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GET /api/1.1/patches/2230430/?format=api
{ "id": 2230430, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2230430/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260429-case-sensitivity-v12-5-8057123bebe0@oracle.com/", "project": { "id": 8, "url": "http://patchwork.ozlabs.org/api/1.1/projects/8/?format=api", "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": "<20260429-case-sensitivity-v12-5-8057123bebe0@oracle.com>", "date": "2026-04-29T18:07:16", "name": "[v12,05/15] ntfs3: Implement fileattr_get for case sensitivity", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "2e98911b4eb49a942475a5c6c35c4290447c9e53", "submitter": { "id": 86689, "url": "http://patchwork.ozlabs.org/api/1.1/people/86689/?format=api", "name": "Chuck Lever", "email": "cel@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-ext4/patch/20260429-case-sensitivity-v12-5-8057123bebe0@oracle.com/mbox/", "series": [ { "id": 502125, "url": "http://patchwork.ozlabs.org/api/1.1/series/502125/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-ext4/list/?series=502125", "date": "2026-04-29T18:07:11", "name": "Exposing case folding behavior", "version": 12, "mbox": "http://patchwork.ozlabs.org/series/502125/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2230430/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2230430/checks/", "tags": {}, "headers": { "Return-Path": "\n <SRS0=rI1G=C4=vger.kernel.org=linux-ext4+bounces-16233-patchwork-incoming=ozlabs.org@ozlabs.org>", "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=H4hkcKdO;\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=1777486060;\n\tbh=Jr2vXTu8AWi0WLbHX7TZXwTWNGI+4Lcw2ajtKVSihdo=;\n\th=From:Date:Subject:References:In-Reply-To:To:Cc:From;\n\tb=H4hkcKdOtgVohFeEMBly9tiJ+Q7kHBTPSJQh23DNrozGwjpNTktT9vdstPEX5FgWC\n\t xJLDOUH5RtxNUSqSrXVwDrIWVN70zoNu/XtfCqNWb2UwB/9ywfCs4qCz3/mz6hp6NT\n\t 7Z+yhT14jcEyqbCNPJh5CNKFtqmieeSWOQaZxIpi39uVF5LWQzrWwuypW0pNzScH83\n\t PuJcQRIICUbp8Gjr+BthDFODkLnWiHc0LMTNTJ19mFA5e+xQucZM7SEk25tyLZxLja\n\t 2uNiNYF11rrGrto5PWGyIjohGyGs4cE/970/AIFWNhv8SkScTYEXYhYD2qOeFlsqQr\n\t 8Ee02zFvzr6vw==", "From": "Chuck Lever <cel@kernel.org>", "Date": "Wed, 29 Apr 2026 14:07:16 -0400", "Subject": "[PATCH v12 05/15] ntfs3: Implement fileattr_get for case\n sensitivity", "Precedence": "bulk", "X-Mailing-List": "linux-ext4@vger.kernel.org", "List-Id": "<linux-ext4.vger.kernel.org>", "List-Subscribe": "<mailto:linux-ext4+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-ext4+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260429-case-sensitivity-v12-5-8057123bebe0@oracle.com>", "References": "<20260429-case-sensitivity-v12-0-8057123bebe0@oracle.com>", "In-Reply-To": "<20260429-case-sensitivity-v12-0-8057123bebe0@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>,\n Roland Mainz <roland.mainz@nrubsig.org>", "X-Mailer": "b4 0.16-dev", "X-Developer-Signature": "v=1; a=openpgp-sha256; l=3431;\n i=chuck.lever@oracle.com; h=from:subject:message-id;\n bh=UmPMiHkroOwooAuYrGTrmJ1qLD7CrIqd1OwFLzWWmkc=;\n b=owEBbQKS/ZANAwAKATNqszNvZn+XAcsmYgBp8kjcdWJaf/Ss0k77ld+dZmJerGJikmCOeLDmS\n LXIqqAiSzOJAjMEAAEKAB0WIQQosuWwEobfJDzyPv4zarMzb2Z/lwUCafJI3AAKCRAzarMzb2Z/\n l3vPD/9QjIf1La1fBNPrgqaxaDcBUitjem2nDH7tCSLtjBLhFLpBc6MlsFqrxIJ1AMrSeeHkZlK\n 1+Lud/Db8G1zwPNyGNFGBFzT9iL1nq5IruAYeOgD+ER4QmZ1qiZPrC2ozm0AnLMsWwJWu9frM7L\n 2DI3iAapDnlsfYI5w90UTlQjNFOAMAUu6tRaJnvDBX4wi6gtuw7bLoWcUDhmCauS7CvR7I/UrQ0\n HShoUYm7g8CHyhkRMmG8ES/eh2uqo1MUbVldlhxP2/gXE5CRPLjLLHL5m9LFcSlibOFvNeE1z0s\n eqsExEY2+XnPZL/Bz5V9vYzPmkNACW5R0ucV6Pc9O/jSvyfi0i32bvbThpBYlbzJkZCnCGGfjXC\n QXbdpo9pBLNc2F7jK5Pv/CaIMqtn0CjBD7pamsGss8KY32wjsbpnN+0SUw5Yn56h+T/mi4HW+Pw\n Yy42x7EIW546o4ZjLZB8xwaEyOm+OPtb443oHZSZeW+7/+bLB+kaS4idk7GhXSIbvBt0qgIse+0\n 95K9wSuiQPRJkC22fDfNk6fnK2dD6ZVsmxMLGlSbIvglFWruSVGTs2lQPqfvQLmwN1Vb+HKkN55\n Qs1U3Z8N9ISZMm18ooGPhF3u56nqpLdaoxeoNXXlqqwvl8nVu82yX96I/5Ty8Jx5VsVAEvw4ry5\n nWN5WYvpuCOXzKQ==", "X-Developer-Key": "i=chuck.lever@oracle.com; a=openpgp;\n fpr=28B2E5B01286DF243CF23EFE336AB3336F667F97", "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 <chuck.lever@oracle.com>\n\nReport NTFS case sensitivity behavior via the FS_XFLAG_CASEFOLD\nflag. NTFS always preserves case at rest.\n\nReviewed-by: Roland Mainz <roland.mainz@nrubsig.org>\nSigned-off-by: Chuck Lever <chuck.lever@oracle.com>\n---\n fs/ntfs3/file.c | 29 +++++++++++++++++++++++++++++\n fs/ntfs3/inode.c | 1 +\n fs/ntfs3/namei.c | 2 ++\n fs/ntfs3/ntfs_fs.h | 1 +\n 4 files changed, 33 insertions(+)", "diff": "diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c\nindex b041639ab406..ad9350d7fc3f 100644\n--- a/fs/ntfs3/file.c\n+++ b/fs/ntfs3/file.c\n@@ -180,6 +180,34 @@ long ntfs_compat_ioctl(struct file *filp, u32 cmd, unsigned long arg)\n }\n #endif\n \n+/*\n+ * ntfs_fileattr_get - inode_operations::fileattr_get\n+ */\n+int ntfs_fileattr_get(struct dentry *dentry, struct file_kattr *fa)\n+{\n+\tstruct inode *inode = d_inode(dentry);\n+\tstruct ntfs_sb_info *sbi = inode->i_sb->s_fs_info;\n+\n+\t/* Avoid any operation if inode is bad. */\n+\tif (unlikely(is_bad_ni(ntfs_i(inode))))\n+\t\treturn -EINVAL;\n+\n+\t/*\n+\t * NTFS preserves case (the default). Case sensitivity depends on\n+\t * mount options: with \"nocase\", NTFS is case-insensitive;\n+\t * otherwise it is case-sensitive.\n+\t */\n+\tif (sbi->options->nocase) {\n+\t\tfa->fsx_xflags |= FS_XFLAG_CASEFOLD;\n+\t\tfa->flags |= FS_CASEFOLD_FL;\n+\t}\n+\tif (inode->i_flags & S_IMMUTABLE) {\n+\t\tfa->fsx_xflags |= FS_XFLAG_IMMUTABLE;\n+\t\tfa->flags |= FS_IMMUTABLE_FL;\n+\t}\n+\treturn 0;\n+}\n+\n /*\n * ntfs_getattr - inode_operations::getattr\n */\n@@ -1547,6 +1575,7 @@ const struct inode_operations ntfs_file_inode_operations = {\n \t.get_acl\t= ntfs_get_acl,\n \t.set_acl\t= ntfs_set_acl,\n \t.fiemap\t\t= ntfs_fiemap,\n+\t.fileattr_get\t= ntfs_fileattr_get,\n };\n \n const struct file_operations ntfs_file_operations = {\ndiff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c\nindex 42af1abe17f8..a5ff04c2efd3 100644\n--- a/fs/ntfs3/inode.c\n+++ b/fs/ntfs3/inode.c\n@@ -2095,6 +2095,7 @@ const struct inode_operations ntfs_link_inode_operations = {\n \t.get_link\t= ntfs_get_link,\n \t.setattr\t= ntfs_setattr,\n \t.listxattr\t= ntfs_listxattr,\n+\t.fileattr_get\t= ntfs_fileattr_get,\n };\n \n const struct address_space_operations ntfs_aops = {\ndiff --git a/fs/ntfs3/namei.c b/fs/ntfs3/namei.c\nindex b2af8f695e60..eb241d7796ba 100644\n--- a/fs/ntfs3/namei.c\n+++ b/fs/ntfs3/namei.c\n@@ -518,6 +518,7 @@ const struct inode_operations ntfs_dir_inode_operations = {\n \t.getattr\t= ntfs_getattr,\n \t.listxattr\t= ntfs_listxattr,\n \t.fiemap\t\t= ntfs_fiemap,\n+\t.fileattr_get\t= ntfs_fileattr_get,\n };\n \n const struct inode_operations ntfs_special_inode_operations = {\n@@ -526,6 +527,7 @@ const struct inode_operations ntfs_special_inode_operations = {\n \t.listxattr\t= ntfs_listxattr,\n \t.get_acl\t= ntfs_get_acl,\n \t.set_acl\t= ntfs_set_acl,\n+\t.fileattr_get\t= ntfs_fileattr_get,\n };\n \n const struct dentry_operations ntfs_dentry_ops = {\ndiff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h\nindex bbf3b6a1dcbe..41db22d652c4 100644\n--- a/fs/ntfs3/ntfs_fs.h\n+++ b/fs/ntfs3/ntfs_fs.h\n@@ -529,6 +529,7 @@ bool dir_is_empty(struct inode *dir);\n extern const struct file_operations ntfs_dir_operations;\n \n /* Globals from file.c */\n+int ntfs_fileattr_get(struct dentry *dentry, struct file_kattr *fa);\n int ntfs_getattr(struct mnt_idmap *idmap, const struct path *path,\n \t\t struct kstat *stat, u32 request_mask, u32 flags);\n int ntfs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,\n", "prefixes": [ "v12", "05/15" ] }