From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 605F3C43219 for ; Fri, 14 Oct 2022 08:50:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230032AbiJNIuR (ORCPT ); Fri, 14 Oct 2022 04:50:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34852 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229936AbiJNIt7 (ORCPT ); Fri, 14 Oct 2022 04:49:59 -0400 Received: from mail-wm1-x32a.google.com (mail-wm1-x32a.google.com [IPv6:2a00:1450:4864:20::32a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E58292CE31; Fri, 14 Oct 2022 01:49:54 -0700 (PDT) Received: by mail-wm1-x32a.google.com with SMTP id c3-20020a1c3503000000b003bd21e3dd7aso4910366wma.1; Fri, 14 Oct 2022 01:49:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=uiJoxGZJlGz3xwdy8ebCPccYWzJULAWBypBIpnExuaw=; b=aQXy8rp4jlY1YgDvBq1bWyBZHXn7pusOKrg/5bG7Ec06kepOaaMYlnWN31PAE1PhO0 TiKU6+usEJZY4E0qpN1rIEdfB92GVvNMKknsSFgjYfgeV3g+pzSFATmKMeE04UQL4scQ XjyUVRGfqMnFvZ7+ekfDI2ipLglMQJSCdWubbw9vB3pWX5ZABwG8+g26g3rlQoNdpz27 C/0CQ6oChQqs+ufVKybV/tfloQQhEVBx2g+7BsjAS96KG2vlZDeo1BThWz9v5Fe5Xwvi Sf8I1muhzR3/vs9pECQZgEQhe44GnS7aptOVx0dr6ahIvicPhqcmhnIlZ5BnWfoJOlSa FNvA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=uiJoxGZJlGz3xwdy8ebCPccYWzJULAWBypBIpnExuaw=; b=efZDUhKpKdad40f70/izo/m8NbEOB4kcco+G+KS0gOBpciwGWBGUp3JC3gfV1dcGGp oYirj2ehDpZKN2uA7ytOa4yvWG6Mn6m/hc+zzNU8uvoIgovr8ZM1Ch9413/VbEfcipGY 2XQzUKqlgQSCIWvcIH2xc1pWqYmY6/L+esZrov2ZyiZoOcM3l3oP2xWNcQdi/nE3cbPU 5H3D1qMgA65b37PMKBseSqjgJFH3Wsc0CvYaFO6D0BkXViRoWnsH+u4Te6JuNAIsJhMI fbbjQCMmDEn7xHJYlgQv0EIa860wbGUKRdYNCC6+uBnfMagUgpV8ge4rzyXD9DNV+JYb U1Jg== X-Gm-Message-State: ACrzQf1vrVoFe/ABJC1Bj92pOaZbd/cqdhIJm21zXQdvtuRoQNTR+N6Z 2cb52MVxZDALTx56owFb4hM= X-Google-Smtp-Source: AMsMyM4FolkT2bmNfdD1h/uAXB6K9stO6Eab/O3lUst48zrWp4fgQUhR7yOOFojOx5Y9yQD+bCbQ2g== X-Received: by 2002:a05:600c:3c8e:b0:3b4:d224:addf with SMTP id bg14-20020a05600c3c8e00b003b4d224addfmr9435669wmb.132.1665737392984; Fri, 14 Oct 2022 01:49:52 -0700 (PDT) Received: from hrutvik.c.googlers.com.com (120.142.205.35.bc.googleusercontent.com. [35.205.142.120]) by smtp.gmail.com with ESMTPSA id 123-20020a1c1981000000b003c6c4639ac6sm1547372wmz.34.2022.10.14.01.49.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 14 Oct 2022 01:49:52 -0700 (PDT) From: Hrutvik Kanabar To: Hrutvik Kanabar Cc: Marco Elver , Aleksandr Nogikh , kasan-dev@googlegroups.com, Alexander Viro , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Theodore Ts'o , Andreas Dilger , linux-ext4@vger.kernel.org, Chris Mason , Josef Bacik , David Sterba , linux-btrfs@vger.kernel.org, Jaegeuk Kim , Chao Yu , linux-f2fs-devel@lists.sourceforge.net, "Darrick J . Wong" , linux-xfs@vger.kernel.org, Namjae Jeon , Sungjong Seo , Anton Altaparmakov , linux-ntfs-dev@lists.sourceforge.net Subject: [PATCH RFC 6/7] fs/ntfs: support `DISABLE_FS_CSUM_VERIFICATION` config option Date: Fri, 14 Oct 2022 08:48:36 +0000 Message-Id: <20221014084837.1787196-7-hrkanabar@gmail.com> X-Mailer: git-send-email 2.38.0.413.g74048e4d9e-goog In-Reply-To: <20221014084837.1787196-1-hrkanabar@gmail.com> References: <20221014084837.1787196-1-hrkanabar@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org From: Hrutvik Kanabar When `DISABLE_FS_CSUM_VERIFICATION` is enabled, bypass checksum verification in `is_boot_sector_ntfs`. Signed-off-by: Hrutvik Kanabar --- fs/ntfs/super.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index 001f4e053c85..428c65ce9a80 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -582,7 +582,8 @@ static bool is_boot_sector_ntfs(const struct super_block *sb, for (i = 0, u = (le32*)b; u < (le32*)(&b->checksum); ++u) i += le32_to_cpup(u); - if (le32_to_cpu(b->checksum) != i) + if (!IS_ENABLED(CONFIG_DISABLE_FS_CSUM_VERIFICATION) && + le32_to_cpu(b->checksum) != i) ntfs_warning(sb, "Invalid boot sector checksum."); } /* Check OEMidentifier is "NTFS " */ -- 2.38.0.413.g74048e4d9e-goog