{"id":2197435,"url":"http://patchwork.ozlabs.org/api/1.0/patches/2197435/?format=json","project":{"id":8,"url":"http://patchwork.ozlabs.org/api/1.0/projects/8/?format=json","name":"Linux ext4 filesystem development","link_name":"linux-ext4","list_id":"linux-ext4.vger.kernel.org","list_email":"linux-ext4@vger.kernel.org","web_url":null,"scm_url":null,"webscm_url":null},"msgid":"<20260217214741.1928576-8-cel@kernel.org>","date":"2026-02-17T21:47:31","name":"[v8,07/17] hfsplus: Report case sensitivity in fileattr_get","commit_ref":null,"pull_url":null,"state":"not-applicable","archived":false,"hash":"b3e154fed8a116d16f4ca13df500321ecc3fb846","submitter":{"id":86689,"url":"http://patchwork.ozlabs.org/api/1.0/people/86689/?format=json","name":"Chuck Lever","email":"cel@kernel.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/linux-ext4/patch/20260217214741.1928576-8-cel@kernel.org/mbox/","series":[{"id":492483,"url":"http://patchwork.ozlabs.org/api/1.0/series/492483/?format=json","date":"2026-02-17T21:47:25","name":"Subject: Exposing case folding behavior","version":8,"mbox":"http://patchwork.ozlabs.org/series/492483/mbox/"}],"check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2197435/checks/","tags":{},"headers":{"Return-Path":"\n ","X-Original-To":["incoming@patchwork.ozlabs.org","linux-ext4@vger.kernel.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","patchwork-incoming@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=NuSiuDbC;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=ozlabs.org\n (client-ip=150.107.74.76; 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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=1771364883;\n\tbh=P5+WVnKmUY1EF3MqMMnnMfbxqC72lpyhhIR9yq0eVrc=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=NuSiuDbCNCMuhZw0qBGFxOA3xH1gKVPWZ+zqEmBaghoqu9lNyRLcO2IU77ZY3HPC9\n\t 960qgZ19lNKSyRbpflXvCV7h4ciVIE7mvkbrjtP1HdoDys2jAfBfV7LuCzxJjcEw7/\n\t WFQrkEvzwBsF7V3kuiRgOTIMrcdvUvbLoo4F13fOlpWAi98ZnUfNB0Dfx2mLiHnoYX\n\t pK11aZEKBMyUjsxG90jpYG0B/SQTlrH+0xciHlZTi3CAL0qBYnOmncHZIsnDjQYChw\n\t kruufwl9AtirWmnegJeToEJhHO+9Q3m3E2U/L2zdjg4i893pTb/Sk6BId3UlwiuJXZ\n\t zyF9cjjASn88A==","From":"Chuck Lever ","To":"Al Viro ,\n\tChristian Brauner ,\n\tJan Kara ","Cc":"linux-fsdevel@vger.kernel.org,\n\tlinux-ext4@vger.kernel.org,\n\tlinux-xfs@vger.kernel.org,\n\tlinux-cifs@vger.kernel.org,\n\tlinux-nfs@vger.kernel.org,\n\tlinux-api@vger.kernel.org,\n\tlinux-f2fs-devel@lists.sourceforge.net,\n\thirofumi@mail.parknet.co.jp,\n\tlinkinjeon@kernel.org,\n\tsj1557.seo@samsung.com,\n\tyuezhang.mo@sony.com,\n\talmaz.alexandrovich@paragon-software.com,\n\tslava@dubeyko.com,\n\tglaubitz@physik.fu-berlin.de,\n\tfrank.li@vivo.com,\n\ttytso@mit.edu,\n\tadilger.kernel@dilger.ca,\n\tcem@kernel.org,\n\tsfrench@samba.org,\n\tpc@manguebit.org,\n\tronniesahlberg@gmail.com,\n\tsprasad@microsoft.com,\n\ttrondmy@kernel.org,\n\tanna@kernel.org,\n\tjaegeuk@kernel.org,\n\tchao@kernel.org,\n\thansg@kernel.org,\n\tsenozhatsky@chromium.org,\n\tChuck Lever ","Subject":"[PATCH v8 07/17] hfsplus: Report case sensitivity in fileattr_get","Date":"Tue, 17 Feb 2026 16:47:31 -0500","Message-ID":"<20260217214741.1928576-8-cel@kernel.org>","X-Mailer":"git-send-email 2.53.0","In-Reply-To":"<20260217214741.1928576-1-cel@kernel.org>","References":"<20260217214741.1928576-1-cel@kernel.org>","Precedence":"bulk","X-Mailing-List":"linux-ext4@vger.kernel.org","List-Id":"","List-Subscribe":"","List-Unsubscribe":"","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-Spam-Status":"No, score=-1.2 required=5.0 tests=ARC_SIGNED,ARC_VALID,\n\tDKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DMARC_PASS,\n\tMAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=disabled\n\tversion=4.0.1","X-Spam-Checker-Version":"SpamAssassin 4.0.1 (2024-03-25) on gandalf.ozlabs.org"},"content":"From: Chuck Lever \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 \nSigned-off-by: Chuck Lever \n---\n fs/hfsplus/inode.c | 8 ++++++++\n 1 file changed, 8 insertions(+)","diff":"diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c\nindex 922ff41df042..fd50f0d52c81 100644\n--- a/fs/hfsplus/inode.c\n+++ b/fs/hfsplus/inode.c\n@@ -728,6 +728,7 @@ 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@@ -739,6 +740,13 @@ int hfsplus_fileattr_get(struct dentry *dentry, struct file_kattr *fa)\n \n \tfileattr_fill_flags(fa, flags);\n \n+\t/*\n+\t * HFS+ preserves case (the default). Case sensitivity depends\n+\t * on how the filesystem was formatted: HFSX volumes may be\n+\t * either case-sensitive or case-insensitive.\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":["v8","07/17"]}