1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
4 * Copyright (c) 2002, 2003 Cluster File Systems, Inc.
5 * Author: Peter Braam <braam@clusterfs.com>
6 * Author: Phil Schwan <phil@clusterfs.com>
8 * This file is part of Lustre, http://www.lustre.org.
10 * Lustre is free software; you can redistribute it and/or
11 * modify it under the terms of version 2 of the GNU General Public
12 * License as published by the Free Software Foundation.
14 * Lustre is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with Lustre; if not, write to the Free Software
21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 int ldlm_cancel_lru(struct ldlm_namespace *ns, ldlm_sync_t sync);
33 int ldlm_resource_putref_locked(struct ldlm_resource *res);
36 void ldlm_grant_lock(struct ldlm_lock *lock, struct list_head *work_list);
39 ldlm_lock_create(struct ldlm_namespace *ns,
40 struct lustre_handle *parent_lock_handle, struct ldlm_res_id,
41 __u32 type, ldlm_mode_t, ldlm_blocking_callback,
42 ldlm_completion_callback, ldlm_glimpse_callback, void *data,
44 ldlm_error_t ldlm_lock_enqueue(struct ldlm_namespace *, struct ldlm_lock **,
45 void *cookie, int *flags);
46 void ldlm_lock_addref_internal_nolock(struct ldlm_lock *, __u32 mode);
47 void ldlm_lock_addref_internal(struct ldlm_lock *, __u32 mode);
48 void ldlm_lock_decref_internal(struct ldlm_lock *, __u32 mode);
49 void ldlm_add_ast_work_item(struct ldlm_lock *lock, struct ldlm_lock *new,
50 struct list_head *work_list);
51 int ldlm_reprocess_queue(struct ldlm_resource *res, struct list_head *queue,
52 struct list_head *work_list);
53 int ldlm_run_bl_ast_work(struct list_head *rpc_list);
54 int ldlm_run_cp_ast_work(struct list_head *rpc_list);
57 int ldlm_bl_to_thread(struct ldlm_namespace *ns, struct ldlm_lock_desc *ld,
58 struct ldlm_lock *lock);
59 void ldlm_handle_bl_callback(struct ldlm_namespace *ns,
60 struct ldlm_lock_desc *ld, struct ldlm_lock *lock);
63 int ldlm_process_plain_lock(struct ldlm_lock *lock, int *flags, int first_enq,
64 ldlm_error_t *err, struct list_head *work_list);
67 int ldlm_process_extent_lock(struct ldlm_lock *lock, int *flags, int first_enq,
68 ldlm_error_t *err, struct list_head *work_list);
71 int ldlm_process_flock_lock(struct ldlm_lock *req, int *flags, int first_enq,
72 ldlm_error_t *err, struct list_head *work_list);
74 /* ldlm_inodebits.c */
75 int ldlm_process_inodebits_lock(struct ldlm_lock *lock, int *flags,
76 int first_enq, ldlm_error_t *err,
77 struct list_head *work);
80 void l_check_no_ns_lock(struct ldlm_namespace *ns);
82 extern struct proc_dir_entry *ldlm_svc_proc_dir;
85 struct ptlrpc_service *ldlm_cb_service;
86 struct ptlrpc_service *ldlm_cancel_service;
87 struct ptlrpc_client *ldlm_client;
88 struct ptlrpc_connection *ldlm_server_conn;
89 struct ldlm_bl_pool *ldlm_bl_pool;