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 7B60F288C25; Fri, 16 Jan 2026 14:46:40 +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=1768574800; cv=none; b=Qq60gQimFynJzFg3zz7dhHUO7AeDl0dFFg6I0L9L8t8lNhcQd3+eh3UCtYyZbls+1Ju1q+J7TrOp4qULRVkw3NhY4PYHgtv8jFO7Bvi0SW4EkFvqWZUz/8w5Uf/8aJ4zuK/ER7MnUX2pzgGoAvrpLzTjhnN6K570HAA191+lObk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1768574800; c=relaxed/simple; bh=a4XIY9jP7DHeDPNkP9IdkH0ovCnkdRclS4Bjo7NcH8g=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=otSquW6HBNHBQE3tv7KYgLRZAAu6kf5jc2VJ3T8rosLkgbwndG+xchAZDnXAdy7SBf2srJpgYB7S/g/hpnutLFz7U4+a4avKPJ9zl2zVaRECpEvp+4HAqVdnKUuJGoRMqXuqnmNndZUjCXwsvilznI6pKd4mSaGcTmYQnuhbZng= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=eT+fSCfj; 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="eT+fSCfj" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CE203C16AAE; Fri, 16 Jan 2026 14:46:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768574800; bh=a4XIY9jP7DHeDPNkP9IdkH0ovCnkdRclS4Bjo7NcH8g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eT+fSCfj1ONJ1dIX3U7fmwABY2CJrjeydjvyUxh/+krcxfK3DP3hLu7v4lruSEWve tXmbsOxrEMAn7k25tvFhwYAX+ocpVH2Gs6+Vl+uTakkhtGdhm7nAl0Fc5pAdkQVars 4HmgVErySSYlDtf/ih07CUMI4++aEfA/FpAWuJ3B+IyuWq+DyOK5/ENvCEG8BnwgY/ GjLPNvNQTJQsbjbb4IPvrLM/KeOXIYaUhq6otMhdrLKmK07KAqlE7/MXneAEpYRofD ZZVlKuq2aJXeSSNxZ0ZndOErH7EULcGRDSu4ex0LnzoIqsuUHX9rt12Z9VPjLfX97H UDyo1lXtRDWVA== From: Chuck Lever To: Al Viro , Christian Brauner , Jan Kara Cc: , linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, linux-cifs@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 , "Darrick J. Wong" Subject: [PATCH v5 08/16] xfs: Report case sensitivity in fileattr_get Date: Fri, 16 Jan 2026 09:46:07 -0500 Message-ID: <20260116144616.2098618-9-cel@kernel.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260116144616.2098618-1-cel@kernel.org> References: <20260116144616.2098618-1-cel@kernel.org> Precedence: bulk X-Mailing-List: linux-cifs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Chuck Lever Upper layers such as NFSD need to query whether a filesystem is case-sensitive. Populate the case_insensitive and case_preserving fields in xfs_fileattr_get(). XFS always preserves case. XFS is case-sensitive by default, but supports ASCII case-insensitive lookups when formatted with the ASCIICI feature flag. Reviewed-by: "Darrick J. Wong" Signed-off-by: Chuck Lever --- fs/xfs/xfs_ioctl.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 59eaad774371..e8061fe109e9 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -516,6 +516,12 @@ xfs_fileattr_get( xfs_fill_fsxattr(ip, XFS_DATA_FORK, fa); xfs_iunlock(ip, XFS_ILOCK_SHARED); + /* + * XFS preserves case (the default). It is case-sensitive by + * default, but can be formatted with ASCII case-insensitive + * mode enabled. + */ + fa->case_insensitive = xfs_has_asciici(ip->i_mount); return 0; } -- 2.52.0 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 lists.sourceforge.net (lists.sourceforge.net [216.105.38.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4A3F7C79FBD for ; Fri, 16 Jan 2026 14:46:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.sourceforge.net; s=beta; h=Content-Transfer-Encoding:Content-Type:Cc: Reply-To:From:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Subject:MIME-Version:References:In-Reply-To: Message-ID:Date:To:Sender:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ACrdtfXHeyxN/NPp962dkZ3C/tEomzb9OLtBWem+GTg=; b=ZAIjsRmaTiJvPn5pOXNF9icLmd xSHckV+u2Ck6lWizjMhh8RVtTlDGZsjISfCvnlNb5N/EKwxAaWSkhPk8h/f2lqWacDyhu6bigoNkW HGjJAL/k03w/fR6Nu6z5IpOIaunswVKT8XnxHMJSVF80vgA71cEH7EiSTQEqo6yfuThM=; Received: from [127.0.0.1] (helo=sfs-ml-1.v29.lw.sourceforge.com) by sfs-ml-1.v29.lw.sourceforge.com with esmtp (Exim 4.95) (envelope-from ) id 1vgl6C-0002oc-Vw; Fri, 16 Jan 2026 14:46:52 +0000 Received: from [172.30.29.66] (helo=mx.sourceforge.net) by sfs-ml-1.v29.lw.sourceforge.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1vgl6B-0002oP-JK for linux-f2fs-devel@lists.sourceforge.net; Fri, 16 Jan 2026 14:46:51 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sourceforge.net; s=x; h=Content-Transfer-Encoding:MIME-Version:References: In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=HgUQxCULLuau8zgZ0LV7LZci3A4koTa2uImpMst833Q=; b=J65Z1kh1qvUIZTdYvzwnn9ZTN4 5q6La81CxmX+AhM2ruMfuNvMI/LhFvtiUksAuuI2qPjb6i2t9MP3fRL9WaAlu8+H7ovH3aMmu15U2 fU/smLKlnLhxZsaz84hwCSqeT3xbW34c62zv9+4qeEvipkLRXaFfq3OqBpp2TRBZ3LEE=; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sf.net; s=x ; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID: Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=HgUQxCULLuau8zgZ0LV7LZci3A4koTa2uImpMst833Q=; b=G/PrI15VDaZkrx31CkbC4oXUO4 16HKF9m4RWKk0DLDCFm7+F+C15mu5goYKX9a+MaLKNAB2v/s3QxPn13R5MJjM5vgwkF6uPSnWH5HQ vix89vLES0mHYWBGj2EYcJlXABpgxFcTfDezNIholvPE7RhftQxUvWLa5Tk1DikDLo1A=; Received: from tor.source.kernel.org ([172.105.4.254]) by sfi-mx-2.v28.lw.sourceforge.com with esmtps (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.95) id 1vgl6A-0002Ef-Tk for linux-f2fs-devel@lists.sourceforge.net; Fri, 16 Jan 2026 14:46:51 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 5D350601BB; Fri, 16 Jan 2026 14:46:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CE203C16AAE; Fri, 16 Jan 2026 14:46:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1768574800; bh=a4XIY9jP7DHeDPNkP9IdkH0ovCnkdRclS4Bjo7NcH8g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eT+fSCfj1ONJ1dIX3U7fmwABY2CJrjeydjvyUxh/+krcxfK3DP3hLu7v4lruSEWve tXmbsOxrEMAn7k25tvFhwYAX+ocpVH2Gs6+Vl+uTakkhtGdhm7nAl0Fc5pAdkQVars 4HmgVErySSYlDtf/ih07CUMI4++aEfA/FpAWuJ3B+IyuWq+DyOK5/ENvCEG8BnwgY/ GjLPNvNQTJQsbjbb4IPvrLM/KeOXIYaUhq6otMhdrLKmK07KAqlE7/MXneAEpYRofD ZZVlKuq2aJXeSSNxZ0ZndOErH7EULcGRDSu4ex0LnzoIqsuUHX9rt12Z9VPjLfX97H UDyo1lXtRDWVA== To: Al Viro , Christian Brauner , Jan Kara Date: Fri, 16 Jan 2026 09:46:07 -0500 Message-ID: <20260116144616.2098618-9-cel@kernel.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260116144616.2098618-1-cel@kernel.org> References: <20260116144616.2098618-1-cel@kernel.org> MIME-Version: 1.0 X-Headers-End: 1vgl6A-0002Ef-Tk Subject: [f2fs-dev] [PATCH v5 08/16] xfs: Report case sensitivity in fileattr_get X-BeenThere: linux-f2fs-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Chuck Lever via Linux-f2fs-devel Reply-To: Chuck Lever Cc: pc@manguebit.org, yuezhang.mo@sony.com, cem@kernel.org, almaz.alexandrovich@paragon-software.com, adilger.kernel@dilger.ca, linux-cifs@vger.kernel.org, sfrench@samba.org, slava@dubeyko.com, "Darrick J. Wong" , linux-ext4@vger.kernel.org, linkinjeon@kernel.org, sprasad@microsoft.com, frank.li@vivo.com, ronniesahlberg@gmail.com, glaubitz@physik.fu-berlin.de, jaegeuk@kernel.org, hirofumi@mail.parknet.co.jp, linux-nfs@vger.kernel.org, tytso@mit.edu, linux-f2fs-devel@lists.sourceforge.net, linux-xfs@vger.kernel.org, senozhatsky@chromium.org, Chuck Lever , hansg@kernel.org, anna@kernel.org, linux-fsdevel@vger.kernel.org, sj1557.seo@samsung.com, trondmy@kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net From: Chuck Lever Upper layers such as NFSD need to query whether a filesystem is case-sensitive. Populate the case_insensitive and case_preserving fields in xfs_fileattr_get(). XFS always preserves case. XFS is case-sensitive by default, but supports ASCII case-insensitive lookups when formatted with the ASCIICI feature flag. Reviewed-by: "Darrick J. Wong" Signed-off-by: Chuck Lever --- fs/xfs/xfs_ioctl.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index 59eaad774371..e8061fe109e9 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -516,6 +516,12 @@ xfs_fileattr_get( xfs_fill_fsxattr(ip, XFS_DATA_FORK, fa); xfs_iunlock(ip, XFS_ILOCK_SHARED); + /* + * XFS preserves case (the default). It is case-sensitive by + * default, but can be formatted with ASCII case-insensitive + * mode enabled. + */ + fa->case_insensitive = xfs_has_asciici(ip->i_mount); return 0; } -- 2.52.0 _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel