From nobody Tue Feb 10 20:49:41 2026 Received: from mail-wm1-f43.google.com (mail-wm1-f43.google.com [209.85.128.43]) (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 0B99F33E2 for ; Thu, 8 Jun 2023 16:39:02 +0000 (UTC) Received: by mail-wm1-f43.google.com with SMTP id 5b1f17b1804b1-3f735bfcbbbso5932915e9.2 for ; Thu, 08 Jun 2023 09:39:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tessares.net; s=google; t=1686242341; x=1688834341; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=DG0t6hTRy1TiyueGnVsxEMjDQDrpL785hzWCnX9OzbM=; b=v9od5LLaYjGyBE9sXoa5jMv4GgSBHzi8qzhPbOPMblfJyEoT1Ntk4FeEnl/yQ7csMd tY74qfEBV8O9CBpbNnbHP0adFvE67AxXvEG3wZ8KM3A88BigiySiZSnZ/i9Wbroyx96M 90kDbSTXVgYDcE2ZhZiq2/wUEYbjK44rRfAG1BlhKCAZL9dsuKAUlsF3wj0rTCh2W31R o7xcIJ6EQFbZT2XdJ6CwNaGnKstBh33/mWJ7bDOchCXqNZADtxC9C7T3POyMt7UKOJh3 R1Nl6ctWeHQsieBAib879az3l9JmYTqx3dpcZ9gVXk7tYGYY2G5v89BW683wQJk0DM/0 aLTQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686242341; x=1688834341; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=DG0t6hTRy1TiyueGnVsxEMjDQDrpL785hzWCnX9OzbM=; b=JBGthLzJD8NPtuqqf3gTRJDmOixNOumo7NAR7tGw8GlBBJ2GK9o8Bf6cRmErs3a7Rh J8ICejXpN6AUPeReV8eZon5DuFeD3xTDLXHnjQ+1ZvO8AM/uGJi1w2yoGGRvYxuap2vM Fa2ZBDGNSgKftVpm6tlXSEDSrIrvLPlSuAt9F3mgOv2mcSLseZZ/Qh+l/0V0J63WkpJB hoYJbaeW/NmK6RtDouqmnY/tgPb3MZvLKBzrTz7g3aJukVe7DGE+W0oM+Yk4eUqaA2Eo T5a4QNJ2nPPvA4I+v/irvzOF0p/kTwn6mw8/x3uOBGUqZa6zaK7w9bE06DsU9MbmGHrs +huw== X-Gm-Message-State: AC+VfDyYiUqXjIsxT1JcHD0EJVqWWcBBwQ63oVzV8n0pSas4OfYJBBf5 blLGq61vuqp1Apkp4ZIY+hQXGQ== X-Google-Smtp-Source: ACHHUZ7mNCDI+jt9sTgoc5QjI1No/0dP3dNBFY0c0TDn+0iU4pVklcn3ibo2AcRHK8NMbAhDrfXtiw== X-Received: by 2002:a5d:5966:0:b0:304:6762:2490 with SMTP id e38-20020a5d5966000000b0030467622490mr7431282wri.3.1686242341257; Thu, 08 Jun 2023 09:39:01 -0700 (PDT) Received: from vdi08.nix.tessares.net (static.219.156.76.144.clients.your-server.de. [144.76.156.219]) by smtp.gmail.com with ESMTPSA id e13-20020adfef0d000000b0030aeb3731d0sm2038215wro.98.2023.06.08.09.39.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Jun 2023 09:39:00 -0700 (PDT) From: Matthieu Baerts Date: Thu, 08 Jun 2023 18:38:49 +0200 Subject: [PATCH net 07/14] selftests: mptcp: pm nl: remove hardcoded default limits Precedence: bulk X-Mailing-List: mptcp@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20230608-upstream-net-20230608-mptcp-selftests-support-old-kernels-part-2-v1-7-20997a6fd841@tessares.net> References: <20230608-upstream-net-20230608-mptcp-selftests-support-old-kernels-part-2-v1-0-20997a6fd841@tessares.net> In-Reply-To: <20230608-upstream-net-20230608-mptcp-selftests-support-old-kernels-part-2-v1-0-20997a6fd841@tessares.net> To: mptcp@lists.linux.dev, Mat Martineau , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Shuah Khan , Davide Caratti , Dmytro Shytyi , Menglong Dong , Geliang Tang , Kishen Maloor Cc: Florian Westphal , netdev@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, Matthieu Baerts , stable@vger.kernel.org X-Mailer: b4 0.12.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=2377; i=matthieu.baerts@tessares.net; h=from:subject:message-id; bh=zenPus60hgnkS6/g6C+PcTE8gwjvfHkXz30wSKvDTLw=; b=owEBbQKS/ZANAwAIAfa3gk9CaaBzAcsmYgBkggQaPUSkIYhlVuF6CCKRXpqcJjLtMtkvcUJ5V 4mYflZuiw2JAjMEAAEIAB0WIQToy4X3aHcFem4n93r2t4JPQmmgcwUCZIIEGgAKCRD2t4JPQmmg c2BiD/0ZLPN/vt8nPU76WXsimATCWKM8DDK6lRKm1Br0xFin9kdDaH2gTz3MQYM/W8cGsbr6lv4 9c6yOdwV/bVfJnJXR7SuSP3iTv6kvpTRePXHlNPfaglf777DQsow4GGEDM/fCojZiP00hcpHdZE 62oDe/SuQcDQU20YjlF9PyR6h2CcJvoMKFVF2t6wYfK/z4o/+egdBBJ8MhezPR+RqAjzMyK2wIG uAwImEUPeY+fWAhWkzPmMRvXzXsTo12TzMU45wLgiNcafjeBaM40Wi4nZd1oWBrxt9FX6voUfea Ulpt9InGY1QIqLwl8XOnO8jLKrBum7eZxG3++D8z3BTh15eN7wQxTjJlu7xpuH5WcMui0/laK/v iFJV3cM4pNenTH+6NmYdgoTCikt+mz3v3pRldpgg/v/082VzpBH8GQHS5mW7DpZrvjbq6r61ggm b5h9yy7G6Afa/jgx0PHYXP0PF3nre6tp6UGyCitGBX+zhIT5PqAYHa/PAdKlsWk92Cijv7WVhVs vuDirSjYk96S4FzESnlMD1GZQt+MNiKSQg+w0GqFY39dQHVl1Vx/iMbdTmIiIssSALxjfN1gnhs IDOUdlSwQ2JSBehWux/iEH7bEvC/OI2cQyTMxj6zY+rVaTO6atrzPMm4VZciSvLQrV/eW+mONv3 VY1lRgQTHDKGfLw== X-Developer-Key: i=matthieu.baerts@tessares.net; a=openpgp; fpr=E8CB85F76877057A6E27F77AF6B7824F4269A073 Selftests are supposed to run on any kernels, including the old ones not supporting all MPTCP features. One of them is the checks of the default limits returned by the MPTCP in-kernel path-manager. The default values have been modified by commit 72bcbc46a5c3 ("mptcp: increase default max additional subflows to 2"). Instead of comparing with hardcoded values, we can get the default one and compare with them. Note that if we expect to have the latest version, we continue to check the hardcoded values to avoid unexpected behaviour changes. Link: https://github.com/multipath-tcp/mptcp_net-next/issues/368 Fixes: eedbc685321b ("selftests: add PM netlink functional tests") Cc: stable@vger.kernel.org Signed-off-by: Matthieu Baerts --- tools/testing/selftests/net/mptcp/pm_netlink.sh | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/tools/testing/selftests/net/mptcp/pm_netlink.sh b/tools/testin= g/selftests/net/mptcp/pm_netlink.sh index 32f7533e0919..664cafc60705 100755 --- a/tools/testing/selftests/net/mptcp/pm_netlink.sh +++ b/tools/testing/selftests/net/mptcp/pm_netlink.sh @@ -73,8 +73,12 @@ check() } =20 check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "defaults addr list" -check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0 + +default_limits=3D"$(ip netns exec $ns1 ./pm_nl_ctl limits)" +if mptcp_lib_expect_all_features; then + check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0 subflows 2" "defaults limits" +fi =20 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.1 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.2 flags subflow dev lo @@ -121,12 +125,10 @@ ip netns exec $ns1 ./pm_nl_ctl flush check "ip netns exec $ns1 ./pm_nl_ctl dump" "" "flush addrs" =20 ip netns exec $ns1 ./pm_nl_ctl limits 9 1 -check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0 -subflows 2" "rcv addrs above hard limit" +check "ip netns exec $ns1 ./pm_nl_ctl limits" "$default_limits" "rcv addrs= above hard limit" =20 ip netns exec $ns1 ./pm_nl_ctl limits 1 9 -check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 0 -subflows 2" "subflows above hard limit" +check "ip netns exec $ns1 ./pm_nl_ctl limits" "$default_limits" "subflows = above hard limit" =20 ip netns exec $ns1 ./pm_nl_ctl limits 8 8 check "ip netns exec $ns1 ./pm_nl_ctl limits" "accept 8 --=20 2.40.1