From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BFC88192D97 for ; Wed, 16 Jul 2025 00:04:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752624259; cv=none; b=fuBRG+7TVM1fdNmfHl0/RoaaI5mjGF7NLAg1T9WAL1G+gMk8uktRw4Dx/UeBWExCtuZOEhs8rC7xywIY2VhxP3WmHk3dR7PnH4K7rjtM4p5QZu4WyUsdSyXXTOwjOs9cUfCRpPIR0uVdPM4p0Jv3FIZpWKTDAgETu59JWYYj1aw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752624259; c=relaxed/simple; bh=OIizu7WlZRkKdgpFGQptr1yIgd7IOxghWJ9tyoiRM9o=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Lk9e1vxjEGdlV7o2bIeudfIwQQ09SZ3+/n1fH56b6JQHTOAxEHEhsICe87CsmpUhgB9zJ8BPU50tbbU2ajO51KqnkGxUhwJHjf4cW9IiZWKNUeAnBFgt8lnFEEfkxQpSQCrpx76mByCcpXp9ODiXXc6RcDGw1u79uy3AzWnkA80= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=g8B66Fa2; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="g8B66Fa2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E7619C4CEF6; Wed, 16 Jul 2025 00:04:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752624259; bh=OIizu7WlZRkKdgpFGQptr1yIgd7IOxghWJ9tyoiRM9o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=g8B66Fa2Po2fcppf9KyG8MnkvBPIRTR14pK9wmiFnC5plg1OL72M7FDjRewJTHhVL lYuPso4WKFBEmemzCBywwyR+xQTIIGH7ziv5MqZF/G1PHqMx3AnvvIIhopSOeGpl62 /clGkvTbmTozCxtGHD/JZumJHBJhZDYRnDvDCorgSLTJk1pZ5xYEdiggck4qyYgGbO r/v8KN328cGLOAAcEbjK2miv6b726WSin/E60EKcbHwKMLKQ+DfIk8P9eFl/wX1pHl XkgHLN9Cua+zsAwJsQVCZrTo5QXEGdi/yWGVgBsk+WgDh4/tEcu2KXTu3p6RTRNjYY qt7Kv/jX76dxg== From: Jakub Kicinski To: davem@davemloft.net Cc: netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com, andrew+netdev@lunn.ch, horms@kernel.org, donald.hunter@gmail.com, shuah@kernel.org, kory.maincent@bootlin.com, maxime.chevallier@bootlin.com, sdf@fomichev.me, ecree.xilinx@gmail.com, gal@nvidia.com, jdamato@fastly.com, andrew@lunn.ch, Jakub Kicinski Subject: [PATCH net-next v3 07/11] selftests: drv-net: rss_api: test setting hashing key via Netlink Date: Tue, 15 Jul 2025 17:03:27 -0700 Message-ID: <20250716000331.1378807-8-kuba@kernel.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250716000331.1378807-1-kuba@kernel.org> References: <20250716000331.1378807-1-kuba@kernel.org> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Test setting hashing key via Netlink. # ./tools/testing/selftests/drivers/net/hw/rss_api.py TAP version 13 1..7 ok 1 rss_api.test_rxfh_nl_set_fail ok 2 rss_api.test_rxfh_nl_set_indir ok 3 rss_api.test_rxfh_nl_set_indir_ctx ok 4 rss_api.test_rxfh_indir_ntf ok 5 rss_api.test_rxfh_indir_ctx_ntf ok 6 rss_api.test_rxfh_nl_set_key ok 7 rss_api.test_rxfh_fields # Totals: pass:7 fail:0 xfail:0 xpass:0 skip:0 error:0 Signed-off-by: Jakub Kicinski --- .../selftests/drivers/net/hw/rss_api.py | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tools/testing/selftests/drivers/net/hw/rss_api.py b/tools/testing/selftests/drivers/net/hw/rss_api.py index 7353e8f3e1a4..6d48799a423c 100755 --- a/tools/testing/selftests/drivers/net/hw/rss_api.py +++ b/tools/testing/selftests/drivers/net/hw/rss_api.py @@ -6,6 +6,7 @@ API level tests for RSS (mostly Netlink vs IOCTL). """ import glob +import random from lib.py import ksft_run, ksft_exit, ksft_eq, ksft_is, ksft_ne, ksft_raises from lib.py import KsftSkipEx, KsftFailEx from lib.py import defer, ethtool, CmdExitFailure @@ -199,6 +200,38 @@ from lib.py import NetDrvEnv ksft_eq(set(ntf["msg"]["indir"]), {1}) +def test_rxfh_nl_set_key(cfg): + """ + Test setting hashing key via Netlink. + """ + + dflt = cfg.ethnl.rss_get({"header": {"dev-index": cfg.ifindex}}) + defer(cfg.ethnl.rss_set, + {"header": {"dev-index": cfg.ifindex}, + "hkey": dflt["hkey"], "indir": None}) + + # Empty key should error out + with ksft_raises(NlError) as cm: + cfg.ethnl.rss_set({"header": {"dev-index": cfg.ifindex}, + "hkey": None}) + ksft_eq(cm.exception.nl_msg.extack['bad-attr'], '.hkey') + + # Set key to random + mod = random.randbytes(len(dflt["hkey"])) + cfg.ethnl.rss_set({"header": {"dev-index": cfg.ifindex}, + "hkey": mod}) + rss = cfg.ethnl.rss_get({"header": {"dev-index": cfg.ifindex}}) + ksft_eq(rss.get("hkey", [-1]), mod) + + # Set key to random and indir tbl to something at once + mod = random.randbytes(len(dflt["hkey"])) + cfg.ethnl.rss_set({"header": {"dev-index": cfg.ifindex}, + "indir": [0, 1], "hkey": mod}) + rss = cfg.ethnl.rss_get({"header": {"dev-index": cfg.ifindex}}) + ksft_eq(rss.get("hkey", [-1]), mod) + ksft_eq(set(rss.get("indir", [-1])), {0, 1}) + + def test_rxfh_fields(cfg): """ Test reading Rx Flow Hash over Netlink. -- 2.50.1