTE_MBUF_F_TX_OUTER_IP_CKSUM)))
return 0;
if (ol_flags & (RTE_MBUF_F_TX_OUTER_IPV4 | RTE_MBUF_F_TX_OUTER_IPV6)) {
@@ -154,7 +154,8 @@ rte_net_intel_cksum_flags_prepare(struct rte_mbuf *m, uint64_t ol_flags)
ipv4_hdr->hdr_checksum = 0;
}
- if ((ol_flags & RTE_MBUF_F_TX_L4_MASK) == RTE_MBUF_F_TX_UDP_CKSUM) {
+ if ((ol_flags & RTE_MBUF_F_TX_L4_MASK) == RTE_MBUF_F_TX_UDP_CKSUM ||
+ (ol_flags & RTE_MBUF_F_TX_UDP_SEG)) {
if (ol_flags & RTE_MBUF_F_TX_IPV4) {
udp_hdr = (struct rte_udp_hdr *)((char *)ipv4_hdr +
m->l3_len);
--
2.25.1
next reply other threads:[~2023-04-13 5:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-13 5:34 Zhichao Zeng [this message]
2023-06-06 7:00 ` Zeng, ZhichaoX
2023-06-06 15:19 ` Olivier Matz
2023-06-06 18:01 ` Ferruh Yigit
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