From nobody Tue Dec 2 02:43:29 2025 Received: from relayaws-01.paragon-software.com (relayaws-01.paragon-software.com [35.157.23.187]) (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 E60511FF7C8; Tue, 18 Nov 2025 13:07:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=35.157.23.187 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763471250; cv=none; b=EKF79fNb88XtVP+/ouYmP0L0YIWJlkq03f1rMwGSJKGCmtPn8Q/EJENv/QCRfAZ6YuhXOWP8TbXpLDmasVOAu9wRWn5wqigjDQ0rPdJWkXzbYlImS3F++0lLkADBBulfIwOUZ01ow5B5H2h3kyBbZeUrtP2GWHuwl/wfh65b83E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763471250; c=relaxed/simple; bh=DatYjcRZk17Jo3DSj995WerORzqtl3LNW8yhsn2xG3g=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=a6nSlQjSAUGFq+3lMttIML3K8vFXk98u41UkqPNKJeZ8xaqP61FqqqGmlCTx9WhHg5Lbw5YrZ2WJn01J+BKqtsf/Ntqjta2c7ULu+YV+bhMyplWD0wQUClA5BKgLkZiWJ9VMNbhuNViGGx01VlLEgO+5Q3K2ghAAbvVqa8JPPQQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=paragon-software.com; spf=pass smtp.mailfrom=paragon-software.com; dkim=pass (1024-bit key) header.d=paragon-software.com header.i=@paragon-software.com header.b=XANoA/vB; arc=none smtp.client-ip=35.157.23.187 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=paragon-software.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=paragon-software.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=paragon-software.com header.i=@paragon-software.com header.b="XANoA/vB" Received: from relayfre-01.paragon-software.com (unknown [176.12.100.13]) by relayaws-01.paragon-software.com (Postfix) with ESMTPS id 2DDBA1E0F; Tue, 18 Nov 2025 13:04:01 +0000 (UTC) Authentication-Results: relayaws-01.paragon-software.com; dkim=pass (1024-bit key; unprotected) header.d=paragon-software.com header.i=@paragon-software.com header.b=XANoA/vB; dkim-atps=neutral Received: from dlg2.mail.paragon-software.com (vdlg-exch-02.paragon-software.com [172.30.1.105]) by relayfre-01.paragon-software.com (Postfix) with ESMTPS id 217FF222D; Tue, 18 Nov 2025 13:07:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=paragon-software.com; s=mail; t=1763471247; bh=V3C6uhNId62+ZBzjjt63Re8g3COM95GuoVbA5IfYfR0=; h=From:To:CC:Subject:Date; b=XANoA/vB2TW4XxHhnAlybL1UBJrlUPdqvBJeycqPp2SXGnoc/qC4rYiUSNfTkKGyT 1crrHXj4cDb9UAAE5Cvl0h34t8kFI9rWFBQhITltL60mkuXIXy1u6vKU2ZhEG6ilkP 7oSrRmkDNgzjHVKsOEVJnU48dSajXEMHDU940Cvo= Received: from localhost.localdomain (172.30.20.188) by vdlg-exch-02.paragon-software.com (172.30.1.105) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.7; Tue, 18 Nov 2025 16:07:25 +0300 From: Konstantin Komarov To: CC: , , Konstantin Komarov Subject: [PATCH] fs/ntfs3: check for shutdown in fsync Date: Tue, 18 Nov 2025 14:07:05 +0100 Message-ID: <20251118130705.411336-1-almaz.alexandrovich@paragon-software.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ClientProxiedBy: vdlg-exch-02.paragon-software.com (172.30.1.105) To vdlg-exch-02.paragon-software.com (172.30.1.105) Content-Type: text/plain; charset="utf-8" Ensure fsync() returns -EIO when the ntfs3 filesystem is in forced shutdown, instead of silently succeeding via generic_file_fsync(). Signed-off-by: Konstantin Komarov --- fs/ntfs3/file.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index 3b22c7375616..5389b2e17cde 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -1440,6 +1440,18 @@ static ssize_t ntfs_file_splice_write(struct pipe_in= ode_info *pipe, return iter_file_splice_write(pipe, file, ppos, len, flags); } =20 +/* + * ntfs_file_fsync - file_operations::fsync + */ +int ntfs_file_fsync(struct file *file, loff_t start, loff_t end, int datas= ync) +{ + struct inode *inode =3D file_inode(file); + if (unlikely(ntfs3_forced_shutdown(inode->i_sb))) + return -EIO; + + return generic_file_fsync(file, start, end, datasync); +} + // clang-format off const struct inode_operations ntfs_file_inode_operations =3D { .getattr =3D ntfs_getattr, @@ -1465,6 +1477,7 @@ const struct file_operations ntfs_file_operations =3D= { .fsync =3D generic_file_fsync, .fallocate =3D ntfs_fallocate, .release =3D ntfs_file_release, + .fsync =3D ntfs_file_fsync, }; =20 #if IS_ENABLED(CONFIG_NTFS_FS) --=20 2.43.0