On Thu, Aug 22, 2019 at 10:30 AM Stokes, Ian <[email protected]> wrote: > > > On 8/22/2019 7:00 AM, David Marchand wrote: > > On Thu, Aug 22, 2019 at 12:49 AM William Tu <[email protected]> wrote: > >> Add command lines for using DPDK's AF_XDP PMD driver. > >> > >> Signed-off-by: William Tu <[email protected]> > >> --- > >> Documentation/intro/install/afxdp.rst | 36 > >> +++++++++++++++++++++++++++++++++++ > >> 1 file changed, 36 insertions(+) > >> > >> diff --git a/Documentation/intro/install/afxdp.rst > >> b/Documentation/intro/install/afxdp.rst > >> index 820e9d993d8f..c3e03b40f3b5 100644 > >> --- a/Documentation/intro/install/afxdp.rst > >> +++ b/Documentation/intro/install/afxdp.rst > >> @@ -426,6 +426,42 @@ In the namespace, run drop or bounce back the packet:: > >> ip netns exec at_ns0 ./xdp_rxq_info --dev p0 --action XDP_TX > >> > >> > >> +Using DPDK's AF_XDP PMD driver > >> +------------------------------ > >> +Another way to use AF_XDP is to enable DPDK and use DPDK's AF_XDP > >> +driver. First, enable the AF_XDP PMD config at DPDK's > >> +config/common_base file by:: > >> + > >> + CONFIG_RTE_LIBRTE_PMD_AF_XDP=y > >> + > >> +and recompile the DPDK source. Then, compile OVS with DPDK:: > > The AF_XDP pmd went in dpdk 19.05. > > > > OVS master uses dpdk 18.11.2. > > - > > https://github.com/openvswitch/ovs/commit/446a2a7ede1f377687e8c0d848d63eb5e9988cfa > > is required to build against 19.05, > > - > > https://github.com/openvswitch/ovs/commit/75e5e39e5468cb9f15114f7d8b367d39bc26756c > > is required to build against 19.08, > > > > If you want to have a note in this doc in the master branch, you must > > properly explain this, or users will be disappointed and complain on > > the ml :-) > > > +1, also I think we shouldn't reference commits in the docs that > reference the dpdk-latest branch (I was burned by this before in commit > messages myself), the reason is I intend to rebase dpdk-latest on master > after the 2.12 release and as such the commit IDs will change due to > the rebase. > > I'm not so sure we should even add documentation to master regarding the > AF_XDP PMD until master moves to 19.11? Possibly the 'dpdk-latest' might > be a better candidate for this doc change?
Yes, this was my thought too. -- David Marchand _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
