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36 * lustre/osp/osp_internal.h
38 * Author: Alex Zhuravlev <alexey.zhuravlev@intel.com>
41 #ifndef _OSP_INTERNAL_H
42 #define _OSP_INTERNAL_H
45 #include <dt_object.h>
46 #include <lustre_fid.h>
49 struct dt_device opd_dt_dev;
50 /* corresponded OST index */
52 /* device used to store persistent state (llogs, last ids) */
53 struct obd_export *opd_storage_exp;
54 struct dt_device *opd_storage;
55 /* connection to OST */
56 struct obd_device *opd_obd;
57 struct obd_export *opd_exp;
58 struct obd_uuid opd_cluuid;
59 struct obd_connect_data *opd_connect_data;
61 cfs_proc_dir_entry_t *opd_proc_entry;
62 struct lprocfs_stats *opd_stats;
63 /* connection status. */
64 int opd_new_connection;
65 int opd_got_disconnected;
66 int opd_imp_connected;
68 int opd_imp_seen_connected:1;
70 /* whether local recovery is completed:
71 * reported via ->ldo_recovery_complete() */
72 int opd_recovery_completed;
74 cfs_proc_dir_entry_t *opd_symlink;
77 extern cfs_mem_cache_t *osp_object_kmem;
79 /* this is a top object */
81 struct lu_object_header opo_header;
82 struct dt_object opo_obj;
86 extern struct lu_object_operations osp_lu_obj_ops;
88 struct osp_thread_info {
89 struct lu_attr osi_attr;
92 extern struct lu_context_key osp_thread_key;
94 static inline struct osp_thread_info *osp_env_info(const struct lu_env *env)
96 struct osp_thread_info *info;
98 info = lu_context_key_get(&env->le_ctx, &osp_thread_key);
100 lu_env_refill((struct lu_env *)env);
101 info = lu_context_key_get(&env->le_ctx, &osp_thread_key);
107 struct osp_txn_info {
108 __u32 oti_current_id;
111 extern struct lu_context_key osp_txn_key;
113 static inline struct osp_txn_info *osp_txn_info(struct lu_context *ctx)
115 struct osp_txn_info *info;
117 info = lu_context_key_get(ctx, &osp_txn_key);
121 extern const struct lu_device_operations osp_lu_ops;
123 static inline int lu_device_is_osp(struct lu_device *d)
125 return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &osp_lu_ops);
128 static inline struct osp_device *lu2osp_dev(struct lu_device *d)
130 LASSERT(lu_device_is_osp(d));
131 return container_of0(d, struct osp_device, opd_dt_dev.dd_lu_dev);
134 static inline struct lu_device *osp2lu_dev(struct osp_device *d)
136 return &d->opd_dt_dev.dd_lu_dev;
139 static inline struct osp_device *dt2osp_dev(struct dt_device *d)
141 LASSERT(lu_device_is_osp(&d->dd_lu_dev));
142 return container_of0(d, struct osp_device, opd_dt_dev);
145 static inline struct osp_object *lu2osp_obj(struct lu_object *o)
147 LASSERT(ergo(o != NULL, lu_device_is_osp(o->lo_dev)));
148 return container_of0(o, struct osp_object, opo_obj.do_lu);
151 static inline struct lu_object *osp2lu_obj(struct osp_object *obj)
153 return &obj->opo_obj.do_lu;
156 static inline struct osp_object *osp_obj(const struct lu_object *o)
158 LASSERT(lu_device_is_osp(o->lo_dev));
159 return container_of0(o, struct osp_object, opo_obj.do_lu);
162 static inline struct osp_object *dt2osp_obj(const struct dt_object *d)
164 return osp_obj(&d->do_lu);
167 static inline struct dt_object *osp_object_child(struct osp_object *o)
169 return container_of0(lu_object_next(osp2lu_obj(o)),
170 struct dt_object, do_lu);
174 void lprocfs_osp_init_vars(struct lprocfs_static_vars *lvars);