From nobody Mon Feb 9 02:24:40 2026 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 3166D1DE8AD; Fri, 26 Dec 2025 17:41:37 +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=1766770898; cv=none; b=swH457al2q0tMLCC9/3GQaLPj7J/KbsfkCu3sT3eZIDp7OBc2saM4mNzratoP/zDNo074U4fnZuC4pJDa8UKn22+k+FRsbc1+nSaFrBmedVU2Iyqs1U4hDa64nhsvbi7VObVMZsI1hXY7pVcj2cCU0A21fAjNj2awUVm9HUv90w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766770898; c=relaxed/simple; bh=vFwQUnDdAP6uowxwBZNG+/8WNKvcOvxA70GqTlior40=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=AtaU0Q0IfApL4b2n08i5AUWzNV2UO+WiErub8mGGc12avWc4gEs6FaoIBGTUeBS56LXtYCZIlY1wE7ACZ3AoiubGDO9xKh1YZQKWoBhZg6bnNApZgqG7w6oDlb88R34xHYPXqyf2Gxdc4krB3hNjpCiVWGyYHHz3VUpF33gHat8= 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=AAVfjVu4; 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="AAVfjVu4" Received: from relayfre-01.paragon-software.com (unknown [176.12.100.13]) by relayaws-01.paragon-software.com (Postfix) with ESMTPS id 1B3BF1D1D; Fri, 26 Dec 2025 17:38:27 +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=AAVfjVu4; 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 5A5672267; Fri, 26 Dec 2025 17:41:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=paragon-software.com; s=mail; t=1766770895; bh=mQiVHYmDhcQ/IpJk769L/6T6fswpwCQ78QPsc4l0ACk=; h=From:To:CC:Subject:Date; b=AAVfjVu4WsM75BUFsX+vRX3pxFvrh85aQFrH3LWbe7oV17ZTeZQTFq2JZR4EAgDZW LPi2QaF0BVKI55YbP6IFsmRRKlonM+b0LRKbDTTQOHham0uPH0XpIjAR4qAi4Pmp8h BSNXglVkrO5szm24l9TrlTubs48kUKLctCIB1LQI= Received: from localhost.localdomain (172.30.20.178) 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; Fri, 26 Dec 2025 20:41:34 +0300 From: Konstantin Komarov To: CC: , , Konstantin Komarov Subject: [PATCH] fs/ntfs3: drop preallocated clusters for sparse and compressed files Date: Fri, 26 Dec 2025 18:41:25 +0100 Message-ID: <20251226174125.15780-1-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: vobn-exch-01.paragon-software.com (172.30.72.13) To vdlg-exch-02.paragon-software.com (172.30.1.105) Content-Type: text/plain; charset="utf-8" Do not keep preallocated clusters for sparsed and compressed files. Preserving preallocation in these cases causes fsx failures when running with sparse files and preallocation enabled. Signed-off-by: Konstantin Komarov --- fs/ntfs3/attrib.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/fs/ntfs3/attrib.c b/fs/ntfs3/attrib.c index c45880ab2391..0cd15a0983fe 100644 --- a/fs/ntfs3/attrib.c +++ b/fs/ntfs3/attrib.c @@ -448,8 +448,10 @@ int attr_set_size(struct ntfs_inode *ni, enum ATTR_TYP= E type, =20 is_ext =3D is_attr_ext(attr_b); align =3D sbi->cluster_size; - if (is_ext) + if (is_ext) { align <<=3D attr_b->nres.c_unit; + keep_prealloc =3D false; + } =20 old_valid =3D le64_to_cpu(attr_b->nres.valid_size); old_size =3D le64_to_cpu(attr_b->nres.data_size); --=20 2.43.0