CIFS: Add SMB2.1 lease break support

[firefly-linux-kernel-4.4.55.git] / fs / cifs / smb2proto.h

diff --git a/fs/cifs/smb2proto.h b/fs/cifs/smb2proto.h
index ab19152b092b8e63b59beebf0f1eab96210cf7ce..7d25f8b14f937c51b6f95777b07556a36b190610 100644 (file)
--- 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);
 
@@ -86,6 +88,7 @@ extern int smb2_open_file(const unsigned int xid, struct cifs_tcon *tcon,
 extern void smb2_set_oplock_level(struct cifsInodeInfo *cinode, __u32 oplock);
 extern int smb2_unlock_range(struct cifsFileInfo *cfile,
                             struct file_lock *flock, const unsigned int xid);
+extern int smb2_push_mandatory_locks(struct cifsFileInfo *cfile);
 
 /*
  * SMB2 Worker functions - most of protocol specific implementation details
@@ -150,5 +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 */