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authorTiwei Bie <tiwei.bie@intel.com>2018-09-21 20:52:44 +0800
committerFerruh Yigit <ferruh.yigit@intel.com>2018-09-28 01:41:03 +0200
commit71ac639971d695c429cbf0241c508caae29b1e8a (patch)
tree935b91b5bca10b3d1a7f35f93f8b4dff150f94de
parent66908eff12627c3dd09b0e1f3801d57b425f2e23 (diff)
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doc: update commands for virtio-user
Update the doc for virtio-user to use the latest testpmd parameters and commands. Signed-off-by: Tiwei Bie <tiwei.bie@intel.com> Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
-rw-r--r--doc/guides/contributing/documentation.rst4
-rw-r--r--doc/guides/howto/virtio_user_as_exceptional_path.rst23
-rw-r--r--doc/guides/howto/virtio_user_for_container_networking.rst2
3 files changed, 16 insertions, 13 deletions
diff --git a/doc/guides/contributing/documentation.rst b/doc/guides/contributing/documentation.rst
index 6a07555..097575a 100644
--- a/doc/guides/contributing/documentation.rst
+++ b/doc/guides/contributing/documentation.rst
@@ -297,8 +297,8 @@ Line Length
testpmd -l 2-3 -n 4 \
--vdev=virtio_user0,path=/dev/vhost-net,queues=2,queue_size=1024 \
- -- -i --txqflags=0x0 --enable-hw-vlan --enable-lro \
- --enable-rx-cksum --txq=2 --rxq=2 --rxd=1024 --txd=1024
+ -- -i --tx-offloads=0x0000002c --enable-lro --txq=2 --rxq=2 \
+ --txd=1024 --rxd=1024
Whitespace
diff --git a/doc/guides/howto/virtio_user_as_exceptional_path.rst b/doc/guides/howto/virtio_user_as_exceptional_path.rst
index 6a13c76..4910c12 100644
--- a/doc/guides/howto/virtio_user_as_exceptional_path.rst
+++ b/doc/guides/howto/virtio_user_as_exceptional_path.rst
@@ -57,8 +57,8 @@ compiling the kernel and those kernel modules should be inserted.
$(testpmd) -l 2-3 -n 4 \
--vdev=virtio_user0,path=/dev/vhost-net,queue_size=1024 \
- -- -i --txqflags=0x0 --enable-lro \
- --enable-rx-cksum --rxd=1024 --txd=1024
+ -- -i --tx-offloads=0x0000002c --enable-lro \
+ --txd=1024 --rxd=1024
This command runs testpmd with two ports, one physical NIC to communicate
with outside, and one virtio-user to communicate with kernel.
@@ -69,11 +69,6 @@ compiling the kernel and those kernel modules should be inserted.
VIRTIO_NET_F_GUEST_TSO6 feature so that large packets from kernel can be
transmitted to DPDK application and further TSOed by physical NIC.
-* ``--enable-rx-cksum``
-
- This is used to negotiate VIRTIO_NET_F_GUEST_CSUM so that packets from
- kernel can be deemed as valid Rx checksumed.
-
* ``queue_size``
256 by default. To avoid shortage of descriptors, we can increase it to 1024.
@@ -86,9 +81,17 @@ compiling the kernel and those kernel modules should be inserted.
$(testpmd) -l 2-3 -n 4 \
--vdev=virtio_user0,path=/dev/vhost-net,queues=2,queue_size=1024 \
- -- -i --txqflags=0x0 --enable-lro \
- --enable-rx-cksum --txq=2 --rxq=2 --rxd=1024 \
- --txd=1024
+ -- -i --tx-offloads=0x0000002c --enable-lro \
+ --txq=2 --rxq=2 --txd=1024 --rxd=1024
+
+#. Enable Rx checksum offloads in testpmd:
+
+ .. code-block:: console
+
+ (testpmd) port stop 0
+ (testpmd) port config 0 rx_offload tcp_cksum on
+ (testpmd) port config 0 rx_offload udp_cksum on
+ (testpmd) port start 0
#. Start testpmd:
diff --git a/doc/guides/howto/virtio_user_for_container_networking.rst b/doc/guides/howto/virtio_user_for_container_networking.rst
index 476ce3a..2313dc7 100644
--- a/doc/guides/howto/virtio_user_for_container_networking.rst
+++ b/doc/guides/howto/virtio_user_for_container_networking.rst
@@ -96,7 +96,7 @@ some minor changes.
dpdk-app-testpmd testpmd -l 6-7 -n 4 -m 1024 --no-pci \
--vdev=virtio_user0,path=/var/run/usvhost \
--file-prefix=container \
- -- -i --txqflags=0xf00 --disable-hw-vlan
+ -- -i
Note: If we run all above setup on the host, it's a shm-based IPC.