#define __EXPORT_H
#include <linux/lustre_idl.h>
-#include <linux/obd_filter.h>
+#include <linux/lustre_dlm.h>
struct mds_client_data;
struct list_head med_open_head;
spinlock_t med_open_lock;
struct mds_client_data *med_mcd;
- int med_off;
+ loff_t med_off;
+ int med_idx;
};
-struct ldlm_export_data {
- struct list_head led_held_locks; /* protected by namespace lock */
- struct obd_import *led_import;
+struct osc_creator {
+ spinlock_t oscc_lock;
+ struct list_head oscc_list;
+ struct obd_export *oscc_exp;
+ obd_id oscc_last_id;//last available pre-created object
+ obd_id oscc_next_id;// what object id to give out next
+ int oscc_initial_create_count;
+ int oscc_grow_count;
+ int oscc_kick_barrier;
+ struct osc_created *oscc_osccd;
+ struct obdo oscc_oa;
+ int oscc_flags;
+ wait_queue_head_t oscc_waitq; /* creating procs wait on this */
+};
+
+struct osc_export_data {
+ struct osc_creator oed_oscc;
};
-struct lov_export_data {
- spinlock_t led_lock;
- struct list_head led_open_head;
+struct ldlm_export_data {
+ struct list_head led_held_locks; /* protected by namespace lock */
};
struct ec_export_data { /* echo client */
- struct list_head eced_open_head;
struct list_head eced_locks;
};
+/* In-memory access to client data from OST struct */
+struct filter_client_data;
+struct filter_export_data {
+ spinlock_t fed_lock; /* protects fed_open_head */
+ struct filter_client_data *fed_fcd;
+ loff_t fed_lr_off;
+ int fed_lr_idx;
+ unsigned long fed_dirty; /* in bytes */
+ unsigned long fed_grant; /* in bytes */
+ unsigned long fed_pending; /* bytes just being written */
+};
+
struct obd_export {
struct portals_handle exp_handle;
atomic_t exp_refcount;
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 rpc's backwards */
struct ptlrpc_connection *exp_connection;
+ __u32 exp_conn_cnt;
struct ldlm_export_data exp_ldlm_data;
struct ptlrpc_request *exp_outstanding_reply;
time_t exp_last_request_time;
spinlock_t exp_lock; /* protects flags int below */
- int exp_failed:1, exp_failover:1;
+ int exp_failed:1;
+ int exp_flags;
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;
+ struct ec_export_data eu_ec_data;
+ struct osc_export_data eu_osc_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_osc_data u.eu_osc_data
#define exp_ec_data u.eu_ec_data
extern struct obd_export *class_conn2export(struct lustre_handle *conn);