-/* ofd_grants.c */
-#define OFD_GRANT_RATIO_SHIFT 8
-static inline u64 ofd_grant_reserved(struct ofd_device *ofd, u64 bavail)
-{
- return (bavail * ofd->ofd_grant_ratio) >> OFD_GRANT_RATIO_SHIFT;
-}
-
-static inline int ofd_grant_ratio_conv(int percentage)
-{
- return (percentage << OFD_GRANT_RATIO_SHIFT) / 100;
-}
-
-static inline int ofd_grant_param_supp(struct obd_export *exp)
-{
- return !!(exp_connect_flags(exp) & OBD_CONNECT_GRANT_PARAM);
-}
-
-/* Blocksize used for client not supporting OBD_CONNECT_GRANT_PARAM.
- * That's 4KB=2^12 which is the biggest block size known to work whatever
- * the client's page size is. */
-#define COMPAT_BSIZE_SHIFT 12
-static inline int ofd_grant_compat(struct obd_export *exp,
- struct ofd_device *ofd)
-{
- /* Clients which don't support OBD_CONNECT_GRANT_PARAM cannot handle
- * a block size > page size and consume PAGE_CACHE_SIZE of grant when
- * dirtying a page regardless of the block size */
- return !!(ofd_obd(ofd)->obd_self_export != exp &&
- ofd->ofd_blockbits > COMPAT_BSIZE_SHIFT &&
- !ofd_grant_param_supp(exp));
-}
-
-static inline int ofd_grant_prohibit(struct obd_export *exp,
- struct ofd_device *ofd)
-{
- /* When ofd_grant_compat_disable is set, we don't grant any space to
- * clients not supporting OBD_CONNECT_GRANT_PARAM.
- * Otherwise, space granted to such a client is inflated since it
- * consumes PAGE_CACHE_SIZE of grant space per block */
- return !!(ofd_grant_compat(exp, ofd) && ofd->ofd_grant_compat_disable);
-}
-
-void ofd_grant_sanity_check(struct obd_device *obd, const char *func);
-long ofd_grant_connect(const struct lu_env *env, struct obd_export *exp,
- u64 want, bool new_conn);
-void ofd_grant_discard(struct obd_export *exp);
-void ofd_grant_prepare_read(const struct lu_env *env, struct obd_export *exp,
- struct obdo *oa);
-void ofd_grant_prepare_write(const struct lu_env *env, struct obd_export *exp,
- struct obdo *oa, struct niobuf_remote *rnb,
- int niocount);
-void ofd_grant_commit(const struct lu_env *env, struct obd_export *exp, int rc);
-int ofd_grant_create(const struct lu_env *env, struct obd_export *exp, int *nr);
-
-/* ofd_fmd.c */
-int ofd_fmd_init(void);
-void ofd_fmd_exit(void);
-struct ofd_mod_data *ofd_fmd_find(struct obd_export *exp,
- const struct lu_fid *fid);
-struct ofd_mod_data *ofd_fmd_get(struct obd_export *exp,
- const struct lu_fid *fid);
-void ofd_fmd_put(struct obd_export *exp, struct ofd_mod_data *fmd);
-void ofd_fmd_expire(struct obd_export *exp);
-void ofd_fmd_cleanup(struct obd_export *exp);
-#ifdef DO_FMD_DROP
-void ofd_fmd_drop(struct obd_export *exp, const struct lu_fid *fid);
-#else
-#define ofd_fmd_drop(exp, fid) do {} while (0)
-#endif
-