[ovs-dev] [RFC_patch_v2] dp-packet: Reset DPDK HWOL bad checksum flags on init.
Darrell Ball
dlu998 at gmail.com
Tue Aug 8 18:39:57 UTC 2017
Reset the DPDK HWOL checksum bad flags on dp_packet_init_.
This is an RFC as these flags should be managed by DPDK.
Signed-off-by: Darrell Ball <dlu998 at gmail.com>
---
lib/dp-packet.c | 1 +
lib/dp-packet.h | 13 +++++++++++++
2 files changed, 14 insertions(+)
diff --git a/lib/dp-packet.c b/lib/dp-packet.c
index 67aa406..3620b81 100644
--- a/lib/dp-packet.c
+++ b/lib/dp-packet.c
@@ -31,6 +31,7 @@ dp_packet_init__(struct dp_packet *b, size_t allocated, enum dp_packet_source so
dp_packet_reset_offsets(b);
pkt_metadata_init(&b->md, 0);
dp_packet_rss_invalidate(b);
+ dp_packet_bad_checksum_reset(b);
dp_packet_reset_cutlen(b);
/* By default assume the packet type to be Ethernet. */
b->packet_type = htonl(PT_ETH);
diff --git a/lib/dp-packet.h b/lib/dp-packet.h
index 9dbb611..c94c67b 100644
--- a/lib/dp-packet.h
+++ b/lib/dp-packet.h
@@ -625,6 +625,19 @@ dp_packet_ip_checksum_valid(struct dp_packet *p)
#endif
}
+static inline void
+dp_packet_bad_checksum_reset(struct dp_packet *p)
+{
+#ifdef DPDK_NETDEV
+ p->mbuf.ol_flags &= ~PKT_RX_IP_CKSUM_BAD;
+ p->mbuf.ol_flags &= ~PKT_RX_L4_CKSUM_BAD;
+#else
+ if (p) {
+ ;
+ }
+#endif
+}
+
static inline bool
dp_packet_ip_checksum_bad(struct dp_packet *p)
{
--
1.9.1
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