From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 5DBA8319601; Thu, 16 Jul 2026 14:07:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784210869; cv=none; b=R8mpn0l9qrQ9nAqO3r3uLwvECTzrN+2hbPPhpg5thTN2nbAETfu7YVsBXlqhnR/PWei1SuYXE/4xylzR0LuD74xNYeGmkpTpDFaVT29uq6QTwqo8qtfS53D/hioGp2AG0TlzQo5hfQ54IGMUc2d6Zo2l7PGdk2A+NHPgm/B8Wtc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784210869; c=relaxed/simple; bh=8rI7ivR3QuRGS3ov09B7H4WLidTUeUr+GAc6FtMl08k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=j/+CTfEDSVg1Hzn/dfCVabI34c4oTiGRSKgZIpfmp1B1JobnseVTFjRUobZgEfXmDMI2pecUvsFmOVprxlhQ+M+08lmCB+8F+5QwtDUVru3dI1Oa8DJ162kT+bKQK9RLrBraxk2SDHKFUw4Sgp12JApOsovuWihFiRT/f/4OjiI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=qn64Gehv; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="qn64Gehv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6E4161F000E9; Thu, 16 Jul 2026 14:07:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1784210867; bh=cPNrY9Oap8GT3FQ/FDiSsTM2cc6s48ium5rfCEALcHk=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=qn64GehvHCvRSOIB7HE47nknfWqfoc4xfo5+/h+WfyuxlNTfUPeAcqlVRopg6Rk6y wo6a3ETcG3yWAFg61nFbqQ50ZTPGUp+4djC6wV73hlg+gw97bE7eww2gclKTMEawy/ 9j47p5hVIOy9BMyhoh5KiT5vbq9nd9fneT+zd3Bs= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Konstantin Komarov , Sasha Levin Subject: [PATCH 6.18 211/480] fs/ntfs3: fsync files by syncing parent inodes Date: Thu, 16 Jul 2026 15:29:18 +0200 Message-ID: <20260716133049.295508872@linuxfoundation.org> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260716133044.672218725@linuxfoundation.org> References: <20260716133044.672218725@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Konstantin Komarov [ Upstream commit dcd9d6a47199565d83d61a11bbf91fa2ade4d676 ] Some xfstests expect fsync() on a file or directory to also persist directory metadata up the parent chain. Using generic_file_fsync() is not sufficient for ntfs, because parent directories are not explicitly written out. Signed-off-by: Konstantin Komarov Stable-dep-of: d7ea8495fd30 ("fs/ntfs3: fix missing run load for vcn0 in attr_data_get_block_locked()") Signed-off-by: Sasha Levin --- fs/ntfs3/dir.c | 2 +- fs/ntfs3/file.c | 30 ++++++++++++++++++++++++--- fs/ntfs3/frecord.c | 51 ++++++++++++++++++++++++++++++++++++++++++++++ fs/ntfs3/ntfs_fs.h | 2 ++ 4 files changed, 81 insertions(+), 4 deletions(-) diff --git a/fs/ntfs3/dir.c b/fs/ntfs3/dir.c index 460df046482c73..d41d02372c747b 100644 --- a/fs/ntfs3/dir.c +++ b/fs/ntfs3/dir.c @@ -624,7 +624,7 @@ const struct file_operations ntfs_dir_operations = { .llseek = generic_file_llseek, .read = generic_read_dir, .iterate_shared = ntfs_readdir, - .fsync = generic_file_fsync, + .fsync = ntfs_file_fsync, .open = ntfs_file_open, .unlocked_ioctl = ntfs_ioctl, #ifdef CONFIG_COMPAT diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 5042eb321eb891..6a19bb04220809 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -1378,13 +1378,37 @@ static ssize_t ntfs_file_splice_write(struct pipe_inode_info *pipe, /* * ntfs_file_fsync - file_operations::fsync */ -static int ntfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync) +int ntfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync) { struct inode *inode = file_inode(file); - if (unlikely(ntfs3_forced_shutdown(inode->i_sb))) + struct super_block *sb = inode->i_sb; + struct ntfs_sb_info *sbi = sb->s_fs_info; + int err, ret; + + if (unlikely(ntfs3_forced_shutdown(sb))) return -EIO; - return generic_file_fsync(file, start, end, datasync); + ret = file_write_and_wait_range(file, start, end); + if (ret) + return ret; + + ret = write_inode_now(inode, !datasync); + + if (!ret) { + ret = ni_write_parents(ntfs_i(inode), !datasync); + } + + if (!ret) { + ntfs_set_state(sbi, NTFS_DIRTY_CLEAR); + ntfs_update_mftmirr(sbi, false); + } + + err = sync_blockdev(sb->s_bdev); + if (unlikely(err && !ret)) + ret = err; + if (!ret) + blkdev_issue_flush(sb->s_bdev); + return ret; } // clang-format off diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c index 480f2ed518a783..e904c5da919222 100644 --- a/fs/ntfs3/frecord.c +++ b/fs/ntfs3/frecord.c @@ -3090,6 +3090,57 @@ bool ni_is_dirty(struct inode *inode) return false; } +/* + * ni_write_parents + * + * Helper function for ntfs_file_fsync. + */ +int ni_write_parents(struct ntfs_inode *ni, int sync) +{ + int err = 0; + struct ATTRIB *attr = NULL; + struct ATTR_LIST_ENTRY *le = NULL; + struct ntfs_sb_info *sbi = ni->mi.sbi; + struct super_block *sb = sbi->sb; + + while ((attr = ni_find_attr(ni, attr, &le, ATTR_NAME, NULL, 0, NULL, + NULL))) { + struct inode *dir; + struct ATTR_FILE_NAME *fname; + + fname = resident_data_ex(attr, SIZEOF_ATTRIBUTE_FILENAME); + if (!fname) + continue; + + /* Check simple case when parent inode equals current inode. */ + if (ino_get(&fname->home) == ni->vfs_inode.i_ino) { + if (MFT_REC_ROOT != ni->vfs_inode.i_ino) { + ntfs_set_state(sbi, NTFS_DIRTY_ERROR); + err = -EINVAL; + } + continue; + } + + dir = ntfs_iget5(sb, &fname->home, NULL); + if (IS_ERR(dir)) { + ntfs_inode_warn( + &ni->vfs_inode, + "failed to open parent directory r=%lx to write", + (long)ino_get(&fname->home)); + continue; + } + + if (!is_bad_inode(dir)) { + int err2 = write_inode_now(dir, sync); + if (!err) + err = err2; + } + iput(dir); + } + + return err; +} + /* * ni_update_parent * diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h index a4466e9641f65d..7fb08bff025491 100644 --- a/fs/ntfs3/ntfs_fs.h +++ b/fs/ntfs3/ntfs_fs.h @@ -510,6 +510,7 @@ int ntfs_setattr(struct mnt_idmap *idmap, struct dentry *dentry, int ntfs_file_open(struct inode *inode, struct file *file); int ntfs_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo, __u64 start, __u64 len); +int ntfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync); long ntfs_ioctl(struct file *filp, u32 cmd, unsigned long arg); long ntfs_compat_ioctl(struct file *filp, u32 cmd, unsigned long arg); extern const struct inode_operations ntfs_special_inode_operations; @@ -587,6 +588,7 @@ int ni_rename(struct ntfs_inode *dir_ni, struct ntfs_inode *new_dir_ni, struct ntfs_inode *ni, struct NTFS_DE *de, struct NTFS_DE *new_de); bool ni_is_dirty(struct inode *inode); +int ni_write_parents(struct ntfs_inode *ni, int sync); /* Globals from fslog.c */ bool check_index_header(const struct INDEX_HDR *hdr, size_t bytes); -- 2.53.0