Merge tag '6.6-rc-smb3-client-fixes-part1' of git://git.samba.org/sfrench/cifs-2.6

Pull smb client updates from Steve French:

 - fixes for excessive stack usage

 - multichannel reconnect improvements

 - DFS fix and cleanup patches

 - move UCS-2 conversion code to fs/nls and update cifs and jfs to use
   them

 - cleanup patch for compounding, one to fix confusing function name

 - inode number collision fix

 - reparse point fixes (including avoiding an extra unneeded query on
   symlinks) and a minor cleanup

 - directory lease (caching) improvement

* tag '6.6-rc-smb3-client-fixes-part1' of git://git.samba.org/sfrench/cifs-2.6: (24 commits)
  fs/jfs: Use common ucs2 upper case table
  fs/smb/client: Use common code in client
  fs/smb: Swing unicode common code from smb->NLS
  fs/smb: Remove unicode 'lower' tables
  SMB3: rename macro CIFS_SERVER_IS_CHAN to avoid confusion
  [SMB3] send channel sequence number in SMB3 requests after reconnects
  cifs: update desired access while requesting for directory lease
  smb: client: reduce stack usage in smb2_query_reparse_point()
  smb: client: reduce stack usage in smb2_query_info_compound()
  smb: client: reduce stack usage in smb2_set_ea()
  smb: client: reduce stack usage in smb_send_rqst()
  smb: client: reduce stack usage in cifs_demultiplex_thread()
  smb: client: reduce stack usage in cifs_try_adding_channels()
  smb: cilent: set reparse mount points as automounts
  smb: client: query reparse points in older dialects
  smb: client: do not query reparse points twice on symlinks
  smb: client: parse reparse point flag in create response
  smb: client: get rid of dfs code dep in namespace.c
  smb: client: get rid of dfs naming in automount code
  smb: client: rename cifs_dfs_ref.c to namespace.c
  ...

1 files changed, 22 insertions, 0 deletions

diff --git a/fs/smb/common/smb2pdu.h b/fs/smb/common/smb2pdu.h
index bae590eec871..2680251b9aac 100644
--- a/fs/smb/common/smb2pdu.h
+++ b/fs/smb/common/smb2pdu.h
@@ -153,6 +153,28 @@ struct smb2_hdr {
 	__u8   Signature[16];
 } __packed;
 
+struct smb3_hdr_req {
+	__le32 ProtocolId;	/* 0xFE 'S' 'M' 'B' */
+	__le16 StructureSize;	/* 64 */
+	__le16 CreditCharge;	/* MBZ */
+	__le16 ChannelSequence; /* See MS-SMB2 3.2.4.1 and 3.2.7.1 */
+	__le16 Reserved;
+	__le16 Command;
+	__le16 CreditRequest;	/* CreditResponse */
+	__le32 Flags;
+	__le32 NextCommand;
+	__le64 MessageId;
+	union {
+		struct {
+			__le32 ProcessId;
+			__le32  TreeId;
+		} __packed SyncId;
+		__le64  AsyncId;
+	} __packed Id;
+	__le64  SessionId;
+	__u8   Signature[16];
+} __packed;
+
 struct smb2_pdu {
 	struct smb2_hdr hdr;
 	__le16 StructureSize2; /* size of wct area (varies, request specific) */