1 #ifndef _LMV_INTERNAL_H_
2 #define _LMV_INTERNAL_H_
4 #define LL_IT2STR(it) ((it) ? ldlm_it2str((it)->it_op) : "0")
5 #define MEA_SIZE_LMV(lmv) \
6 ((lmv)->desc.ld_tgt_count * sizeof(struct ll_fid) + sizeof(struct mea))
9 struct ll_fid fid; /* fid of dirobj */
15 struct list_head list;
16 struct semaphore guard;
17 int freeing; /* object ig freeing. */
19 struct ll_fid fid; /* master fid of dir */
20 void *update; /* bitmap of status (uptodate) */
22 struct lmv_inode *objs; /* array of dirobjs */
23 struct obd_device *obd; /* pointer to LMV itself */
26 int lmv_setup_mgr(struct obd_device *obd);
27 void lmv_cleanup_mgr(struct obd_device *obd);
28 int lmv_check_connect(struct obd_device *obd);
30 void lmv_put_obj(struct lmv_obj *obj);
31 struct lmv_obj *lmv_get_obj(struct lmv_obj *obj);
33 struct lmv_obj *lmv_grab_obj(struct obd_device *obd,
36 void lmv_free_obj(struct lmv_obj *obj);
37 void lmv_add_obj(struct lmv_obj *obj);
38 void lmv_del_obj(struct lmv_obj *obj);
40 struct lmv_obj *lmv_alloc_obj(struct obd_device *obd,
44 int lmv_create_obj(struct obd_export *exp, struct ll_fid *fid,
47 int lmv_destroy_obj(struct obd_export *exp, struct ll_fid *fid);
49 int lmv_intent_lock(struct obd_export *, struct ll_uctxt *,
50 struct ll_fid *, const char *, int, void *, int,
51 struct ll_fid *, struct lookup_intent *, int,
52 struct ptlrpc_request **, ldlm_blocking_callback);
54 int lmv_intent_lookup(struct obd_export *, struct ll_uctxt *,
55 struct ll_fid *, const char *, int, void *, int,
56 struct ll_fid *, struct lookup_intent *, int,
57 struct ptlrpc_request **, ldlm_blocking_callback);
59 int lmv_intent_getattr(struct obd_export *, struct ll_uctxt *,
60 struct ll_fid *, const char *, int, void *, int,
61 struct ll_fid *, struct lookup_intent *, int,
62 struct ptlrpc_request **, ldlm_blocking_callback);
64 int lmv_intent_open(struct obd_export *, struct ll_uctxt *,
65 struct ll_fid *, const char *, int, void *, int,
66 struct ll_fid *, struct lookup_intent *, int,
67 struct ptlrpc_request **, ldlm_blocking_callback);
69 int lmv_revalidate_slaves(struct obd_export *, struct ptlrpc_request **,
70 struct ll_fid *, struct lookup_intent *, int,
71 ldlm_blocking_callback cb_blocking);
73 int lmv_get_mea_and_update_object(struct obd_export *, struct ll_fid *);
75 int lmv_dirobj_blocking_ast(struct ldlm_lock *, struct ldlm_lock_desc *,
78 static inline struct mea *
79 is_body_of_splitted_dir(struct ptlrpc_request *req, int offset)
81 struct mds_body *body;
86 body = lustre_msg_buf(req->rq_repmsg, offset, sizeof(*body));
88 if (!body || !S_ISDIR(body->mode) || !body->eadatasize)
91 mea = lustre_msg_buf(req->rq_repmsg, offset + 1, body->eadatasize);
94 if (mea->mea_count == 0)
100 static inline int fid_equal(struct ll_fid *fid1, struct ll_fid *fid2)
102 if (fid1->mds != fid2->mds)
104 if (fid1->id != fid2->id)
106 if (fid1->generation != fid2->generation)