lustre/include/linux/lustre_import.h

   1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
   2  * vim:expandtab:shiftwidth=8:tabstop=8:
   3  *
   4  * Copyright (C) 2001  Cluster File Systems, Inc.
   5  *
   6  * This code is issued under the GNU General Public License.
   7  * See the file COPYING in this distribution
   8  */
   9
  10 #ifndef __IMPORT_H
  11 #define __IMPORT_H
  12
  13 #ifdef __KERNEL__
  14
  15 #define IMP_INVALID       1
  16 #define IMP_REPLAYABLE    2
  17
  18 #include <linux/lustre_idl.h>
  19 struct obd_import {
  20         struct ptlrpc_connection *imp_connection;
  21         struct ptlrpc_client     *imp_client;
  22         struct lustre_handle      imp_handle;
  23         struct list_head          imp_chain;
  24         struct list_head          imp_request_list;
  25         struct obd_device        *imp_obd;
  26         int                       imp_flags;
  27         int                       imp_level;
  28         __u64                     imp_last_xid;
  29         __u64                     imp_max_transno;
  30         __u64                     imp_peer_last_xid;
  31         __u64                     imp_peer_committed_transno;
  32
  33         /* Protects flags, level, *_xid, request_list */
  34         spinlock_t                imp_lock;
  35 };
  36
  37 extern struct obd_import *class_conn2cliimp(struct lustre_handle *);
  38 extern struct obd_import *class_conn2ldlmimp(struct lustre_handle *);
  39
  40 #endif /* __KERNEL__ */
  41
  42 #endif /* __IMPORT_H */