From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-177.mta0.migadu.com (out-177.mta0.migadu.com [91.218.175.177]) (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 358052D5A07 for ; Thu, 13 Nov 2025 09:27:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.177 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763026043; cv=none; b=FFeQUR8cgpKF8rsvTQfmRepYQjDjCno12NhicATS5jXQ9TQKqrbHygMGvAFxzIFnoZObPrywuFCquDCfUIYYAUtkAZpk9LxqQgfXmWN2tZJVVC9MssynMoVSywVi27PbLEAaYDVL1aXwwBhF9A2SG554/hAnMX+e6630WccySRY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763026043; c=relaxed/simple; bh=LccbU0TtT2qQgElmlYyPgFwJj4du5x/XKUSTAEaVarc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Y0j6gheRdfzvUYlwLo4IQ2REYkeI8Y028sWrhRvRWF1/rh1H9jB+KDZl4c7wusmb11u5O1mDlUsb7nA/JZ0BRQ6PaZkpR9Q0DZ5ebBhcAhgOJ/mh30AcKa8KVtDSjnUGbsL85gW23pss+fNK2F1qh3papWk2X+LjET8ngOs2qK0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=n22o8R07; arc=none smtp.client-ip=91.218.175.177 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="n22o8R07" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1763026037; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=w7vvCsHI5nElxztzx6XgOfvmGPZZkj/fhVJA4sYQEuQ=; b=n22o8R07jAQzv0WHCh2exlY32I1DRJZXumtBD25xeDfD0QOrFKeW9BnaTlSgEZfMjH2ByU otvSu9qfCKU9jt0b2XvWmTSYw8IUK5H4XK+AuXbQtV7VEFMQIGGm471++HYJqHWBjVC++Y xnQKSrOo1vGxsJRF+T4ITVat+XFUrU4= From: chenxiaosong.chenxiaosong@linux.dev To: sfrench@samba.org, smfrench@gmail.com, linkinjeon@kernel.org, linkinjeon@samba.org, christophe.jaillet@wanadoo.fr Cc: linux-cifs@vger.kernel.org, linux-kernel@vger.kernel.org, chenxiaosong@chenxiaosong.com, ChenXiaoSong Subject: [PATCH v6 2/2] smb: move FILE_SYSTEM_ATTRIBUTE_INFO to common/fscc.h Date: Thu, 13 Nov 2025 17:26:02 +0800 Message-ID: <20251113092602.24733-3-chenxiaosong.chenxiaosong@linux.dev> In-Reply-To: <20251113092602.24733-1-chenxiaosong.chenxiaosong@linux.dev> References: <20251113092602.24733-1-chenxiaosong.chenxiaosong@linux.dev> Precedence: bulk X-Mailing-List: linux-cifs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT From: ChenXiaoSong Modify the following places: - struct filesystem_attribute_info -> FILE_SYSTEM_ATTRIBUTE_INFO - client: remove MIN_FS_ATTR_INFO_SIZE definition, MIN_FS_ATTR_INFO_SIZE -> sizeof(FILE_SYSTEM_ATTRIBUTE_INFO) Then move FILE_SYSTEM_ATTRIBUTE_INFO to common header file. Suggested-by: Namjae Jeon Signed-off-by: ChenXiaoSong --- fs/smb/client/cifspdu.h | 10 ---------- fs/smb/client/smb2pdu.c | 2 +- fs/smb/common/fscc.h | 8 ++++++++ fs/smb/server/smb2pdu.c | 6 +++--- fs/smb/server/smb_common.h | 7 ------- 5 files changed, 12 insertions(+), 21 deletions(-) diff --git a/fs/smb/client/cifspdu.h b/fs/smb/client/cifspdu.h index d84e10b1477f..49f35cb3cf2e 100644 --- a/fs/smb/client/cifspdu.h +++ b/fs/smb/client/cifspdu.h @@ -2068,16 +2068,6 @@ typedef struct { #define FILE_PORTABLE_DEVICE 0x00004000 #define FILE_DEVICE_ALLOW_APPCONTAINER_TRAVERSAL 0x00020000 -/* minimum includes first three fields, and empty FS Name */ -#define MIN_FS_ATTR_INFO_SIZE 12 - -typedef struct { - __le32 Attributes; - __le32 MaxPathNameComponentLength; - __le32 FileSystemNameLen; - char FileSystemName[52]; /* do not have to save this - get subset? */ -} __attribute__((packed)) FILE_SYSTEM_ATTRIBUTE_INFO; - /******************************************************************************/ /* QueryFileInfo/QueryPathinfo (also for SetPath/SetFile) data buffer formats */ /******************************************************************************/ diff --git a/fs/smb/client/smb2pdu.c b/fs/smb/client/smb2pdu.c index 5cf724ccdc75..7ee17f77db95 100644 --- a/fs/smb/client/smb2pdu.c +++ b/fs/smb/client/smb2pdu.c @@ -5982,7 +5982,7 @@ SMB2_QFS_attr(const unsigned int xid, struct cifs_tcon *tcon, min_len = sizeof(FILE_SYSTEM_DEVICE_INFO); } else if (level == FS_ATTRIBUTE_INFORMATION) { max_len = sizeof(FILE_SYSTEM_ATTRIBUTE_INFO); - min_len = MIN_FS_ATTR_INFO_SIZE; + min_len = sizeof(FILE_SYSTEM_ATTRIBUTE_INFO); } else if (level == FS_SECTOR_SIZE_INFORMATION) { max_len = sizeof(struct smb3_fs_ss_info); min_len = sizeof(struct smb3_fs_ss_info); diff --git a/fs/smb/common/fscc.h b/fs/smb/common/fscc.h index a0580a772a41..7eb3f715466d 100644 --- a/fs/smb/common/fscc.h +++ b/fs/smb/common/fscc.h @@ -94,6 +94,14 @@ struct smb2_file_network_open_info { __le32 Reserved; } __packed; /* level 34 Query also similar returned in close rsp and open rsp */ +/* See FS-FSCC 2.5.1 */ +typedef struct { + __le32 Attributes; + __le32 MaxPathNameComponentLength; + __le32 FileSystemNameLen; + __le16 FileSystemName[]; /* do not have to save this - get subset? */ +} __packed FILE_SYSTEM_ATTRIBUTE_INFO; + /* List of FileSystemAttributes - see MS-FSCC 2.5.1 */ #define FILE_SUPPORTS_SPARSE_VDL 0x10000000 /* faster nonsparse extend */ #define FILE_SUPPORTS_BLOCK_REFCOUNTING 0x08000000 /* allow ioctl dup extents */ diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c index 780cdb7dc6cf..58327896e7d1 100644 --- a/fs/smb/server/smb2pdu.c +++ b/fs/smb/server/smb2pdu.c @@ -5492,10 +5492,10 @@ static int smb2_get_info_filesystem(struct ksmbd_work *work, } case FS_ATTRIBUTE_INFORMATION: { - struct filesystem_attribute_info *info; + FILE_SYSTEM_ATTRIBUTE_INFO *info; size_t sz; - info = (struct filesystem_attribute_info *)rsp->Buffer; + info = (FILE_SYSTEM_ATTRIBUTE_INFO *)rsp->Buffer; info->Attributes = cpu_to_le32(FILE_SUPPORTS_OBJECT_IDS | FILE_PERSISTENT_ACLS | FILE_UNICODE_ON_DISK | @@ -5514,7 +5514,7 @@ static int smb2_get_info_filesystem(struct ksmbd_work *work, "NTFS", PATH_MAX, conn->local_nls, 0); len = len * 2; info->FileSystemNameLen = cpu_to_le32(len); - sz = sizeof(struct filesystem_attribute_info) + len; + sz = sizeof(FILE_SYSTEM_ATTRIBUTE_INFO) + len; rsp->OutputBufferLength = cpu_to_le32(sz); break; } diff --git a/fs/smb/server/smb_common.h b/fs/smb/server/smb_common.h index 4dd573c5f0b2..6c1607b43eb3 100644 --- a/fs/smb/server/smb_common.h +++ b/fs/smb/server/smb_common.h @@ -90,13 +90,6 @@ struct smb_negotiate_rsp { __le16 ByteCount; } __packed; -struct filesystem_attribute_info { - __le32 Attributes; - __le32 MaxPathNameComponentLength; - __le32 FileSystemNameLen; - __le16 FileSystemName[]; /* do not have to save this - get subset? */ -} __packed; - struct filesystem_vol_info { __le64 VolumeCreationTime; __le32 SerialNumber; -- 2.43.0