CIFS: Add SMB2.1 lease break support

Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org>
Signed-off-by: Steve French <sfrench@us.ibm.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h
index 8b4d3712255b..7d25f8b14f93 100644
--- a/fs/cifs/smb2proto.h
+++ b/fs/cifs/smb2proto.h
@@ -48,6 +48,8 @@ extern struct mid_q_entry *smb2_setup_request(struct cifs_ses *ses,
 extern struct mid_q_entry *smb2_setup_async_request(
                         struct TCP_Server_Info *server, struct smb_rqst *rqst);
 extern void smb2_echo_request(struct work_struct *work);
+extern __le32 smb2_get_lease_state(struct cifsInodeInfo *cinode);
+extern __u8 smb2_map_lease_to_oplock(__le32 lease_state);
 extern bool smb2_is_valid_oplock_break(char *buffer,
                                        struct TCP_Server_Info *srv);
 
@@ -151,5 +153,7 @@ extern int smb2_lockv(const unsigned int xid, struct cifs_tcon *tcon,
                       const __u64 persist_fid, const __u64 volatile_fid,
                       const __u32 pid, const __u32 num_lock,
                       struct smb2_lock_element *buf);
+extern int SMB2_lease_break(const unsigned int xid, struct cifs_tcon *tcon,
+                            __u8 *lease_key, const __le32 lease_state);
 
 #endif                  /* _SMB2PROTO_H */