From patchwork Mon Dec 18 12:55:05 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Roger Quadros X-Patchwork-Id: 13496871 X-Patchwork-Delegate: kuba@kernel.org 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 D72CE498BC; Mon, 18 Dec 2023 12:55:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZB9O7qYw" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BBDC3C433CA; Mon, 18 Dec 2023 12:55:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1702904128; bh=Nlq9ZlGI1tQi8HuukcBJ/b6ytj5WozuimYpYe3B7rRo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZB9O7qYw5yxkLok9FIbfsmwEukMZ5Rk3UBf41P0VuQ607NPnHc4eIZbz24HhxJCqC AvctlAxmX25myiNaQlPzCrbXthUNq7zGNSaeHE11q8W8QAD4hRpywY/50mZAysAhnY lR37uB60CuqkKIgMjAonR4NHMjKcgG1w5VeHU00uvI+DGs2iG74ibRPfvM6azhQC+4 a8nIdGFDaNX1Km4IQW6a8aQWV9UO1IfyBQwt90vRHURlqigY7aWAHTSD+QQFI9XQDO SEYvzD7K7o4ech/FHBmzXd18yoqgS1UrJByv6cs/WqsLAIbvi053LuI5cpJSPyv6Ej LSdwuP0tzPtLA== From: Roger Quadros To: davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, shuah@kernel.org, vladimir.oltean@nxp.com Cc: s-vadapalli@ti.com, r-gunasekaran@ti.com, vigneshr@ti.com, srk@ti.com, horms@kernel.org, p-varis@ti.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, rogerq@kernel.org Subject: [PATCH net-next v10 02/10] selftests: forwarding: ethtool_mm: fall back to aggregate if device does not report pMAC stats Date: Mon, 18 Dec 2023 14:55:05 +0200 Message-Id: <20231218125513.52337-3-rogerq@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231218125513.52337-1-rogerq@kernel.org> References: <20231218125513.52337-1-rogerq@kernel.org> 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 From: Vladimir Oltean Some devices do not support individual 'pmac' and 'emac' stats. For such devices, resort to 'aggregate' stats. Cc: Shuah Khan Signed-off-by: Vladimir Oltean Tested-by: Roger Quadros Signed-off-by: Roger Quadros --- tools/testing/selftests/net/forwarding/ethtool_mm.sh | 11 +++++++++++ tools/testing/selftests/net/forwarding/lib.sh | 9 +++++++++ 2 files changed, 20 insertions(+) Changelog: v10: Fix check_ethtool_pmac_std_stats_support() logic. v9: no code change. Added Kselftest maintainer in Cc. v8: initial commit diff --git a/tools/testing/selftests/net/forwarding/ethtool_mm.sh b/tools/testing/selftests/net/forwarding/ethtool_mm.sh index 6212913f4ad1..50d5bfb17ef1 100755 --- a/tools/testing/selftests/net/forwarding/ethtool_mm.sh +++ b/tools/testing/selftests/net/forwarding/ethtool_mm.sh @@ -25,6 +25,10 @@ traffic_test() local after= local delta= + if [ ${has_pmac_stats[$if]} = false ]; then + src="aggregate" + fi + before=$(ethtool_std_stats_get $if "eth-mac" "FramesTransmittedOK" $src) $MZ $if -q -c $num_pkts -p 64 -b bcast -t ip -R $PREEMPTIBLE_PRIO @@ -317,6 +321,13 @@ for netif in ${NETIFS[@]}; do echo "SKIP: $netif does not support MAC Merge" exit $ksft_skip fi + + if check_ethtool_pmac_std_stats_support $netif eth-mac; then + has_pmac_stats[$netif]=true + else + has_pmac_stats[$netif]=false + echo "$netif does not report pMAC statistics, falling back to aggregate" + fi done trap cleanup EXIT diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh index e3740163c384..69ef2a40df21 100755 --- a/tools/testing/selftests/net/forwarding/lib.sh +++ b/tools/testing/selftests/net/forwarding/lib.sh @@ -155,6 +155,15 @@ check_ethtool_counter_group_support() fi } +check_ethtool_pmac_std_stats_support() +{ + local dev=$1; shift + local grp=$1; shift + + [ 0 -ne $(ethtool --json -S $dev --all-groups --src pmac 2>/dev/null \ + | jq ".[].\"$grp\" | length") ] +} + check_locked_port_support() { if ! bridge -d link show | grep -q " locked"; then