X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Finclude%2Flustre_fid.h;h=921b4239b96836ec8f8fa8b0af671ec0b38f2311;hb=afba77b65ece6a0e32c42dd7990e758b71835ddb;hp=7133abdb94f23481b7dc3ad0236ecf0bdf707cda;hpb=6869932b552ac705f411de3362f01bd50c1f6f7d;p=fs%2Flustre-release.git diff --git a/lustre/include/lustre_fid.h b/lustre/include/lustre_fid.h index 7133abd..921b423 100644 --- a/lustre/include/lustre_fid.h +++ b/lustre/include/lustre_fid.h @@ -54,16 +54,18 @@ struct lu_site; struct lu_context; /* Whole sequences space range and zero range definitions */ -extern const struct lu_range LUSTRE_SEQ_SPACE_RANGE; -extern const struct lu_range LUSTRE_SEQ_ZERO_RANGE; +extern const struct lu_seq_range LUSTRE_SEQ_SPACE_RANGE; +extern const struct lu_seq_range LUSTRE_SEQ_ZERO_RANGE; extern const struct lu_fid LUSTRE_BFL_FID; +extern const struct lu_fid LU_OBF_FID; +extern const struct lu_fid LU_DOT_LUSTRE_FID; enum { /* * This is how may FIDs may be allocated in one sequence. 16384 for * now. */ - LUSTRE_SEQ_MAX_WIDTH = 0x0000000000004000ULL, + LUSTRE_SEQ_MAX_WIDTH = 0x0000000000000400ULL, /* * How many sequences may be allocate for meta-sequence (this is 128 @@ -79,6 +81,41 @@ enum { LUSTRE_SEQ_SUPER_WIDTH = (LUSTRE_SEQ_META_WIDTH * LUSTRE_SEQ_META_WIDTH) }; +/** special fid seq: used for local object create. */ +#define FID_SEQ_LOCAL_FILE (FID_SEQ_START + 1) + +/** special fid seq: used for .lustre objects. */ +#define LU_DOT_LUSTRE_SEQ (FID_SEQ_START + 0x02ULL) + +/** special OID for local objects */ +enum { + /** \see osd_oi_index_create */ + OSD_OI_FID_SMALL_OID = 1UL, + OSD_OI_FID_OTHER_OID = 2UL, + /** \see fld_mod_init */ + FLD_INDEX_OID = 3UL, + /** \see fid_mod_init */ + FID_SEQ_CTL_OID = 4UL, + FID_SEQ_SRV_OID = 5UL, + /** \see mdd_mod_init */ + MDD_ROOT_INDEX_OID = 6UL, + MDD_ORPHAN_OID = 7UL, + MDD_LOV_OBJ_OID = 8UL, + MDD_CAPA_KEYS_OID = 9UL, + MDD_OBJECTS_OID = 10UL, + /** \see mdt_mod_init */ + MDT_LAST_RECV_OID = 11UL, + /** \see osd_mod_init */ + OSD_REM_OBJ_DIR_OID = 12UL, +}; + +static inline void lu_local_obj_fid(struct lu_fid *fid, __u32 oid) +{ + fid->f_seq = FID_SEQ_LOCAL_FILE; + fid->f_oid = oid; + fid->f_ver = 0; +} + enum lu_mgr_type { LUSTRE_SEQ_SERVER, LUSTRE_SEQ_CONTROLLER @@ -102,7 +139,7 @@ struct lu_client_seq { * clients, this contains meta-sequence range. And for servers this * contains super-sequence range. */ - struct lu_range lcs_space; + struct lu_seq_range lcs_space; /* Seq related proc */ cfs_proc_dir_entry_t *lcs_proc_dir; @@ -132,7 +169,7 @@ struct lu_client_seq { /* server sequence manager interface */ struct lu_server_seq { /* Available sequences space */ - struct lu_range lss_space; + struct lu_seq_range lss_space; /* * Device for server side seq manager needs (saving sequences to backing @@ -166,6 +203,11 @@ struct lu_server_seq { * LUSTRE_SEQ_SUPER_WIDTH and LUSTRE_SEQ_META_WIDTH. */ __u64 lss_width; + + /** + * Pointer to site object, required to access site fld. + */ + struct md_site *lss_site; }; int seq_query(struct com_thread_info *info); @@ -175,19 +217,20 @@ int seq_server_init(struct lu_server_seq *seq, struct dt_device *dev, const char *prefix, enum lu_mgr_type type, + struct md_site *ls, const struct lu_env *env); void seq_server_fini(struct lu_server_seq *seq, const struct lu_env *env); int seq_server_alloc_super(struct lu_server_seq *seq, - struct lu_range *in, - struct lu_range *out, + struct lu_seq_range *in, + struct lu_seq_range *out, const struct lu_env *env); int seq_server_alloc_meta(struct lu_server_seq *seq, - struct lu_range *in, - struct lu_range *out, + struct lu_seq_range *in, + struct lu_seq_range *out, const struct lu_env *env); int seq_server_set_cli(struct lu_server_seq *seq, @@ -209,7 +252,8 @@ int seq_client_alloc_fid(struct lu_client_seq *seq, struct lu_fid *fid); /* Fids common stuff */ -int fid_is_local(struct lu_site *site, const struct lu_fid *fid); +int fid_is_local(const struct lu_env *env, + struct lu_site *site, const struct lu_fid *fid); /* fid locking */ @@ -268,9 +312,32 @@ static inline __u64 fid_flatten(const struct lu_fid *fid) #define LUSTRE_SEQ_CTL_NAME "seq_ctl" /* Range common stuff */ -void range_cpu_to_le(struct lu_range *dst, const struct lu_range *src); -void range_cpu_to_be(struct lu_range *dst, const struct lu_range *src); -void range_le_to_cpu(struct lu_range *dst, const struct lu_range *src); -void range_be_to_cpu(struct lu_range *dst, const struct lu_range *src); +static inline void range_cpu_to_le(struct lu_seq_range *dst, const struct lu_seq_range *src) +{ + dst->lsr_start = cpu_to_le64(src->lsr_start); + dst->lsr_end = cpu_to_le64(src->lsr_end); + dst->lsr_mdt = cpu_to_le32(src->lsr_mdt); +} + +static inline void range_le_to_cpu(struct lu_seq_range *dst, const struct lu_seq_range *src) +{ + dst->lsr_start = le64_to_cpu(src->lsr_start); + dst->lsr_end = le64_to_cpu(src->lsr_end); + dst->lsr_mdt = le32_to_cpu(src->lsr_mdt); +} + +static inline void range_cpu_to_be(struct lu_seq_range *dst, const struct lu_seq_range *src) +{ + dst->lsr_start = cpu_to_be64(src->lsr_start); + dst->lsr_end = cpu_to_be64(src->lsr_end); + dst->lsr_mdt = cpu_to_be32(src->lsr_mdt); +} + +static inline void range_be_to_cpu(struct lu_seq_range *dst, const struct lu_seq_range *src) +{ + dst->lsr_start = be64_to_cpu(src->lsr_start); + dst->lsr_end = be64_to_cpu(src->lsr_end); + dst->lsr_mdt = be32_to_cpu(src->lsr_mdt); +} #endif /* __LINUX_FID_H */