1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (C) 2003 Cluster File Systems, Inc.
6 * This file is part of Lustre, http://www.lustre.org.
8 * Lustre is free software; you can redistribute it and/or
9 * modify it under the terms of version 2 of the GNU General Public
10 * License as published by the Free Software Foundation.
12 * Lustre is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with Lustre; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 /* Intramodule declarations for ptlrpc. */
25 #ifndef PTLRPC_INTERNAL_H
26 #define PTLRPC_INTERNAL_H
28 struct ldlm_namespace;
31 struct ptlrpc_request_set;
33 /* ldlm hooks that we need, managed via inter_module_{get,put} */
34 extern int (*ptlrpc_ldlm_namespace_cleanup)(struct ldlm_namespace *, int);
35 extern int (*ptlrpc_ldlm_cli_cancel_unused)(struct ldlm_namespace *,
36 struct ldlm_res_id *, int);
37 extern int (*ptlrpc_ldlm_replay_locks)(struct obd_import *);
39 int ptlrpc_get_ldlm_hooks(void);
40 void ptlrpc_daemonize(void);
42 void ptlrpc_request_handle_eviction(struct ptlrpc_request *);
43 void lustre_assert_wire_constants(void);
45 void ptlrpc_lprocfs_register_service(struct obd_device *obddev,
46 struct ptlrpc_service *svc);
47 void ptlrpc_lprocfs_unregister_service(struct ptlrpc_service *svc);
50 int llog_init_commit_master(void);
51 int llog_cleanup_commit_master(int force);
53 static inline int opcode_offset(__u32 opc) {
54 if (opc < OST_LAST_OPC) {
56 return (opc - OST_FIRST_OPC);
57 } else if (opc < MDS_LAST_OPC) {
59 return (opc - MDS_FIRST_OPC +
60 (OST_LAST_OPC - OST_FIRST_OPC));
61 } else if (opc < LDLM_LAST_OPC) {
63 return (opc - LDLM_FIRST_OPC +
64 (MDS_LAST_OPC - MDS_FIRST_OPC) +
65 (OST_LAST_OPC - OST_FIRST_OPC));
66 } else if (opc < PTLBD_LAST_OPC) {
67 /* Portals Block Device */
68 return (opc - PTLBD_FIRST_OPC +
69 (LDLM_LAST_OPC - LDLM_FIRST_OPC) +
70 (MDS_LAST_OPC - MDS_FIRST_OPC) +
71 (OST_LAST_OPC - OST_FIRST_OPC));
72 } else if (opc < OBD_LAST_OPC) {
74 return (opc - OBD_FIRST_OPC +
75 (PTLBD_LAST_OPC - PTLBD_FIRST_OPC) +
76 (LDLM_LAST_OPC - LDLM_FIRST_OPC) +
77 (MDS_LAST_OPC - MDS_FIRST_OPC) +
78 (OST_LAST_OPC - OST_FIRST_OPC));
85 #define LUSTRE_MAX_OPCODES ((PTLBD_LAST_OPC - PTLBD_FIRST_OPC) + \
86 (LDLM_LAST_OPC - LDLM_FIRST_OPC) + \
87 (MDS_LAST_OPC - MDS_FIRST_OPC) + \
88 (OST_LAST_OPC - OST_FIRST_OPC) + \
89 (OBD_LAST_OPC - OBD_FIRST_OPC))
92 PTLRPC_REQWAIT_CNTR = 0,
93 PTLRPC_SVCIDLETIME_CNTR = 1,
94 //PTLRPC_SVCEQDEPTH_CNTR,
98 int ptlrpc_expire_one_request(struct ptlrpc_request *req);
99 int ptlrpc_check_set(struct ptlrpc_request_set *set);
101 void ptlrpc_pinger_sending_on_import(struct obd_import *imp);
102 #endif /* PTLRPC_INTERNAL_H */