Re: [dpdk-dev] Getting issue while bringin Bond with VMXNET3 (DPDK 17.11)

[chetan bhasin <chetan.bhasin017@gmail.com>]

Thanks a lot

Let me check in vpp's DPDK plugin what value is passed.

Thanks,
Chetan Bhasin


On Tue, Oct 9, 2018 at 1:35 PM Ferruh Yigit <ferruh.yigit@intel.com> wrote:

> On 10/9/2018 5:35 AM, chetan bhasin wrote:
> > Thanks for your reply .
> >
> > The issue coming in function "vmxnet3_dev_tx_queue_setup"
> >
> > below if condition is true because "tx_conf->txq_flags is coming as 0"
> >
> >     if ((tx_conf->txq_flags & ETH_TXQ_FLAGS_NOXSUMSCTP) !=
> >         ETH_TXQ_FLAGS_NOXSUMSCTP) {
> >         PMD_INIT_LOG(ERR, "SCTP checksum offload not supported");
> >         return -EINVAL;
> >     }
>
> Hi Chetan,
>
> In v17.11, all Tx offloads are enabled by default and can be disabled via
> tx_conf->txq_flags.
>
> Above code says PMD is not supporting SCTP checksum offload but you are
> requesting it, by passing "txq_flags == 0", and PMD fails.
>
> You need to pass at least "txq_flags = ETH_TXQ_FLAGS_NOXSUMSCTP" to be
> able to
> use vmxnet3.
>
> +cc vmxnet3 maintainer
>
> >
> > Regards,
> > Chetan Bhasin
> >
> > On Tue, Oct 9, 2018 at 7:11 AM Chas Williams <3chas3@gmail.com> wrote:
> >
> >> Any other error messages?  There's really only one path out of
> >> slave_configure() that doesn't emit another error message and
> >> that's slave_configure_slow_queue.  You need to set dedicated_queues to
> >> be enabled to see that happen.
> >>
> >> On 10/07/18 01:12, chetan bhasin wrote:
> >>> Can anybody suggest?  Stuck right now!
> >>>
> >>> On Sat, Oct 6, 2018, 17:02 chetan bhasin <chetan.bhasin017@gmail.com>
> >> wrote:
> >>>
> >>>> Hi Dpdk Champs,
> >>>>
> >>>> I am facing an issue while bringing bonding on VM having vmxnet3
> >>>> interfaces.
> >>>>
> >>>> Below error is coming in the log -
> >>>>
> >>>> PMD: bond_ethdev_start(1959) - bonded port (2) failed to reconfigure
> >> slave
> >>>> device (0).
> >>>>
> >>>> Please suggest.
> >>>>
> >>>> Thanks,
> >>>> Chetan Bhasin
> >>>>
> >>
>
>