> -----Original Message-----
> From: Jiang, YuX
> Sent: Tuesday, November 2, 2021 10:38 AM
> To: 'Ferruh Yigit' <ferruh.yi...@intel.com>; Ajit Khaparde
> <ajit.khapa...@broadcom.com>; Andrew Rybchenko
> <andrew.rybche...@oktetlabs.ru>
> Cc: Li, Xiaoyun <xiaoyun...@intel.com>; Xu, Rosen <rosen...@intel.com>;
> Ananyev, Konstantin <konstantin.anan...@intel.com>; Ivan Ilchenko
> <ivan.ilche...@oktetlabs.ru>; dpdk-dev <dev@dpdk.org>
> Subject: RE: [dpdk-dev] [PATCH] app/testpmd: fix MTU configuration before
> device start
>
> > -----Original Message-----
> > From: dev <dev-boun...@dpdk.org> On Behalf Of Ferruh Yigit
> > Sent: Friday, October 29, 2021 2:23 AM
> > To: Ajit Khaparde <ajit.khapa...@broadcom.com>; Andrew Rybchenko
> > <andrew.rybche...@oktetlabs.ru>
> > Cc: Li, Xiaoyun <xiaoyun...@intel.com>; Xu, Rosen
> > <rosen...@intel.com>; Ananyev, Konstantin
> > <konstantin.anan...@intel.com>; Ivan Ilchenko
> > <ivan.ilche...@oktetlabs.ru>; dpdk-dev <dev@dpdk.org>
> > Subject: Re: [dpdk-dev] [PATCH] app/testpmd: fix MTU configuration
> > before device start
> >
> > On 10/25/2021 7:06 PM, Ajit Khaparde wrote:
> > > On Sun, Oct 24, 2021 at 9:42 AM Andrew Rybchenko
> > > <andrew.rybche...@oktetlabs.ru> wrote:
> > >>
> > >> There is no point to do rte_eth_dev_mtu_set() before configure
> > >> since set MTU value is overwritten on configure anyway. So, setting
> > >> of MTU before configure is rejected now on ethdev level.
> > >>
> > >> If testpmd is going to do configure (e.g. just after testpmd start
> > >> with disabled devices start up or any configuration changes in
> > >> stopped state which require reconfigure), just save requested MTU
> > >> in device config to be applied on reconfigure.
> > >>
> > >> Fixes: 1bb4a528c41f ("ethdev: fix max Rx packet length")
> > >> Fixes: be0433cf953c ("ethdev: forbid MTU set before device
> > >> configure")
> > >>
> > >> Signed-off-by: Andrew Rybchenko <andrew.rybche...@oktetlabs.ru>
> > > Acked-by: Ajit Khaparde <ajit.khapa...@broadcom.com>
> > >
> >
> > Reviewed-by: Ferruh Yigit <ferruh.yi...@intel.com>
> >
> > Applied to dpdk-next-net/main, thanks.
> verify patch
> https://patches.dpdk.org/project/dpdk/patch/20211024164237.2116166-1-
> andrew.rybche...@oktetlabs.ru/ on baseline
> 6cc51b1293ceac4a77d4bf7ac91a8bbd59e1f78c
> Test failed on nic XXV710 for 25GbE SFP28 158b/os Red Hat Enterprise Linux
> 8.4
Hi Ferruh and Andrew,
Since the patch
https://patches.dpdk.org/project/dpdk/patch/20211024164237.2116166-1-andrew.rybche...@oktetlabs.ru/
Has been merged into dpdk21.11rc2 main branch, we verify the main,
This bug(https://bugs.dpdk.org/show_bug.cgi?id=864) also can be reproduced,
could you pls have a look again?
