From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f178.google.com (mail-pf1-f178.google.com [209.85.210.178]) (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 84F1A1FD7 for ; Mon, 12 Feb 2024 20:33:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707769994; cv=none; b=BMeVwCIbcuiDaYd4uAsrbGOVX519mntGtRf5ZcBXT1kQ6fJF9seBaCxfi39/95bIHas7V+CaaTEZVEEONUiflXyUo89Zn5zriOkbTWCBP5/bvoBNW6xQ+mPMFmScWV7Bj7ItMILB6oR3+bVZvkICkwtgbRHyi4hl4hfHpnerCxY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707769994; c=relaxed/simple; bh=HGfQRSSIu7tHOFJNScgkWHqBbVDXLl7MxiMK+J2wuaA=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=G2HFa5aX6nMR1HGg++yPWAydG2us3SPnuzKapILoQrwWv9MGBEL7d3eolY6gTnaw1YHablwYLjZCzDebAi4Vwtc/BkMaI9dhjNcrcS6a/k8EbGEZ6TaClyi905zEjFgwtrA37J504cdgJAM2XJyrvTXcG3ggHGZ8vEIdjoHXjcw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com; spf=pass smtp.mailfrom=rivosinc.com; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b=lRmy+jsZ; arc=none smtp.client-ip=209.85.210.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b="lRmy+jsZ" Received: by mail-pf1-f178.google.com with SMTP id d2e1a72fcca58-6e09cf9a210so1887935b3a.3 for ; Mon, 12 Feb 2024 12:33:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1707769991; x=1708374791; darn=vger.kernel.org; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:from:to:cc:subject:date:message-id:reply-to; bh=dqaY4+/l5WNLEb5Hg75TqbMoglLYLwH7sdzyA+HpWPw=; b=lRmy+jsZindRJDEoEXy8OmWClr8Z+ZNpEVlbNjjXSORM6xcF39zw7d1zQGdw3QlDn/ sm/4MuzJCzxnsg2XtStFYkoM6UUSyeJqSXy16A7DLkD2TjqdIJs5jovWV8C8+/vHCSA0 3j8SAhKHgVAI5DPGVbqemM9Rf6VQrtaEJaTQ3MXTh6oT244f+Bsl+mDAMcWq8olGo33Q 2FQYM0Oxwb9lSA8pzdhVCUeL4KXaBJPml7Kg8ZAHzbYIk9z8EA9oh7sOpbDHc/GT3Cd9 8uGM/8jFTMgRmcvklrCWnWdGgZfsa7FAb7PMAZS3mAOZgVewVWp1N165OaKuNacrnW/r dcew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707769991; x=1708374791; h=cc:to:content-transfer-encoding:mime-version:message-id:date :subject:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=dqaY4+/l5WNLEb5Hg75TqbMoglLYLwH7sdzyA+HpWPw=; b=mNUnX2eHv6d3bwSQkfFLw0mqv59ZanmXNirhFp1CinIsyR+FQ66MANS0bGeWWL7OwX y525yN7EzwEYYC3NnHUVUEq3UZu0+IR2FJxWWW0jKapoqBJWXzH/pQ7DlLJnYj3c8m78 xaRWvtlSPURzTPZs1y30U20DS8fylgdLfUC/VWAC0QhqY3MmO5fg+w9vBidonRQdrD3h Ttpt7U6DMJZ4ByN2a939COXh2FTcqPOGx3Jc+pdOwzQwQDDsvlmU+vMqZ6DzBva8wbGO YhpIuQ9QDyZ4gP32Pfm8QWqjSROD7BTTiOOl+a5RgV0RMM/ALjamaqwB+Dzy4ArmJ5XN 433w== X-Gm-Message-State: AOJu0YyyKOxu1SXoFeHN2pzNlnJ5vvqAzP7BEEYOioNxXzFfD/ZHcrhH Ie49jbaYu1EeVhVLd1ni8bZoNKCLWnAlUtHu9gwhCLXA3UHgiJuRmHCSD5eHI3U= X-Google-Smtp-Source: AGHT+IEg2kV7QDyYtrXWyUg7tDosJo/2q4UxsRgawb+TjXVKxjOQcP39ASOjwVubgJJPFJzdvxMtHA== X-Received: by 2002:a05:6300:808d:b0:19e:9873:aa54 with SMTP id ap13-20020a056300808d00b0019e9873aa54mr9321792pzc.58.1707769991689; Mon, 12 Feb 2024 12:33:11 -0800 (PST) X-Forwarded-Encrypted: i=1; AJvYcCVna2OboXHxD0qV6Akr5vzxfiG3oWdc439TYi7tulPVml9vXgLkdTxLa21DuFUPIEHZZTQ7L0Rw2a7pAkQDKm32KhOby4ZHd8YRAQMTAcg1ohHK28lCGaNIqqkePgAeLmnjWB5RI32Ug889xgDd7pvLE2DsDl+CdzSc17qNCH8EwXyrAHDcpvlMxRRxVcSpXIC068WULtFT/DaML8LCroRfOgdWZxDZpeoISRBRdehtaXn5iBQ= Received: from charlie.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id o15-20020a056a001b4f00b006e09e97b803sm5552506pfv.46.2024.02.12.12.33.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Feb 2024 12:33:11 -0800 (PST) From: Charlie Jenkins Subject: [PATCH v7 0/2] lib: checksum: Fix issues with checksum tests Date: Mon, 12 Feb 2024 12:33:03 -0800 Message-Id: <20240212-fix_sparse_errors_checksum_tests-v7-0-bbd3b8f64746@rivosinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-B4-Tracking: v=1; b=H4sIAH+AymUC/5XPTWrEMAwF4KsMXtfFsfyXrnqPUoItKx1TJhnsN LQMuXud2TSULDLLJ9D3pBsrlBMV9nK6sUxzKmkcarBPJ4ZnP3wQT7FmJoVUomla3qfvrlx9LtR RzmMuHZ4JP8vXpZuoTIVLE5wJoKJ1ilXmmqnu3Cve3ms+pzKN+efeODfr9AF8bnjDZYTYOxNdr XjNaR5LGvAZxwtb/VluTAkHTMkFDyBMMEg2er1jwqMmVJN6QrR9q2Rrd0y1NdUBU613ogwuSvC gccfUGxPEAVNXU0XnhQewpGnHNH+mFPaAaVYTvW9NfVzo8M9cluUXAwUeTncCAAA= To: Guenter Roeck , David Laight , Palmer Dabbelt , Andrew Morton , Al Viro Cc: linux-kernel@vger.kernel.org, Charlie Jenkins , kernel test robot X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1707769990; l=1791; i=charlie@rivosinc.com; s=20231120; h=from:subject:message-id; bh=HGfQRSSIu7tHOFJNScgkWHqBbVDXLl7MxiMK+J2wuaA=; b=mkvQ9chtkNFwPH/TvFiCmk+ANlPI7uuppXqEq6OwD1iuvND9Fc/lhuqN/GlwNadsFxlUmpEv8 ibR19kpKEImD1byWOdIrGufDvLIPgpST/OU76FVxwxh/AHxHV7B8Seo X-Developer-Key: i=charlie@rivosinc.com; a=ed25519; pk=t4RSWpMV1q5lf/NWIeR9z58bcje60/dbtxxmoSfBEcs= The ip_fast_csum and csum_ipv6_magic tests did not work on all architectures due to differences in endianness and misaligned access support. Fix those issues by changing endianness of data and aligning the data. Signed-off-by: Charlie Jenkins --- Changes in v7: - Incorporate feedback for test_csum_ipv6_magic from Guenter and Al - Link to v6: https://lore.kernel.org/r/20240207-fix_sparse_errors_checksum_tests-v6-0-4caa9629705b@rivosinc.com Changes in v6: - Fix for big endian (Guenter) - Link to v5: https://lore.kernel.org/r/20240130-fix_sparse_errors_checksum_tests-v5-0-4d8a0a337e5e@rivosinc.com Changes in v5: - Add Guenter's tested-by - CC Andrew Morton - Link to v4: https://lore.kernel.org/r/20240124-fix_sparse_errors_checksum_tests-v4-0-bc2b8d23a35c@rivosinc.com Changes in v4: - Pad test values with zeroes (David) - Link to v3: https://lore.kernel.org/r/20240123-fix_sparse_errors_checksum_tests-v3-0-efecc7f94297@rivosinc.com Changes in v3: - Don't read memory out of bounds - Link to v2: https://lore.kernel.org/r/20240123-fix_sparse_errors_checksum_tests-v2-0-b306b6ce7da5@rivosinc.com Changes in v2: - Add additional patch to fix alignment issues - Link to v1: https://lore.kernel.org/r/20240119-fix_sparse_errors_checksum_tests-v1-1-2d3df86d8d78@rivosinc.com --- Charlie Jenkins (2): lib: checksum: Fix type casting in checksum kunits lib: checksum: Use aligned accesses for ip_fast_csum and csum_ipv6_magic tests lib/checksum_kunit.c | 396 ++++++++++++++++++--------------------------------- 1 file changed, 136 insertions(+), 260 deletions(-) --- base-commit: 6613476e225e090cc9aad49be7fa504e290dd33d change-id: 20240119-fix_sparse_errors_checksum_tests-26b86b34d784 -- - Charlie