From patchwork Fri Jul 1 13:11:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konstantin Komarov X-Patchwork-Id: 12903283 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2725C43334 for ; Fri, 1 Jul 2022 13:11:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235782AbiGANL7 (ORCPT ); Fri, 1 Jul 2022 09:11:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40242 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236628AbiGANLo (ORCPT ); Fri, 1 Jul 2022 09:11:44 -0400 Received: from relayaws-01.paragon-software.com (relayaws-01.paragon-software.com [35.157.23.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1AAC753EFE; Fri, 1 Jul 2022 06:11:38 -0700 (PDT) Received: from dlg2.mail.paragon-software.com (vdlg-exch-02.paragon-software.com [172.30.1.105]) by relayaws-01.paragon-software.com (Postfix) with ESMTPS id 36DD021B5; Fri, 1 Jul 2022 13:10:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=paragon-software.com; s=mail; t=1656681039; bh=MdqLvxK34KSjRpWbcAm/crlXqAnDbqvWCj9YKSA+ccI=; h=Date:Subject:From:To:CC:References:In-Reply-To; b=kEdPregi4Z795XuRO3VVB3tCcSIpidTXAFuD8eJjs3945Lhbu+IGBDPj1lKiOUD7K bcsBEjY3E0POIKUbt0KwA7MMijL9ZGtRPxR0CwGfmQOcp308qE0cm5IoVhFdhl2cmm 2iewuqxKubcvUsg6+d/wpaGKB7tj57pPvmkEJgJI= Received: from [172.30.8.65] (172.30.8.65) 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, 1 Jul 2022 16:11:36 +0300 Message-ID: <02302c1c-d188-c326-7bad-1b2a2e7f9a15@paragon-software.com> Date: Fri, 1 Jul 2022 16:11:35 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.10.0 Subject: [PATCH 5/5] fs/ntfs3: Fill duplicate info in ni_add_name Content-Language: en-US From: Konstantin Komarov To: CC: , References: <34e58f6e-e508-4ad8-6941-37281ea7d3ef@paragon-software.com> In-Reply-To: <34e58f6e-e508-4ad8-6941-37281ea7d3ef@paragon-software.com> X-Originating-IP: [172.30.8.65] X-ClientProxiedBy: vobn-exch-01.paragon-software.com (172.30.72.13) To vdlg-exch-02.paragon-software.com (172.30.1.105) Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Work with names must be completed in ni_add_name Signed-off-by: Konstantin Komarov --- fs/ntfs3/frecord.c | 20 ++++++++++++++------ fs/ntfs3/inode.c | 10 ---------- 2 files changed, 14 insertions(+), 16 deletions(-) diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c index 756d9a18fa00..acd9f444bd64 100644 --- a/fs/ntfs3/frecord.c +++ b/fs/ntfs3/frecord.c @@ -1614,7 +1614,8 @@ struct ATTR_FILE_NAME *ni_fname_name(struct ntfs_inode *ni, struct ATTRIB *attr = NULL; struct ATTR_FILE_NAME *fname; - *le = NULL; + if (le) + *le = NULL; /* Enumerate all names. */ next: @@ -1630,7 +1631,7 @@ struct ATTR_FILE_NAME *ni_fname_name(struct ntfs_inode *ni, goto next; if (!uni) - goto next; + return fname; if (uni->len != fname->name_len) goto next; @@ -2969,7 +2970,7 @@ bool ni_remove_name_undo(struct ntfs_inode *dir_ni, struct ntfs_inode *ni, } /* - * ni_add_name - Add new name in MFT and in directory. + * ni_add_name - Add new name into MFT and into directory. */ int ni_add_name(struct ntfs_inode *dir_ni, struct ntfs_inode *ni, struct NTFS_DE *de) @@ -2978,13 +2979,20 @@ int ni_add_name(struct ntfs_inode *dir_ni, struct ntfs_inode *ni, struct ATTRIB *attr; struct ATTR_LIST_ENTRY *le; struct mft_inode *mi; + struct ATTR_FILE_NAME *fname; struct ATTR_FILE_NAME *de_name = (struct ATTR_FILE_NAME *)(de + 1); u16 de_key_size = le16_to_cpu(de->key_size); mi_get_ref(&ni->mi, &de->ref); mi_get_ref(&dir_ni->mi, &de_name->home); - /* Insert new name in MFT. */ + /* Fill duplicate from any ATTR_NAME. */ + fname = ni_fname_name(ni, NULL, NULL, NULL, NULL); + if (fname) + memcpy(&de_name->dup, &fname->dup, sizeof(fname->dup)); + de_name->dup.fa = ni->std_fa; + + /* Insert new name into MFT. */ err = ni_insert_resident(ni, de_key_size, ATTR_NAME, NULL, 0, &attr, &mi, &le); if (err) @@ -2992,7 +3000,7 @@ int ni_add_name(struct ntfs_inode *dir_ni, struct ntfs_inode *ni, memcpy(Add2Ptr(attr, SIZEOF_RESIDENT), de_name, de_key_size); - /* Insert new name in directory. */ + /* Insert new name into directory. */ err = indx_insert_entry(&dir_ni->dir, dir_ni, de, ni->mi.sbi, NULL, 0); if (err) ni_remove_attr_le(ni, attr, mi, le); @@ -3016,7 +3024,7 @@ int ni_rename(struct ntfs_inode *dir_ni, struct ntfs_inode *new_dir_ni, * 1) Add new name and remove old name. * 2) Remove old name and add new name. * - * In most cases (not all!) adding new name in MFT and in directory can + * In most cases (not all!) adding new name into MFT and into directory can * allocate additional cluster(s). * Second way may result to bad inode if we can't add new name * and then can't restore (add) old name. diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c index a49da4ec6dc3..3ed319663747 100644 --- a/fs/ntfs3/inode.c +++ b/fs/ntfs3/inode.c @@ -1659,7 +1659,6 @@ int ntfs_link_inode(struct inode *inode, struct dentry *dentry) struct ntfs_inode *ni = ntfs_i(inode); struct ntfs_sb_info *sbi = inode->i_sb->s_fs_info; struct NTFS_DE *de; - struct ATTR_FILE_NAME *de_name; /* Allocate PATH_MAX bytes. */ de = __getname(); @@ -1674,15 +1673,6 @@ int ntfs_link_inode(struct inode *inode, struct dentry *dentry) if (err) goto out; - de_name = (struct ATTR_FILE_NAME *)(de + 1); - /* Fill duplicate info. */ - de_name->dup.cr_time = de_name->dup.m_time = de_name->dup.c_time = - de_name->dup.a_time = kernel2nt(&inode->i_ctime); - de_name->dup.alloc_size = de_name->dup.data_size = - cpu_to_le64(inode->i_size); - de_name->dup.fa = ni->std_fa; - de_name->dup.ea_size = de_name->dup.reparse = 0; - err = ni_add_name(ntfs_i(d_inode(dentry->d_parent)), ni, de); out: __putname(de);