Commit broke 32-bit testpmd app

[Sampath Peechu (speechu)]

++ dev at dpdk.org<mailto:dev at dpdk.org>




From: Maxime Coquelin <maxime.coquelin at redhat.com>
Date: Tuesday, November 15, 2022 at 3:19 AM
To: Sampath Peechu (speechu) <speechu at cisco.com>, chenbo.xia at intel.com <chenbo.xia at intel.com>
Cc: Roger Melton (rmelton) <rmelton at cisco.com>
Subject: Re: Commit broke 32-bit testpmd app
Hi Sampath,


Please add dev at dpdk.org, the upstream mailing list, if this is related
to the upstream DPDK project.If it is using RHEL DPDK package, please
use the appropriate support channels.

On 11/14/22 23:55, Sampath Peechu (speechu) wrote:
> Hi Virtio Maintainers team,
>
> This email is regarding the following commit.
>
> https://github.com/DPDK/dpdk/commit/ba55c94a7ebc386d2288d6578ed57aad6cb92657 <https://github.com/DPDK/dpdk/commit/ba55c94a7ebc386d2288d6578ed57aad6cb92657>
>
> The above commit appears to have broken the 32-bit testpmd app (and
> consequently impacted one of our products that runs as a 32-bit DPDK
> app). The 64-bit testpmd app does not appear to be impacted though.

We'll need some logs to understand what is going on.
Does it happen with virtio-pci or virtio-user?

Regards,
Maxime

> With the commit in place, we didn’t see any packets going through at
> all. After backing out the commit and rebuilding the 32-bit testpmd app
> in our test setup, we were able to pass traffic as expected.
>
> Could you please let us know if this is a known issue? And if there is a
> fix available for it?
>
> Thank you,
>
> Sampath Peechu
>
> Cisco Systems
>
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