#ifndef __EXPORT_H
#define __EXPORT_H
-#ifdef __KERNEL__
-
#include <linux/lustre_idl.h>
#include <linux/lustre_dlm.h>
-#include <linux/obd_filter.h>
-struct lov_export_data {
- struct list_head led_open_head;
+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 {
- __u64 exp_cookie;
- struct lustre_handle exp_impconnh;
+ 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 list_head exp_conn_chain;
struct obd_device *exp_obd;
+ struct obd_import *exp_imp_reverse; /* to make RPCs backwards */
struct ptlrpc_connection *exp_connection;
- struct ldlm_export_data exp_ldlm_data; /* can this go inside u? */
+ __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 lov_export_data eu_lov_data;
+ struct ec_export_data eu_ec_data;
} u;
- void *exp_data; /* device specific data */
- int exp_desclen;
- char *exp_desc;
- obd_uuid_t exp_uuid;
};
#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 /* __KERNEL__ */
#endif /* __EXPORT_H */