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 38F5317A316 for ; Fri, 11 Jul 2025 01:53:41 +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=1752198822; cv=none; b=bFVSXS7FpZOizpiDO8zjzBHBPKG35k11PWWaJSl/NxluITx4w1e6dK4CYjMs/72xsTNIcnmg9oLx8R5FhZl4jRJUNEorhHC2DOPhwkI4DYFRZqgGDJFxK6LfhVLNqlUwNha6auqLUs7GRl62Z8SINdBiAjgJNOZXp4qlnEgKmas= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752198822; c=relaxed/simple; bh=WiaUBask73cFQwjSAKniPdMcJAwcU8HPnP7soXMMAOs=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Ap6qNCplxQr6h41fTM/6MeN9g24gZbYbwApr/21Y6BSuz4reivcXvS2vs85tHTGJBpudWbrZBM0vAoz6yqRdQm3d37ArszJbDUj0XGpejBty/gNaT4CumtRfJhzeQ4rd3mfIVzIjysxpLx85M3zNqf/joE8gWO2F6zavgLFAbIM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tooErw38; 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="tooErw38" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 48F70C4CEFD; Fri, 11 Jul 2025 01:53:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752198821; bh=WiaUBask73cFQwjSAKniPdMcJAwcU8HPnP7soXMMAOs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tooErw387yydt8pgzh52XEzQ0C6adfmaCr2Llp5IkRA9nLOiT4VHMY9Q/xwZCrt5O PHGvllHxEpCFYFO63psG2oSiWXlr0z1n+ggn0gDpZaZ/4/Sc5yuOcg8PF/gi/7XjYW m+fTV0gqbWN5I4oUUqKpJtDr9Kn38Vgbm9E4V6ZXvs7Z2yTjHKzvukpMpiCjIvnBxo 4/3M97g9GQ+HBWjOaTBp3LlvFT10hN1mIfOSMM6YIRxn6z336JCHPrZveNwOa9F1C6 ssC5MpqCaRuAmTNTbtR9nM7jsqgvO14JQZ4PnnN58qN8BgdLd5gd8c5PVctDy3ny54 catzrR90y7QAg== 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, Jakub Kicinski Subject: [PATCH net-next 07/11] selftests: drv-net: rss_api: test setting hashing key via Netlink Date: Thu, 10 Jul 2025 18:52:59 -0700 Message-ID: <20250711015303.3688717-8-kuba@kernel.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250711015303.3688717-1-kuba@kernel.org> References: <20250711015303.3688717-1-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 e40a1b6730bb..a0f3f9937de8 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 @@ -195,6 +196,38 @@ 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