From nobody Thu Apr 9 16:35:45 2026 Received: from smtpbguseast1.qq.com (smtpbguseast1.qq.com [54.204.34.129]) (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 EBDDA368972 for ; Sat, 7 Mar 2026 07:28:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=54.204.34.129 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772868537; cv=none; b=IIE30NMye++ItCs6S1zwkY/mtS9XKxRBCuOcKOXFkSKIlkHEzN6jbDxvisAaU/VcRl292pldt5t1s+93GJxZ2xgw+UjPQEMbUkZxF29aXPZKGya5+g9zJM51inrcmhAeep/DyVk5HyV/jUYbMfRHaJzCbzmxgPUzNO/Dv2aDNPk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772868537; c=relaxed/simple; bh=zQ3H3uKZa4SzKR+ffJZ3CXIlwht+YCbVV5ZeQ5zoQOQ=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=BwfHu46hrCbdcP2kwpKAq6Dns4uuCchrT4Z492gqyDUqGT2iZ9y8hDHFKKVSUd5455lhoNiuFqpCHyVwSnVmYtD7pvx/AdQBLcZRzEoKM2dvlc8kDcE+EHSkMBswQr7VAmz2VuvHmSHLIozHQ/vA1gyidBivN6N/QK2RbrZqh/s= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinsec.com.cn; spf=pass smtp.mailfrom=kylinsec.com.cn; arc=none smtp.client-ip=54.204.34.129 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=kylinsec.com.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=kylinsec.com.cn X-QQ-mid: zesmtpip4t1772868484td236b9a9 X-QQ-Originating-IP: MT9Z13KQMmIVRwrM7ksxwE4cZrjPhPt7KdINcjjVmrM= Received: from rd.. ( [localhost]) by bizesmtp.qq.com (ESMTP) with id ; Sat, 07 Mar 2026 15:28:02 +0800 (CST) X-QQ-SSF: 0000000000000000000000000000000 X-QQ-GoodBg: 0 X-BIZMAIL-ID: 14706652918869379722 From: Liu Dalin To: Andy Whitcroft , Joe Perches , Dwaipayan Ray , Lukas Bulwahn Cc: linux-kernel@vger.kernel.org Subject: [PATCH] checkpatch: Ignore attribute macros ending with nGnRnE or nGnRE Date: Sat, 7 Mar 2026 15:27:54 +0800 Message-ID: <1108F81575ADF445+20260307072754.111843-1-liudalin@kylinsec.com.cn> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-QQ-SENDSIZE: 520 Feedback-ID: zesmtpip:kylinsec.com.cn:qybglogicsvrgz:qybglogicsvrgz6b-0 X-QQ-XMAILINFO: MPs12nfZS/hN40+Up74GgcPlJR4dv4/Kwd9zokFR1zHVa0cXCTUme005 MENZUnPPaLKzv3oVMX5Civ5Hyoo2O0E+MvYyl+BVcPlDqvNTGJ8kgkiHOdjYpDtOuDPeUoi FDyzMPqPZjbR1bk6QlT8biU2Vv/Cr+vsZ9A+RnsWda2UWbUIzFqyYt35uYwvf+kRnmaTGua 8smMN7qzXipXObVTL6PGzj3aqiINi5ukO4yJb5RfKSNIylR39GWg03Av4h8hq+LnO1Jh1Bb mtu7MZUbQxE6BoM8aZKwVxNNhVUuzLSi6vUrmHKf2kJRF9uOLHmwsAu9TOfX/udER42synn 169g+c2nDBHd88E5bsUrSCoubE1LvodfMYcCDrwhuonuYpYRM/hNVNN5CECva4coapVuw4A 6dhTyeEe+/Ou3muaXWR2X7VnsAJIBRUyNHbYrUPyj4w9hwN5uVd3jzU0ew0dAciBVb815u7 yWt60h7lHPlOrKvyDkL83ZMSa+2O/rUOcczoU3nlXJ/m+PUaM3fY8qlKKgF1XzH7CBeG5gw bmBTdJrVX7DIZAhstSHznvjZIS1eRPBsArNEbvzBl7udyYFmUOVY/Rh+jMNQ9m3QkBrAXdy y6hzdy5x0IBM9lHhnxYVwcG7ybmlFqTKo3tvcivsIRePo52M2kYW8nBVfyiwT55v7gEI6T/ GEPD7XIEWoeq8aL9113A9XuyfE+IoUw8GIBUhL5uy/TA8kFrKe2f6bgTBRmoEfwWomaFUbW hI2JrgdWIjOl2eBGCV6DNfsoLHdS+kzGhGjbatfqFKZC6oBJBLTKIRdnrycIt8Lb3GlJ49v jnm+QPOOAV9iy9l+tJqRSGWJDqCVci2MrPJt339uDFtrDSt8g/8JWoh+G+jKRG7rSI8WRMd zXgShXsGusYa8Ib8jCSPJYXiy0gjDxhdfNeWzEozrZjQ1CgQ2d/FRURTVFDKmPAEGHDT8Rd LrvYn2k9RPhC4jb8pvQzpr7q0hWsM23fldujOAjpR/QNxBA1vProUTW+0dDCQ91cqeJiYz3 W80auIKbvr49DZ0RA5MrJ5zQWmLyKo0W6D2Gv0alRNPHUiRRysbKfhVt2gtp4RnygVlaGH7 ZG1kLQub7Q/Cngb17+V9aYW3IoSkK7Qig== X-QQ-XMRINFO: MPJ6Tf5t3I/ylTmHUqvI8+Wpn+Gzalws3A== X-QQ-RECHKSPAM: 0 Content-Type: text/plain; charset="utf-8" On arm and arm64 platforms, there are several attribute macros that end with nGnRnE or nGnRE, such as PROT_DEVICE_nGnRnE, PROT_DEVICE_nGnRE, MT_DEVICE_nGnRnE, and MT_DEVICE_nGnRE. Signed-off-by: Liu Dalin --- scripts/checkpatch.pl | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index e56374662ff7..f5b5d72cb069 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -5896,7 +5896,10 @@ sub process { #(ie: max_uV, regulator_min_uA_show, RANGE_mA_VALUE) $var !~ /^(?:[a-z0-9_]*|[A-Z0-9_]*)?_?[a-z][A-Z](?:_[a-z0-9_]+|_[A-= Z0-9_]+)?$/ && #Ignore some three character SI units explicitly, like MiB and KHz - $var !~ /^(?:[a-z_]*?)_?(?:[KMGT]iB|[KMGT]?Hz)(?:_[a-z_]+)?$/) { + $var !~ /^(?:[a-z_]*?)_?(?:[KMGT]iB|[KMGT]?Hz)(?:_[a-z_]+)?$/ && +#Ignore macros end with nGnRnE or nGnRE +#(ie: PROT_DEVICE_, MT_DEVICE_ MT_S2_DEVICE_ ...) + $var !~ /^[A-Z0-9_]+_(nGnRnE|nGnRE)$/) { while ($var =3D~ m{\b($Ident)}g) { my $word =3D $1; next if ($word !~ /[A-Z][a-z]|[a-z][A-Z]/); --=20 2.43.0