From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 DD82C10F5; Tue, 13 Feb 2024 00:22:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707783740; cv=none; b=rIGbc3gQsm7tiEAX+JHKWxjBFVPuzrZzkAUgXNGAxb711PhNDePog/6buspONEsIJ2KUm72wfgEe6ao68U4rO5nWttE/zu5XskukG8ptU/hFka3FV4MQjfeuhG0mcYEkB5PSoG7tXQkUAfrN0muIafnhCIuOr8YGciPGOJBNwHs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707783740; c=relaxed/simple; bh=ui3CxEU90r00z7qIItBRftOAkWzgenjEHY/ojM5WoFg=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Rf+BGn7BkVCVb4mb4bSNrVKmlboYVTBzE6LbhjZZXfku7iSbDVMrLg4AGLRc4szS80wiLvrtZlGZLXT05UW1d3cWLrHftGfMm6iSdHNh0TlnpH9wR3RAXcszrx4YbOLpK1lS5sG/CVgvrJgS43w2GVDOti1GM9nZB5+ljZIOSS8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=sPvsj0lG; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="sPvsj0lG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BA4EDC433F1; Tue, 13 Feb 2024 00:22:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707783739; bh=ui3CxEU90r00z7qIItBRftOAkWzgenjEHY/ojM5WoFg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sPvsj0lGkDhbaB15zNf/LX8WvorJtE/nxIiKxl+ct++4CYlskzEFewTRTOb4UcXsp ubZ3PkDffGrhkzjwL3EAQQ2LfWhmObb+HRATv1cS8IrHC8Qlgz5ILuEMaGpG57xCxk HMrirmkv3Si3QzolswVu4inNlXj+dHlS+YfuLrlyg+68wAcEX8K7fW70IVgOvevVV9 XcpceaFHorMzaGfnt+OkHlDovbDBqP/zp63obSSlhYPJWH6bSmjj4fUApv9nrHuMn4 ahYkPOVNkN201DhH1nUK6VmQ0aWVimxZsCOJOF01rsZ5cvvROA3nD78ShjpKfs4Xcc VHLd50Sr8tBTw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Paulo Alcantara , Steve French , Sasha Levin , sfrench@samba.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org Subject: [PATCH AUTOSEL 6.6 47/51] smb: client: set correct d_type for reparse points under DFS mounts Date: Mon, 12 Feb 2024 19:20:24 -0500 Message-ID: <20240213002052.670571-47-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240213002052.670571-1-sashal@kernel.org> References: <20240213002052.670571-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.16 Content-Transfer-Encoding: 8bit From: Paulo Alcantara [ Upstream commit 55c7788c37242702868bfac7861cdf0c358d6c3d ] Send query dir requests with an info level of SMB_FIND_FILE_FULL_DIRECTORY_INFO rather than SMB_FIND_FILE_DIRECTORY_INFO when the client is generating its own inode numbers (e.g. noserverino) so that reparse tags still can be parsed directly from the responses, but server won't send UniqueId (server inode number) Signed-off-by: Paulo Alcantara Signed-off-by: Steve French Signed-off-by: Sasha Levin --- fs/smb/client/readdir.c | 15 ++++++++------- fs/smb/client/smb2pdu.c | 6 ++++++ 2 files changed, 14 insertions(+), 7 deletions(-) diff --git a/fs/smb/client/readdir.c b/fs/smb/client/readdir.c index d30ea2005eb3..e23cd216bffb 100644 --- a/fs/smb/client/readdir.c +++ b/fs/smb/client/readdir.c @@ -299,14 +299,16 @@ cifs_dir_info_to_fattr(struct cifs_fattr *fattr, FILE_DIRECTORY_INFO *info, } static void cifs_fulldir_info_to_fattr(struct cifs_fattr *fattr, - SEARCH_ID_FULL_DIR_INFO *info, + const void *info, struct cifs_sb_info *cifs_sb) { + const FILE_FULL_DIRECTORY_INFO *di = info; + __dir_info_to_fattr(fattr, info); - /* See MS-FSCC 2.4.19 FileIdFullDirectoryInformation */ + /* See MS-FSCC 2.4.14, 2.4.19 */ if (fattr->cf_cifsattrs & ATTR_REPARSE) - fattr->cf_cifstag = le32_to_cpu(info->EaSize); + fattr->cf_cifstag = le32_to_cpu(di->EaSize); cifs_fill_common_info(fattr, cifs_sb); } @@ -420,7 +422,7 @@ _initiate_cifs_search(const unsigned int xid, struct file *file, } else if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM) { cifsFile->srch_inf.info_level = SMB_FIND_FILE_ID_FULL_DIR_INFO; } else /* not srvinos - BB fixme add check for backlevel? */ { - cifsFile->srch_inf.info_level = SMB_FIND_FILE_DIRECTORY_INFO; + cifsFile->srch_inf.info_level = SMB_FIND_FILE_FULL_DIRECTORY_INFO; } search_flags = CIFS_SEARCH_CLOSE_AT_END | CIFS_SEARCH_RETURN_RESUME; @@ -1014,10 +1016,9 @@ static int cifs_filldir(char *find_entry, struct file *file, (FIND_FILE_STANDARD_INFO *)find_entry, cifs_sb); break; + case SMB_FIND_FILE_FULL_DIRECTORY_INFO: case SMB_FIND_FILE_ID_FULL_DIR_INFO: - cifs_fulldir_info_to_fattr(&fattr, - (SEARCH_ID_FULL_DIR_INFO *)find_entry, - cifs_sb); + cifs_fulldir_info_to_fattr(&fattr, find_entry, cifs_sb); break; default: cifs_dir_info_to_fattr(&fattr, diff --git a/fs/smb/client/smb2pdu.c b/fs/smb/client/smb2pdu.c index f5006aa97f5b..c84d65dba813 100644 --- a/fs/smb/client/smb2pdu.c +++ b/fs/smb/client/smb2pdu.c @@ -5076,6 +5076,9 @@ int SMB2_query_directory_init(const unsigned int xid, case SMB_FIND_FILE_POSIX_INFO: req->FileInformationClass = SMB_FIND_FILE_POSIX_INFO; break; + case SMB_FIND_FILE_FULL_DIRECTORY_INFO: + req->FileInformationClass = FILE_FULL_DIRECTORY_INFORMATION; + break; default: cifs_tcon_dbg(VFS, "info level %u isn't supported\n", info_level); @@ -5145,6 +5148,9 @@ smb2_parse_query_directory(struct cifs_tcon *tcon, /* note that posix payload are variable size */ info_buf_size = sizeof(struct smb2_posix_info); break; + case SMB_FIND_FILE_FULL_DIRECTORY_INFO: + info_buf_size = sizeof(FILE_FULL_DIRECTORY_INFO); + break; default: cifs_tcon_dbg(VFS, "info level %u isn't supported\n", srch_inf->info_level); -- 2.43.0