CIFS: Add open/close file support for SMB2

Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <smfrench@gmail.com>

diff --cc fs/cifs/Makefile
Simple merge

diff --cc fs/cifs/cifsglob.h
Simple merge

diff --cc fs/cifs/smb2file.c
Simple merge

diff --cc fs/cifs/smb2inode.c
Simple merge

diff --cc fs/cifs/smb2ops.c
Simple merge

diff --cc fs/cifs/smb2pdu.c
Simple merge

diff --cc fs/cifs/smb2pdu.h
Simple merge

diff --cc fs/cifs/smb2proto.h
Simple merge