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GET /api/patches/2226978/?format=api
{ "id": 2226978, "url": "http://patchwork.ozlabs.org/api/patches/2226978/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260422-case-sensitivity-v9-7-be023cc070e2@oracle.com/", "project": { "id": 12, "url": "http://patchwork.ozlabs.org/api/projects/12/?format=api", "name": "Linux CIFS Client", "link_name": "linux-cifs-client", "list_id": "linux-cifs.vger.kernel.org", "list_email": "linux-cifs@vger.kernel.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260422-case-sensitivity-v9-7-be023cc070e2@oracle.com>", "list_archive_url": null, "date": "2026-04-22T23:30:01", "name": "[v9,07/17] hfsplus: Report case sensitivity in fileattr_get", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "aaf51163307f35f630f6ac9f002cb7b455efe301", "submitter": { "id": 86689, "url": "http://patchwork.ozlabs.org/api/people/86689/?format=api", "name": "Chuck Lever", "email": "cel@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-cifs-client/patch/20260422-case-sensitivity-v9-7-be023cc070e2@oracle.com/mbox/", "series": [ { "id": 501130, "url": "http://patchwork.ozlabs.org/api/series/501130/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-cifs-client/list/?series=501130", "date": "2026-04-22T23:29:54", "name": "Exposing case folding behavior", "version": 9, "mbox": "http://patchwork.ozlabs.org/series/501130/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2226978/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2226978/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-cifs+bounces-11020-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-cifs@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=a3XdQt3G;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=104.64.211.4; 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a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1776900634; cv=none;\n b=pjqTEqDF7LNwb4g14MSAi4JJtZvCvUwWog+RRDw+8fmRlBIHyb3ljVHiOKPyE1mx4Pzrq4PUnCsc2SnuhtL8t/LyI16lkwtTIL9a/EgRN0DwclMqyp4I1SxCE6qTbN9p5UfuSwQ2Cefca8KuoIDhy0KRNPsynZymAg7f75uJjTk=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1776900634; c=relaxed/simple;\n\tbh=PcroO5CweiTdfrAbvYqaLqKDeO9OE61yEag4vDGPG8Y=;\n\th=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References:\n\t In-Reply-To:To:Cc;\n b=Nvwe72pTSEzDxEhbxU7mfzHAV+aSOPO2laOidjX75s1SIU0xBapreOdIA9mGisP9BLRq51PN/JMKIuLGX5jzuEGX2ODrRxjrR5j+FSF1+UzdqZd2P4yiVUcjBccOBbYQZ04UwI+dm0D56OhKLn500ps8dFF94fH/MbY1xXumOIs=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=a3XdQt3G; arc=none smtp.client-ip=10.30.226.201", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1776900633;\n\tbh=PcroO5CweiTdfrAbvYqaLqKDeO9OE61yEag4vDGPG8Y=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc:From;\n\tb=a3XdQt3Gn+AWljtg1JgKHnMFskrXRQkdifjAYtRnz3vVeVZq+OzHdNBzDPQmSd07t\n\t owTjiQgraE8bS26TcX2l1URUgEGWan2h6QFEIDXf1eSMIlulMsTE2MKWfBw7Gko6Ic\n\t OUq7QWVLi7rDV4OWz/UqvEyfR4upp76XBTUI+H5MweZ8DxmUMlrp9beGuSvQLpyXGD\n\t 3qAgnhkys6dz7xmsqUlGWgREOf5SLeO9PGxZhj7ySoKDpKpe9xTJ/e22Swei4MxtNZ\n\t Gu88sQMedIr/++xFZj9gfbAkfbRtp2XqRmE+LdDyXbIHReBU6eMcCgpvXUzApcZlrS\n\t NzUrMNAaeJbsw==", "From": "Chuck Lever <cel@kernel.org>", "Date": "Wed, 22 Apr 2026 19:30:01 -0400", "Subject": "[PATCH v9 07/17] hfsplus: Report case sensitivity in fileattr_get", "Precedence": "bulk", "X-Mailing-List": "linux-cifs@vger.kernel.org", "List-Id": "<linux-cifs.vger.kernel.org>", "List-Subscribe": "<mailto:linux-cifs+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-cifs+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260422-case-sensitivity-v9-7-be023cc070e2@oracle.com>", "References": "<20260422-case-sensitivity-v9-0-be023cc070e2@oracle.com>", "In-Reply-To": "<20260422-case-sensitivity-v9-0-be023cc070e2@oracle.com>", "To": "Al Viro <viro@zeniv.linux.org.uk>,\n Christian Brauner <brauner@kernel.org>, Jan Kara <jack@suse.cz>", "Cc": "linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org,\n linux-xfs@vger.kernel.org, linux-cifs@vger.kernel.org,\n linux-nfs@vger.kernel.org, linux-api@vger.kernel.org,\n linux-f2fs-devel@lists.sourceforge.net, hirofumi@mail.parknet.co.jp,\n linkinjeon@kernel.org, sj1557.seo@samsung.com, yuezhang.mo@sony.com,\n almaz.alexandrovich@paragon-software.com, slava@dubeyko.com,\n glaubitz@physik.fu-berlin.de, frank.li@vivo.com, tytso@mit.edu,\n adilger.kernel@dilger.ca, cem@kernel.org, sfrench@samba.org,\n pc@manguebit.org, ronniesahlberg@gmail.com, sprasad@microsoft.com,\n trondmy@kernel.org, anna@kernel.org, jaegeuk@kernel.org, chao@kernel.org,\n hansg@kernel.org, senozhatsky@chromium.org,\n Chuck Lever <chuck.lever@oracle.com>", "X-Mailer": "b4 0.16-dev", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=1527;\n i=chuck.lever@oracle.com; h=from:subject:message-id;\n bh=DsH9Ul/eRW+1BLm1emwHx7xWw9r+GnxZnlKzlLXX6Ts=;\n b=owEBbQKS/ZANAwAKATNqszNvZn+XAcsmYgBp6VoF9zDZc9sCCBTCQGhgFXZOUxhLZqkiabRzh\n m2Dce5ZLVCJAjMEAAEKAB0WIQQosuWwEobfJDzyPv4zarMzb2Z/lwUCaelaBQAKCRAzarMzb2Z/\n l7QQD/9NPdB+1IIja3d/pborFSqA2NE3c/tzM3HQaZsVQelKHPaLICOeBWaW4M1L7qVwHb+pR9C\n lDudkaTgbZ8PTRzTtCB47xQwT4WoeuaVyoHy3aAYytqPo2JYe/8ZkMib9uMNg8brK6L8qCZRlUt\n X6zWuNycOEJAkfNGyHRn0frVkzsKT5TY+rqxRP1vvLljxGysVsi7GN9wAXDYFtiE7rSH0imu+VU\n qG+9YSAwe9yiomEAoRcHwXfn3sYARNaKqVbWyNqbjyUVoICozcOvAzrYCbOc3posJTLN/JilYH+\n wWC6aLVqG9y5gMTYD4DqVhxiq/VaIUyGjMnFp8cWPd7MR+zx8YnVEXgqLkgBHTgbzOOvo8FrFHm\n Xn1vI8PQNHBT0MOTh0Xw40YO1cUG4Q3Qllu0Neo/mB6Wdaf52/z2AdCQiUsrIFVz91oTx0XLtql\n D3PYQJDJRrwNTWo7pRgxEMhVCDakfO59yt5aXSjdHPOiqW32a420yu6PRZKRkdi6s7LjaJguA/G\n YWxS8wZwyZcycHO/nagVb27/jJxJmueeeQicDaA2ynQfyh2WzcRpW5XDMbBUQU6B4QoxmJwAqIc\n Guqq0pW88+GuBS8FhBNXtr6tDk0xeIVb0qOafK6JQ2sJIlQkz/YVXo5FYrL2lAF8Zxt3aaY29bb\n BPOiedPDny3snbA==", "X-Developer-Key": "i=chuck.lever@oracle.com; a=openpgp;\n fpr=28B2E5B01286DF243CF23EFE336AB3336F667F97" }, "content": "From: Chuck Lever <chuck.lever@oracle.com>\n\nAdd case sensitivity reporting to the existing hfsplus_fileattr_get()\nfunction via the FS_XFLAG_CASEFOLD flag. HFS+ always preserves case\nat rest.\n\nCase sensitivity depends on how the volume was formatted: HFSX\nvolumes may be either case-sensitive or case-insensitive, indicated\nby the HFSPLUS_SB_CASEFOLD superblock flag.\n\nReviewed-by: Viacheslav Dubeyko <slava@dubeyko.com>\nSigned-off-by: Chuck Lever <chuck.lever@oracle.com>\n---\n fs/hfsplus/inode.c | 10 ++++++++++\n 1 file changed, 10 insertions(+)", "diff": "diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c\nindex d05891ec492e..ffbb57493d7b 100644\n--- a/fs/hfsplus/inode.c\n+++ b/fs/hfsplus/inode.c\n@@ -740,6 +740,7 @@ int hfsplus_fileattr_get(struct dentry *dentry, struct file_kattr *fa)\n {\n \tstruct inode *inode = d_inode(dentry);\n \tstruct hfsplus_inode_info *hip = HFSPLUS_I(inode);\n+\tstruct hfsplus_sb_info *sbi = HFSPLUS_SB(inode->i_sb);\n \tunsigned int flags = 0;\n \n \tif (inode->i_flags & S_IMMUTABLE)\n@@ -751,6 +752,15 @@ int hfsplus_fileattr_get(struct dentry *dentry, struct file_kattr *fa)\n \n \tfileattr_fill_flags(fa, flags);\n \n+\t/*\n+\t * HFS+ always preserves case at rest. Standard HFS+ volumes\n+\t * are case-insensitive; HFSX volumes may be either\n+\t * case-sensitive or case-insensitive depending on how they\n+\t * were formatted. HFSPLUS_SB_CASEFOLD is set in both\n+\t * case-insensitive variants.\n+\t */\n+\tif (test_bit(HFSPLUS_SB_CASEFOLD, &sbi->flags))\n+\t\tfa->fsx_xflags |= FS_XFLAG_CASEFOLD;\n \treturn 0;\n }\n \n", "prefixes": [ "v9", "07/17" ] }