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([2600:4040:9399:4000:e553:72e5:7d37:c7ef]) by smtp.gmail.com with ESMTPSA id af79cd13be357-93641592964sm148846885a.0.2026.08.04.11.05.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 04 Aug 2026 11:05:59 -0700 (PDT) Message-ID: <9460e089-ed71-4f3c-986c-5d29b87b3500@gmail.com> Date: Tue, 4 Aug 2026 14:05:58 -0400 Precedence: bulk X-Mailing-List: linux-rdma@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH net-next V2 13/13] selftests: drv-net: psp: Add a test for PSP with HW-GRO To: Tariq Toukan , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , netdev@vger.kernel.org, Paolo Abeni , Sabrina Dubroca Cc: Aleksandr Loktionov , Alexei Lazar , Boris Pismenny , Carolina Jubran , Chris Mi , Cosmin Ratiu , Doruk Tan Ozturk , Dragos Tatulea , Gal Pressman , Jacob Keller , Jianbo Liu , Kees Cook , Lama Kayal , Leon Romanovsky , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-rdma@vger.kernel.org, Mark Bloch , Patrisious Haddad , Raed Salem , Rahul Rameshbabu , Saeed Mahameed , Shuah Khan , Shuah Khan , Simon Horman , Stanislav Fomichev , Stanislav Fomichev References: <20260804083535.2946459-1-tariqt@nvidia.com> <20260804083535.2946459-14-tariqt@nvidia.com> Content-Language: en-US From: Daniel Zahka In-Reply-To: <20260804083535.2946459-14-tariqt@nvidia.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 8/4/26 4:35 AM, Tariq Toukan wrote: > From: Cosmin Ratiu > > Add a test case which attempts to send several 64K chunks over PSP, > which is more than MTU, and thus trigger GSO on the TX side and HW GRO > on the RX side. Verify HW GRO counters increase. > > This required the addition of a new command in the psp responder, so it > sends the data in order to get it reassembled on the local (DUT) side. > > Signed-off-by: Cosmin Ratiu > Reviewed-by: Dragos Tatulea > Signed-off-by: Tariq Toukan > --- > tools/testing/selftests/drivers/net/psp.py | 131 ++++++++++++++++-- > .../selftests/drivers/net/psp_responder.c | 49 +++++++ > 2 files changed, 171 insertions(+), 9 deletions(-) > > diff --git a/tools/testing/selftests/drivers/net/psp.py b/tools/testing/selftests/drivers/net/psp.py > index 315648a770d0..9b899723a635 100755 > --- a/tools/testing/selftests/drivers/net/psp.py > +++ b/tools/testing/selftests/drivers/net/psp.py > @@ -16,11 +16,12 @@ from lib.py import ksft_run, ksft_exit, ksft_pr > from lib.py import ksft_true, ksft_eq, ksft_ne, ksft_gt, ksft_raises > from lib.py import ksft_not_none > from lib.py import ksft_variants, KsftNamedVariant > -from lib.py import KsftSkipEx, KsftFailEx > +from lib.py import KsftSkipEx, KsftFailEx, KsftXfailEx > from lib.py import NetDrvEpEnv, NetDrvContEnv > -from lib.py import Netlink, NlError, PSPFamily, RtnlFamily > +from lib.py import Netlink, NlError, NetdevFamily, PSPFamily, RtnlFamily > from lib.py import NetNSEnter > from lib.py import bkg, rand_port, wait_port_listen > +from lib.py import bkg, ethtool, rand_port, wait_port_listen, CmdExitFailure nit: agent has pointed out that this new line is reimporting bkg, rand_port, and wait_port_listen from the line above it.