1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
5 #ifndef _MDS_INTERNAL_H
6 #define _MDS_INTERNAL_H
8 #include <linux/lustre_mds.h>
10 #define MAX_ATIME_DIFF 60
12 struct mds_filter_data {
16 #define MDS_FILTERDATA(inode) ((struct mds_filter_data *)(inode)->i_filterdata)
18 static inline struct mds_obd *mds_req2mds(struct ptlrpc_request *req)
20 return &req->rq_export->exp_obd->u.mds;
24 int enqueue_ordered_locks(struct obd_device *obd, struct ldlm_res_id *p1_res_id,
25 struct lustre_handle *p1_lockh, int p1_lock_mode,
26 ldlm_policy_data_t *p1_policy,
27 struct ldlm_res_id *p2_res_id,
28 struct lustre_handle *p2_lockh, int p2_lock_mode,
29 ldlm_policy_data_t *p2_policy);
30 void mds_commit_cb(struct obd_device *, __u64 last_rcvd, void *data, int error);
31 int mds_finish_transno(struct mds_obd *mds, struct inode *inode, void *handle,
32 struct ptlrpc_request *req, int rc, __u32 op_data);
33 void mds_reconstruct_generic(struct ptlrpc_request *req);
34 void mds_req_from_mcd(struct ptlrpc_request *req, struct mds_client_data *mcd);
35 int mds_get_parent_child_locked(struct obd_device *obd, struct mds_obd *mds,
37 struct lustre_handle *parent_lockh,
38 struct dentry **dparentp, int parent_mode,
39 __u64 parent_lockpart,
40 char *name, int namelen,
41 struct lustre_handle *child_lockh,
42 struct dentry **dchildp, int child_mode,
43 __u64 child_lockpart);
44 int mds_lock_new_child(struct obd_device *obd, struct inode *inode,
45 struct lustre_handle *child_lockh);
48 int mds_update_unpack(struct ptlrpc_request *, int offset,
49 struct mds_update_record *);
51 /* mds/mds_unlink_open.c */
52 int mds_open_unlink_rename(struct mds_update_record *rec,
53 struct obd_device *obd, struct dentry *dparent,
54 struct dentry *dchild, void **handle);
55 int mds_cleanup_orphans(struct obd_device *obd);
59 int mds_log_op_unlink(struct obd_device *obd, struct inode *inode,
60 struct lov_mds_md *lmm, int lmm_size,
61 struct llog_cookie *logcookies, int cookies_size);
62 int mds_llog_init(struct obd_device *obd, struct obd_device *tgt, int count,
63 struct llog_catid *logid);
64 int mds_llog_finish(struct obd_device *obd, int count);
67 int mds_lov_connect(struct obd_device *obd, char * lov_name);
68 int mds_lov_disconnect(struct obd_device *obd, int flags);
69 int mds_get_lovtgts(struct obd_device *, int tgt_count, struct obd_uuid *);
70 int mds_lov_write_objids(struct obd_device *obd);
71 void mds_lov_update_objids(struct obd_device *obd, obd_id *ids);
72 int mds_lov_set_growth(struct mds_obd *mds, int count);
73 int mds_lov_set_nextid(struct obd_device *obd);
74 int mds_post_mds_lovconf(struct obd_device *obd);
75 int mds_notify(struct obd_device *obd, struct obd_device *watched, int active);
76 int mds_convert_lov_ea(struct obd_device *obd, struct inode *inode,
77 struct lov_mds_md *lmm, int lmm_size);
80 int mds_query_write_access(struct inode *inode);
81 int mds_open(struct mds_update_record *rec, int offset,
82 struct ptlrpc_request *req, struct lustre_handle *);
83 int mds_pin(struct ptlrpc_request *req);
84 int mds_mfd_close(struct ptlrpc_request *req, struct obd_device *obd,
85 struct mds_file_data *mfd, int unlink_orphan);
86 int mds_close(struct ptlrpc_request *req);
87 int mds_done_writing(struct ptlrpc_request *req);
91 int mds_client_add(struct obd_device *obd, struct mds_obd *mds,
92 struct mds_export_data *med, int cl_off);
93 int mds_client_free(struct obd_export *exp, int clear_client);
94 int mds_obd_create(struct obd_export *exp, struct obdo *oa,
95 struct lov_stripe_md **ea, struct obd_trans_info *oti);
96 int mds_obd_destroy(struct obd_export *exp, struct obdo *oa,
97 struct lov_stripe_md *ea, struct obd_trans_info *oti);
100 extern struct lvfs_callback_ops mds_lvfs_ops;
101 int mds_lov_clean(struct obd_device *obd);
102 extern int mds_iocontrol(unsigned int cmd, struct obd_export *exp,
103 int len, void *karg, void *uarg);
105 int mds_get_md(struct obd_device *, struct inode *, void *md, int *size,
107 int mds_pack_md(struct obd_device *, struct lustre_msg *, int offset,
108 struct mds_body *, struct inode *, int lock);
109 void mds_pack_inode2fid(struct ll_fid *fid, struct inode *inode);
110 void mds_pack_inode2body(struct mds_body *body, struct inode *inode);
113 #endif /* _MDS_INTERNAL_H */