+++ /dev/null
-/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
- * vim:expandtab:shiftwidth=8:tabstop=8:
- *
- * Copyright (C) 2001 Cluster File Systems, Inc.
- *
- * This code is issued under the GNU General Public License.
- * See the file COPYING in this distribution
- */
-
-#ifndef __EXPORT_H
-#define __EXPORT_H
-
-#include <linux/lustre_idl.h>
-#include <linux/lustre_dlm.h>
-
-struct mds_client_data;
-struct mds_idmap_table;
-
-struct mds_export_data {
- struct list_head med_open_head;
- spinlock_t med_open_lock;
- struct mds_client_data *med_mcd;
- loff_t med_off;
- int med_idx;
- unsigned int med_initialized:1,
- med_remote:1;
- __u32 med_nllu;
- __u32 med_nllg;
- struct mds_idmap_table *med_idmap;
-};
-
-struct osc_creator {
- spinlock_t oscc_lock;
- struct obd_device *oscc_obd;
- int oscc_flags;
- obd_id oscc_next_id;
- wait_queue_head_t oscc_waitq;
-};
-
-struct ldlm_export_data {
- struct list_head led_held_locks; /* protected by namespace lock */
- spinlock_t led_lock;
-};
-
-struct ec_export_data { /* echo client */
- struct list_head eced_locks;
-};
-
-/* In-memory access to client data from OST struct */
-struct filter_client_data;
-struct obd_llogs;
-struct filter_export_data {
- spinlock_t fed_lock; /* protects fed_open_head */
- __u32 fed_group;
- struct filter_client_data *fed_fcd;
- loff_t fed_lr_off;
- int fed_lr_idx;
- long fed_dirty; /* in bytes */
- long fed_grant; /* in bytes */
- long fed_pending; /* bytes just being written */
-};
-
-struct obd_export {
- struct portals_handle exp_handle;
- atomic_t exp_refcount;
- atomic_t exp_rpc_count;
- struct obd_uuid exp_client_uuid;
- struct list_head exp_obd_chain;
- struct obd_device *exp_obd;
- struct obd_import *exp_imp_reverse; /* to make RPCs backwards */
- struct ptlrpc_connection *exp_connection;
- __u32 exp_conn_cnt;
- struct ldlm_export_data exp_ldlm_data;
- struct list_head exp_outstanding_replies;
- time_t exp_last_request_time;
- spinlock_t exp_lock; /* protects flags int below */
- /* ^ protects exp_outstanding_replies too */
- unsigned long exp_flags;
- int exp_failed:1,
- exp_req_replay_needed:1,
- exp_lock_replay_needed:1,
- exp_connected:1,
- exp_libclient:1, /* liblustre client? */
- exp_sync:1;
- union {
- struct mds_export_data eu_mds_data;
- struct filter_export_data eu_filter_data;
- struct ec_export_data eu_ec_data;
- } u;
-};
-
-#define exp_mds_data u.eu_mds_data
-#define exp_lov_data u.eu_lov_data
-#define exp_filter_data u.eu_filter_data
-#define exp_ec_data u.eu_ec_data
-
-extern struct obd_export *class_conn2export(struct lustre_handle *conn);
-extern struct obd_device *class_conn2obd(struct lustre_handle *conn);
-
-#endif /* __EXPORT_H */