On 7/7/2016 1:19 PM, Olivier Matz wrote:
> Update desc_to_olflags_v() to set PKT_RX_IP_CKSUM_BAD and
> PKT_RX_L4_CKSUM_BAD in the ol_fags of the mbuf.
>
> The Rx vector function can now be used with hw_ip_checksum
> enabled.
>
> Tested with:
>
> cd dpdk.org/
> make config T=x86_64-native-linuxapp-gcc
> make -j32
> mkdir -p /mnt/huge
> mount -t hugetlbfs nodev /mnt/huge
> echo 256 >
> /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages
> modprobe uio_pci_generic
> python tools/dpdk_nic_bind.py -b uio_pci_generic 0000:04:00.0
> ./build/app/testpmd -l 2,4 -- --total-num-mbufs=65536 -i
> --port-topology=chained --enable-rx-cksum --disable-hw-vlan-filter
> --disable-hw-vlan-strip
> set fwd rxonly
> set verbose 1
> start
>
> # send packets to testpmd using scapy
> eh = Ether(src="00:01:02:03:04:05", dst="00:1B:21:AB:8F:10")
> p = Ether()/IP(src="1.1.1.1", dst="1.1.1.2")/UDP()/Raw("x"*50)
> sendp(p, iface="ixgbe2")
> p = Ether()/IP(src="1.1.1.1", dst="1.1.1.2", chksum=42)/UDP()/Raw("x"*50)
> sendp(p, iface="ixgbe2")
> p = Ether()/IP(src="1.1.1.1", dst="1.1.1.2")/UDP(chksum=42)/Raw("x"*50)
> sendp(p, iface="ixgbe2")
> p = Ether()/IP(src="1.1.1.1", dst="1.1.1.2",
> chksum=45)/UDP(chksum=42)/Raw("x"*50)
> sendp(p, iface="ixgbe2")
>
> # result
> port 0/queue 0: received 1 packets
> src=00:01:02:03:04:05 - dst=00:1B:21:AB:8F:10 - type=0x0800 - length=92 -
> nb_segs=1Unknown packet type
> - Receive queue=0x0
> port 0/queue 0: received 1 packets
> src=00:01:02:03:04:05 - dst=00:1B:21:AB:8F:10 - type=0x0800 - length=92 -
> nb_segs=1Unknown packet type
> - Receive queue=0x0
> PKT_RX_IP_CKSUM_BAD
> port 0/queue 0: received 1 packets
> src=00:01:02:03:04:05 - dst=00:1B:21:AB:8F:10 - type=0x0800 - length=92 -
> nb_segs=1Unknown packet type
> - Receive queue=0x0
> PKT_RX_L4_CKSUM_BAD
> port 0/queue 0: received 1 packets
> src=00:01:02:03:04:05 - dst=00:1B:21:AB:8F:10 - type=0x0800 - length=92 -
> nb_segs=1Unknown packet type
> - Receive queue=0x0
> PKT_RX_L4_CKSUM_BAD
> PKT_RX_IP_CKSUM_BAD
>
> Signed-off-by: Maxime Leroy <maxime.leroy at 6wind.com>
> Signed-off-by: Olivier Matz <olivier.matz at 6wind.com>
> ---
ixgbe maintainers, can you please review the patch?
