+static inline int md_create(struct obd_export *exp, struct mdc_op_data *op_data,
+ const void *data, int datalen, int mode,
+ __u32 uid, __u32 gid, __u64 rdev,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, create);
+ MD_COUNTER_INCREMENT(exp->exp_obd, create);
+ rc = MDP(exp->exp_obd, create)(exp, op_data, data, datalen, mode,
+ uid, gid, rdev, request);
+ RETURN(rc);
+}
+
+static inline int md_done_writing(struct obd_export *exp, struct obdo *obdo)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, done_writing);
+ MD_COUNTER_INCREMENT(exp->exp_obd, done_writing);
+ rc = MDP(exp->exp_obd, done_writing)(exp, obdo);
+ RETURN(rc);
+}
+
+static inline int md_enqueue(struct obd_export *exp, int lock_type,
+ struct lookup_intent *it, int lock_mode,
+ struct mdc_op_data *data,
+ struct lustre_handle *lockh,
+ void *lmm, int lmmsize,
+ ldlm_completion_callback cb_completion,
+ ldlm_blocking_callback cb_blocking,
+ void *cb_data)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, enqueue);
+ MD_COUNTER_INCREMENT(exp->exp_obd, enqueue);
+ rc = MDP(exp->exp_obd, enqueue)(exp, lock_type, it, lock_mode,
+ data, lockh, lmm, lmmsize,
+ cb_completion, cb_blocking,
+ cb_data);
+ RETURN(rc);
+}
+
+static inline int md_getattr_name(struct obd_export *exp, struct ll_fid *fid,
+ char *filename, int namelen,
+ unsigned long valid, unsigned int ea_size,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, getattr_name);
+ MD_COUNTER_INCREMENT(exp->exp_obd, getattr_name);
+ rc = MDP(exp->exp_obd, getattr_name)(exp, fid, filename, namelen,
+ valid, ea_size, request);
+ RETURN(rc);
+}
+
+static inline int md_intent_lock(struct obd_export *exp, struct ll_uctxt *uctxt,
+ struct ll_fid *pfid, const char *name,
+ int len, void *lmm, int lmmsize,
+ struct ll_fid *cfid, struct lookup_intent *it,
+ int flags, struct ptlrpc_request **reqp,
+ ldlm_blocking_callback cb_blocking)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, intent_lock);
+ MD_COUNTER_INCREMENT(exp->exp_obd, intent_lock);
+ rc = MDP(exp->exp_obd, intent_lock)(exp, uctxt, pfid, name, len,
+ lmm, lmmsize, cfid, it, flags,
+ reqp, cb_blocking);
+ RETURN(rc);
+}
+
+static inline int md_link(struct obd_export *exp, struct mdc_op_data *data,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, link);
+ MD_COUNTER_INCREMENT(exp->exp_obd, link);
+ rc = MDP(exp->exp_obd, link)(exp, data, request);
+ RETURN(rc);
+}
+
+static inline int md_rename(struct obd_export *exp, struct mdc_op_data *data,
+ const char *old, int oldlen,
+ const char *new, int newlen,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, rename);
+ MD_COUNTER_INCREMENT(exp->exp_obd, rename);
+ rc = MDP(exp->exp_obd, rename)(exp, data, old, oldlen, new,
+ newlen, request);
+ RETURN(rc);
+}
+
+static inline int md_setattr(struct obd_export *exp, struct mdc_op_data *data,
+ struct iattr *iattr, void *ea, int ealen,
+ void *ea2, int ea2len,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, setattr);
+ MD_COUNTER_INCREMENT(exp->exp_obd, setattr);
+ rc = MDP(exp->exp_obd, setattr)(exp, data, iattr, ea, ealen,
+ ea2, ea2len, request);
+ RETURN(rc);
+}
+
+static inline int md_sync(struct obd_export *exp, struct ll_fid *fid,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, sync);
+ MD_COUNTER_INCREMENT(exp->exp_obd, sync);
+ rc = MDP(exp->exp_obd, sync)(exp, fid, request);
+ RETURN(rc);
+}
+
+static inline int md_readpage(struct obd_export *exp, struct ll_fid *fid,
+ __u64 offset, struct page *page,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, readpage);
+ MD_COUNTER_INCREMENT(exp->exp_obd, readpage);
+ rc = MDP(exp->exp_obd, readpage)(exp, fid, offset, page, request);
+ RETURN(rc);
+}
+
+static inline int md_unlink(struct obd_export *exp, struct mdc_op_data *data,
+ struct ptlrpc_request **request)
+{
+ int rc;
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, unlink);
+ MD_COUNTER_INCREMENT(exp->exp_obd, unlink);
+ rc = MDP(exp->exp_obd, unlink)(exp, data, request);
+ RETURN(rc);
+}
+
+static inline struct obd_device *md_get_real_obd(struct obd_export *exp,
+ char *name, int len)
+{
+ ENTRY;
+ if (MDP(exp->exp_obd, get_real_obd) == NULL)
+ return exp->exp_obd;
+ MD_COUNTER_INCREMENT(exp->exp_obd, get_real_obd);
+ return MDP(exp->exp_obd, get_real_obd)(exp, name, len);
+}
+
+static inline int md_valid_attrs(struct obd_export *exp, struct ll_fid *fid)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, valid_attrs);
+ MD_COUNTER_INCREMENT(exp->exp_obd, valid_attrs);
+ return MDP(exp->exp_obd, valid_attrs)(exp, fid);
+}
+
+static inline int md_req2lustre_md(struct obd_export *exp,
+ struct ptlrpc_request *req,
+ unsigned int offset,
+ struct obd_export *osc_exp,
+ struct lustre_md *md)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, req2lustre_md);
+ MD_COUNTER_INCREMENT(exp->exp_obd, req2lustre_md);
+ return MDP(exp->exp_obd, req2lustre_md)(exp, req, offset, osc_exp, md);
+}
+
+static inline int md_set_open_replay_data(struct obd_export *exp,
+ struct obd_client_handle *och,
+ struct ptlrpc_request *open_req)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, set_open_replay_data);
+ MD_COUNTER_INCREMENT(exp->exp_obd, set_open_replay_data);
+ return MDP(exp->exp_obd, set_open_replay_data)(exp, och, open_req);
+}
+
+static inline int md_clear_open_replay_data(struct obd_export *exp,
+ struct obd_client_handle *och)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, clear_open_replay_data);
+ MD_COUNTER_INCREMENT(exp->exp_obd, clear_open_replay_data);
+ return MDP(exp->exp_obd, clear_open_replay_data)(exp, och);
+}
+
+static inline int md_store_inode_generation(struct obd_export *exp,
+ struct ptlrpc_request *req,
+ int reqoff, int repoff)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, store_inode_generation);
+ MD_COUNTER_INCREMENT(exp->exp_obd, store_inode_generation);
+ return MDP(exp->exp_obd, store_inode_generation)(exp, req,
+ reqoff, repoff);
+}
+
+static inline int md_set_lock_data(struct obd_export *exp, __u64 *l, void *data)
+{
+ ENTRY;
+ EXP_CHECK_MD_OP(exp, set_lock_data);
+ MD_COUNTER_INCREMENT(exp->exp_obd, set_lock_data);
+ return MDP(exp->exp_obd, set_lock_data)(exp, l, data);
+}
+
+/* OBD Metadata Support */
+
+extern int obd_init_caches(void);
+extern void obd_cleanup_caches(void);
+
+/* support routines */
+extern kmem_cache_t *obdo_cachep;
+static inline struct obdo *obdo_alloc(void)
+{
+ struct obdo *oa;
+
+ oa = kmem_cache_alloc(obdo_cachep, SLAB_KERNEL);
+ if (oa == NULL)
+ LBUG();
+ CDEBUG(D_MALLOC, "kmem_cache_alloced oa at %p\n", oa);
+ memset(oa, 0, sizeof (*oa));
+
+ return oa;
+}