From patchwork Wed Oct 30 14:27:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stanislav Fomichev X-Patchwork-Id: 13856623 X-Patchwork-Delegate: kuba@kernel.org Received: from mail-pg1-f182.google.com (mail-pg1-f182.google.com [209.85.215.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 91C641F9EBB; Wed, 30 Oct 2024 14:27:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.182 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730298462; cv=none; b=mytIsM66lT+8MwoTw3CxY6pvwI6M+0DjA3itQTiZQ+ZetIrhHlHMvHtObvGyBVARII4n1uYmyrwH6pfqzh8kbsTC+aPUGRIEt+u477VI0zILPWx/w19heb9Im96wZCvVtf3nDcSDovbZF9cdxOu3tl1Mv/4ivAE3lnC+5EOuxJs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730298462; c=relaxed/simple; bh=k3NksgKMGGwSiQjqqQDiIoWxu2o4MtjaGnPwO3kHGQE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=kFtt4t+Q4WPxNHpNJw1/wK+1xPlY6hFhzTZaGE3R3dCKh2qgH17TwxMMeV08+EcJaOtpzX+l+BMu6VcavXg4da7/zlm8JrdyXNpkqF3uEuI6Czex2zOeXH9J4ML9GtcfinUyqFAY217wiRN3uNjNeHL8THuKvsFHEDVC3EKmA04= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.215.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fomichev.me Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pg1-f182.google.com with SMTP id 41be03b00d2f7-7ea76a12c32so5144035a12.1; Wed, 30 Oct 2024 07:27:40 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730298459; x=1730903259; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=X3YqyV0YwGuilWF+8lpqEcTlB/FpyMoTdw0SNw6nZVo=; b=hBWfQHUe7ygOTl1jFrJirurdos6WzAOSd/MKc/YiyZKZ2ffCNcSfAm2dZuzOFPvyCu P5tctNe6eqBpn0i/Ve4X/RyII3Bu8ICBiX144M4Jf+Jw+t7C3RwaiWicdD7yPq4uS+Bv oD/A1bNXkf42wT3M56fQm3V9R8ifBb2LtPQkNgjYouKBudPcB0fKqAUGTCh/QnXGpvxd 3tFaJhllDYUuuwclRbYw5WmBQvrDNeJ2jHOGEpRJX6AxNF8VrSDES9xDb/rFwczsB5sH beLSzgwEOfnebQecLQeu3WztYRJ0NjxGzlO3OCU9Qbz5gu1+Sh6eIjM3NnUf8KDtggRA DhWQ== X-Forwarded-Encrypted: i=1; AJvYcCVB8bx/Zax0THTk5tQFirphC46sRUjY0de91fjjhYgIeGMBFQif8bxTjbrpOg8X7c0xwASl/2oqqY1pMF9Y8Wel@vger.kernel.org, AJvYcCWDbiv8eSNXEK3zxE4Q1xTqYz5lpGWhP+tWCZw1CPugducTNEJZ620tvcic3Zz/o6QRudX+xmpSD3jJy1c=@vger.kernel.org X-Gm-Message-State: AOJu0YyqUdSIf3ttiAdSEbPwlnFHxU0s/geonF8ZMTGzaG7VGUCn41Y9 qhAm8VARWliLwC+BTLfEDR/PiDIRkI4djCV9zMT1rUnPoqASQNt9zVQRerc= X-Google-Smtp-Source: AGHT+IFa0T3NhLLZTVYB47aMtxMkeD80BrpeKBP22/0bqgcXxhS+vEBtm3n6X1TYaNAhdmXADKD2sQ== X-Received: by 2002:a05:6a21:1707:b0:1d9:d8d:d0a4 with SMTP id adf61e73a8af0-1d9a83a913emr19237362637.9.1730298459536; Wed, 30 Oct 2024 07:27:39 -0700 (PDT) Received: from localhost ([2601:646:9e00:f56e:123b:cea3:439a:b3e3]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-720579397d8sm9346440b3a.86.2024.10.30.07.27.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 30 Oct 2024 07:27:39 -0700 (PDT) From: Stanislav Fomichev To: netdev@vger.kernel.org Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, andrew+netdev@lunn.ch, shuah@kernel.org, horms@kernel.org, sdf@fomichev.me, almasrymina@google.com, willemb@google.com, petrm@nvidia.com Subject: [PATCH net-next v6 12/12] selftests: ncdevmem: Add automated test Date: Wed, 30 Oct 2024 07:27:22 -0700 Message-ID: <20241030142722.2901744-13-sdf@fomichev.me> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241030142722.2901744-1-sdf@fomichev.me> References: <20241030142722.2901744-1-sdf@fomichev.me> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: kuba@kernel.org Only RX side for now and small message to test the setup. In the future, we can extend it to TX side and to testing both sides with a couple of megs of data. make \ -C tools/testing/selftests \ TARGETS="drivers/hw/net" \ install INSTALL_PATH=~/tmp/ksft scp ~/tmp/ksft ${HOST}: scp ~/tmp/ksft ${PEER}: cfg+="NETIF=${DEV}\n" cfg+="LOCAL_V6=${HOST_IP}\n" cfg+="REMOTE_V6=${PEER_IP}\n" cfg+="REMOTE_TYPE=ssh\n" cfg+="REMOTE_ARGS=root@${PEER}\n" echo -e "$cfg" | ssh root@${HOST} "cat > ksft/drivers/net/net.config" ssh root@${HOST} "cd ksft && ./run_kselftest.sh -t drivers/net:devmem.py" Reviewed-by: Mina Almasry Signed-off-by: Stanislav Fomichev --- .../testing/selftests/drivers/net/hw/Makefile | 1 + .../selftests/drivers/net/hw/devmem.py | 45 +++++++++++++++++++ 2 files changed, 46 insertions(+) create mode 100755 tools/testing/selftests/drivers/net/hw/devmem.py diff --git a/tools/testing/selftests/drivers/net/hw/Makefile b/tools/testing/selftests/drivers/net/hw/Makefile index 182348f4bd40..1c6a77480923 100644 --- a/tools/testing/selftests/drivers/net/hw/Makefile +++ b/tools/testing/selftests/drivers/net/hw/Makefile @@ -3,6 +3,7 @@ TEST_PROGS = \ csum.py \ devlink_port_split.py \ + devmem.py \ ethtool.sh \ ethtool_extended_state.sh \ ethtool_mm.sh \ diff --git a/tools/testing/selftests/drivers/net/hw/devmem.py b/tools/testing/selftests/drivers/net/hw/devmem.py new file mode 100755 index 000000000000..1416c31ff81e --- /dev/null +++ b/tools/testing/selftests/drivers/net/hw/devmem.py @@ -0,0 +1,45 @@ +#!/usr/bin/env python3 +# SPDX-License-Identifier: GPL-2.0 + +from lib.py import ksft_run, ksft_exit +from lib.py import ksft_eq, KsftSkipEx +from lib.py import NetDrvEpEnv +from lib.py import bkg, cmd, rand_port, wait_port_listen +from lib.py import ksft_disruptive + + +def require_devmem(cfg): + if not hasattr(cfg, "_devmem_probed"): + port = rand_port() + probe_command = f"./ncdevmem -f {cfg.ifname}" + cfg._devmem_supported = cmd(probe_command, fail=False, shell=True).ret == 0 + cfg._devmem_probed = True + + if not cfg._devmem_supported: + raise KsftSkipEx("Test requires devmem support") + + +@ksft_disruptive +def check_rx(cfg) -> None: + cfg.require_v6() + require_devmem(cfg) + + port = rand_port() + listen_cmd = f"./ncdevmem -l -f {cfg.ifname} -s {cfg.v6} -p {port}" + + with bkg(listen_cmd) as nc: + wait_port_listen(port) + cmd(f"echo -e \"hello\\nworld\"| nc {cfg.v6} {port}", host=cfg.remote, shell=True) + + ksft_eq(nc.stdout.strip(), "hello\nworld") + + +def main() -> None: + with NetDrvEpEnv(__file__) as cfg: + ksft_run([check_rx], + args=(cfg, )) + ksft_exit() + + +if __name__ == "__main__": + main()