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 void ldlm_resource_insert_lock_after(struct ldlm_lock *original,
34 struct ldlm_lock *new);
35 int ldlm_resource_putref_locked(struct ldlm_resource *res);
38 void ldlm_grant_lock(struct ldlm_lock *lock, struct list_head *work_list);
41 ldlm_lock_create(struct ldlm_namespace *ns,
42 struct lustre_handle *parent_lock_handle, struct ldlm_res_id,
43 __u32 type, ldlm_mode_t, ldlm_blocking_callback,
44 ldlm_completion_callback, ldlm_glimpse_callback, void *data,
46 ldlm_error_t ldlm_lock_enqueue(struct ldlm_namespace *, struct ldlm_lock **,
47 void *cookie, int *flags);
48 void ldlm_lock_addref_internal_nolock(struct ldlm_lock *, __u32 mode);
49 void ldlm_lock_addref_internal(struct ldlm_lock *, __u32 mode);
50 void ldlm_lock_decref_internal(struct ldlm_lock *, __u32 mode);
51 void ldlm_add_ast_work_item(struct ldlm_lock *lock, struct ldlm_lock *new,
52 struct list_head *work_list);
53 int ldlm_reprocess_queue(struct ldlm_resource *res, struct list_head *queue,
54 struct list_head *work_list);
55 int ldlm_run_bl_ast_work(struct list_head *rpc_list);
56 int ldlm_run_cp_ast_work(struct list_head *rpc_list);
59 int ldlm_bl_to_thread(struct ldlm_namespace *ns, struct ldlm_lock_desc *ld,
60 struct ldlm_lock *lock);
61 void ldlm_handle_bl_callback(struct ldlm_namespace *ns,
62 struct ldlm_lock_desc *ld, struct ldlm_lock *lock);
65 int ldlm_process_plain_lock(struct ldlm_lock *lock, int *flags, int first_enq,
66 ldlm_error_t *err, struct list_head *work_list);
69 int ldlm_process_extent_lock(struct ldlm_lock *lock, int *flags, int first_enq,
70 ldlm_error_t *err, struct list_head *work_list);
73 int ldlm_process_flock_lock(struct ldlm_lock *req, int *flags, int first_enq,
74 ldlm_error_t *err, struct list_head *work_list);
76 /* ldlm_inodebits.c */
77 int ldlm_process_inodebits_lock(struct ldlm_lock *lock, int *flags,
78 int first_enq, ldlm_error_t *err,
79 struct list_head *work);
82 void l_check_no_ns_lock(struct ldlm_namespace *ns);
84 extern struct proc_dir_entry *ldlm_svc_proc_dir;
87 struct ptlrpc_service *ldlm_cb_service;
88 struct ptlrpc_service *ldlm_cancel_service;
89 struct ptlrpc_client *ldlm_client;
90 struct ptlrpc_connection *ldlm_server_conn;
91 struct ldlm_bl_pool *ldlm_bl_pool;