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28 * Copyright 2015 Cray Inc, all rights reserved.
31 * Define obdo associated functions
32 * obdo: OBject Device o...
35 #ifndef _LUSTRE_OBDO_H_
36 #define _LUSTRE_OBDO_H_
38 #include <lustre/lustre_idl.h>
41 * Dumper for struct obdo
43 void dump_obdo(struct obdo *oa);
46 * Create an obdo to send over the wire
48 static inline void lustre_set_wire_obdo(const struct obd_connect_data *ocd,
50 const struct obdo *lobdo)
53 wobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
57 if (unlikely(!(ocd->ocd_connect_flags & OBD_CONNECT_FID)) &&
58 fid_seq_is_echo(ostid_seq(&lobdo->o_oi))) {
59 /* Currently OBD_FL_OSTID will only be used when 2.4 echo
60 * client communicate with pre-2.4 server */
61 wobdo->o_oi.oi.oi_id = fid_oid(&lobdo->o_oi.oi_fid);
62 wobdo->o_oi.oi.oi_seq = fid_seq(&lobdo->o_oi.oi_fid);
67 * Create a local obdo from a wire based odbo
69 static inline void lustre_get_wire_obdo(const struct obd_connect_data *ocd,
71 const struct obdo *wobdo)
73 __u32 local_flags = 0;
75 if (lobdo->o_valid & OBD_MD_FLFLAGS)
76 local_flags = lobdo->o_flags & OBD_FL_LOCAL_MASK;
79 if (local_flags != 0) {
80 lobdo->o_valid |= OBD_MD_FLFLAGS;
81 lobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
82 lobdo->o_flags |= local_flags;
87 if (unlikely(!(ocd->ocd_connect_flags & OBD_CONNECT_FID)) &&
88 fid_seq_is_echo(wobdo->o_oi.oi.oi_seq)) {
90 lobdo->o_oi.oi_fid.f_seq = wobdo->o_oi.oi.oi_seq;
91 lobdo->o_oi.oi_fid.f_oid = wobdo->o_oi.oi.oi_id;
92 lobdo->o_oi.oi_fid.f_ver = 0;