From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 201D53EE1C7; Thu, 23 Apr 2026 13:12:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776949960; cv=none; b=oMsdf/UJ/CDsjeCINL6OdobJL2h+MCipnmthdcTV7RwcWBLmoZzNubuA7h80VKl/tZaLlOvv+2Nqj2JV6izzRwo5O+qVMDmlpnr08rHdL36U/AzypUO7GVe0oAwEFaq6y/gXB/yx2xIxcFs+q0zOZJFbeYludJlpFbmYWD+8r5g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776949960; c=relaxed/simple; bh=PcroO5CweiTdfrAbvYqaLqKDeO9OE61yEag4vDGPG8Y=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=N//itoNNnoYiIykctctjH3WQocp29IFoCI0kNLalsT7hkIunpKO3T26eOGip3DauzEycQWHPwMmqiJdOnMUuuOUUYd/dF1TfT2KiUXsf/XmoWkIZqyjMkvhuZCahxCSDNCLc5DOjow8QgcenT5wKR3H5Smeo4i67q7kmePitUNs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U+BrX7Kp; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="U+BrX7Kp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id C6368C2BCB3; Thu, 23 Apr 2026 13:12:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776949960; bh=PcroO5CweiTdfrAbvYqaLqKDeO9OE61yEag4vDGPG8Y=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=U+BrX7Kpru1Z5vLLQGmNkrh0X+a/0S2y1SxgkwTj8x7IqYZH84nwgjrAgws+s34y0 uMXR/osBApQcJN0TxLJOrsbt9cEcIXETBXSYPmX3AgZzJoiPdVbr5AnnyfprQQnq4l q+0+tgrPmJ+f/OM+TXc+LeujetMf87cAlKqTlueJqDmsomwCoppVHN08Z1lIwL31eh Jh4I7cKU2fdfXJfCSOKPiLMSLZGE3/2OVoYLgA/8Nqg90L2ly7qW8Kxl3DQu36S9LM Ph15NzQqClaJmKDFccVzy6gudH/6DfXnqHCOz4PU8A04iXXKnA6/EdNnWJi2dINxJW Kkb9XZR6cMCww== From: Chuck Lever Date: Thu, 23 Apr 2026 09:12:10 -0400 Subject: [PATCH v10 07/17] hfsplus: Report case sensitivity in fileattr_get Precedence: bulk X-Mailing-List: linux-xfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260423-case-sensitivity-v10-7-c385d674a6cf@oracle.com> References: <20260423-case-sensitivity-v10-0-c385d674a6cf@oracle.com> In-Reply-To: <20260423-case-sensitivity-v10-0-c385d674a6cf@oracle.com> To: Al Viro , Christian Brauner , Jan Kara Cc: linux-fsdevel@vger.kernel.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-cifs@vger.kernel.org, linux-nfs@vger.kernel.org, linux-api@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, hirofumi@mail.parknet.co.jp, linkinjeon@kernel.org, sj1557.seo@samsung.com, yuezhang.mo@sony.com, almaz.alexandrovich@paragon-software.com, slava@dubeyko.com, glaubitz@physik.fu-berlin.de, frank.li@vivo.com, tytso@mit.edu, adilger.kernel@dilger.ca, cem@kernel.org, sfrench@samba.org, pc@manguebit.org, ronniesahlberg@gmail.com, sprasad@microsoft.com, trondmy@kernel.org, anna@kernel.org, jaegeuk@kernel.org, chao@kernel.org, hansg@kernel.org, senozhatsky@chromium.org, Chuck Lever X-Mailer: b4 0.16-dev X-Developer-Signature: v=1; a=openpgp-sha256; l=1527; i=chuck.lever@oracle.com; h=from:subject:message-id; bh=DsH9Ul/eRW+1BLm1emwHx7xWw9r+GnxZnlKzlLXX6Ts=; b=owEBbQKS/ZANAwAKATNqszNvZn+XAcsmYgBp6hqzledoq5XU2wz0+X3f+duTtSNUJibxmcFar OSNbaZOMQOJAjMEAAEKAB0WIQQosuWwEobfJDzyPv4zarMzb2Z/lwUCaeoaswAKCRAzarMzb2Z/ l/7uEACLjPNxrxqT92fHYGwoeDC62hHSmHNtL5PA/eDaGqYBX+8ikTmCRtH1IHbD8Y2GQcvRMkj 6scugmG/j9aoOyA92lSo5qApBHdsdLthvIroO2meGzBVl5Q7EpCUsumNOuePGwvEE5h4WyG/y6s BAc+Yc18V3INM+F3mskeafT5/N1CyV058tQ0S1tqO6KYdNz6lPXihvR298D/h3PxduB3XMmYEdC nIpYULJxPA/p4fdqcWZ24T/xh4n4zLj63/42dhtMOXLM4MNYz0QjO8WIF1AsZtb8XUzTA6KaAO7 b+GnKK0UIJCriuO932xLUs0vTJUUgdLpvSG34lfqc+jQitJvPd6HIol+g14JHfYcTBnXB62CIoX Mvs7oUSAjbpdbJjaMpMRfU2Shn7Z1iO0eFXR/KXXM9geiRk/vBowbBnbHbL55AkTuIvd/1gVbL3 ETpkIPi96Vt0STINJKeOLfmqt5yr2nzV4Y3ZEVJylzwIWGplGwWemPUK6Nr/7ZOlYqxDj8kyhSu Kbsm95yz+hAxXwAFbdgoXeGnZoZiMHar34U6TieCNDlY7yrpc8Sjlx52904s3afWaDye+m2n+Yj HzLRXXhZlRL606EVDdTsw/NwWkxOA99uN2YmLU+mIC29r4Qwv6lO1v8gzqQqPyQf64ksnftrl4y WQsqhWziknVseNg== X-Developer-Key: i=chuck.lever@oracle.com; a=openpgp; fpr=28B2E5B01286DF243CF23EFE336AB3336F667F97 From: Chuck Lever Add case sensitivity reporting to the existing hfsplus_fileattr_get() function via the FS_XFLAG_CASEFOLD flag. HFS+ always preserves case at rest. Case sensitivity depends on how the volume was formatted: HFSX volumes may be either case-sensitive or case-insensitive, indicated by the HFSPLUS_SB_CASEFOLD superblock flag. Reviewed-by: Viacheslav Dubeyko Signed-off-by: Chuck Lever --- fs/hfsplus/inode.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c index d05891ec492e..ffbb57493d7b 100644 --- a/fs/hfsplus/inode.c +++ b/fs/hfsplus/inode.c @@ -740,6 +740,7 @@ int hfsplus_fileattr_get(struct dentry *dentry, struct file_kattr *fa) { struct inode *inode = d_inode(dentry); struct hfsplus_inode_info *hip = HFSPLUS_I(inode); + struct hfsplus_sb_info *sbi = HFSPLUS_SB(inode->i_sb); unsigned int flags = 0; if (inode->i_flags & S_IMMUTABLE) @@ -751,6 +752,15 @@ int hfsplus_fileattr_get(struct dentry *dentry, struct file_kattr *fa) fileattr_fill_flags(fa, flags); + /* + * HFS+ always preserves case at rest. Standard HFS+ volumes + * are case-insensitive; HFSX volumes may be either + * case-sensitive or case-insensitive depending on how they + * were formatted. HFSPLUS_SB_CASEFOLD is set in both + * case-insensitive variants. + */ + if (test_bit(HFSPLUS_SB_CASEFOLD, &sbi->flags)) + fa->fsx_xflags |= FS_XFLAG_CASEFOLD; return 0; } -- 2.53.0