X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Finclude%2Fmd_object.h;h=cd52a7d1ddc0876aabecf0820627849434513778;hb=3a78e12f100e43e2996976d06a95a1b8e61b33ff;hp=774e34bdbb29dfa173c429624c3edf494211a602;hpb=6b6ae6fe7cc74816c42878630d73400a072598f3;p=fs%2Flustre-release.git diff --git a/lustre/include/md_object.h b/lustre/include/md_object.h index 774e34b..cd52a7d 100644 --- a/lustre/include/md_object.h +++ b/lustre/include/md_object.h @@ -26,10 +26,13 @@ * GPL HEADER END */ /* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved + * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. */ /* + * Copyright (c) 2011 Whamcloud, Inc. + */ +/* * This file is part of Lustre, http://www.lustre.org/ * Lustre is a trademark of Sun Microsystems, Inc. * @@ -56,13 +59,13 @@ /* * super-class definitions. */ -#include +#include #include struct md_device; struct md_device_operations; struct md_object; - +struct obd_export; enum { UCRED_INVALID = -1, @@ -73,30 +76,38 @@ enum { struct md_ucred { __u32 mu_valid; - __u32 mu_o_uid; - __u32 mu_o_gid; - __u32 mu_o_fsuid; - __u32 mu_o_fsgid; - __u32 mu_uid; - __u32 mu_gid; - __u32 mu_fsuid; - __u32 mu_fsgid; - __u32 mu_suppgids[2]; - cfs_cap_t mu_cap; - __u32 mu_umask; - struct group_info *mu_ginfo; - struct md_identity *mu_identity; + __u32 mu_o_uid; + __u32 mu_o_gid; + __u32 mu_o_fsuid; + __u32 mu_o_fsgid; + __u32 mu_uid; + __u32 mu_gid; + __u32 mu_fsuid; + __u32 mu_fsgid; + __u32 mu_suppgids[2]; + cfs_cap_t mu_cap; + __u32 mu_umask; + cfs_group_info_t *mu_ginfo; + struct md_identity *mu_identity; }; -#define MD_CAPAINFO_MAX 5 +enum { + MD_CAPAINFO_MAX = 5 +}; /** there are at most 5 fids in one operation, see rename, NOTE the last one * is a temporary one used for is_subdir() */ struct md_capainfo { - const struct lu_fid *mc_fid[MD_CAPAINFO_MAX]; + __u32 mc_auth; + __u32 mc_padding; + struct lu_fid mc_fid[MD_CAPAINFO_MAX]; struct lustre_capa *mc_capa[MD_CAPAINFO_MAX]; }; +struct md_quota { + struct obd_export *mq_exp; +}; + /** * Implemented in mdd/mdd_handler.c. * @@ -105,6 +116,7 @@ struct md_capainfo { */ struct md_ucred *md_ucred(const struct lu_env *env); struct md_capainfo *md_capainfo(const struct lu_env *env); +struct md_quota *md_quota(const struct lu_env *env); /** metadata attributes */ enum ma_valid { @@ -114,7 +126,11 @@ enum ma_valid { MA_FLAGS = (1 << 3), MA_LMV = (1 << 4), MA_ACL_DEF = (1 << 5), - MA_LOV_DEF = (1 << 6) + MA_LOV_DEF = (1 << 6), + MA_LAY_GEN = (1 << 7), + MA_HSM = (1 << 8), + MA_SOM = (1 << 9), + MA_PFID = (1 << 10) }; typedef enum { @@ -135,20 +151,38 @@ typedef enum { MDT_PDO_LOCK = (1 << 1) } mdl_type_t; +struct md_hsm { + __u32 mh_flags; + __u32 mh_archive_number; +}; + +#define IOEPOCH_INVAL 0 + +struct md_som_data { + __u64 msd_ioepoch; + __u64 msd_size; + __u64 msd_blocks; + __u64 msd_mountid; +}; + struct md_attr { __u64 ma_valid; __u64 ma_need; __u64 ma_attr_flags; struct lu_attr ma_attr; + struct lu_fid ma_pfid; + struct md_hsm ma_hsm; struct lov_mds_md *ma_lmm; - int ma_lmm_size; struct lmv_stripe_md *ma_lmv; - int ma_lmv_size; void *ma_acl; - int ma_acl_size; struct llog_cookie *ma_cookie; - int ma_cookie_size; struct lustre_capa *ma_capa; + struct md_som_data *ma_som; + int ma_lmm_size; + int ma_lmv_size; + int ma_acl_size; + int ma_cookie_size; + __u16 ma_layout_gen; }; /** Additional parameters for create */ @@ -162,14 +196,15 @@ struct md_op_spec { struct md_spec_reg { /** lov objs exist already */ const struct lu_fid *fid; - int no_lov_create; const void *eadata; int eadatalen; } sp_ea; } u; - + /** don't create lov objects or llog cookie - this replay */ + int no_create; + /** Create flag from client: such as MDS_OPEN_CREAT, and others. */ - __u32 sp_cr_flags; + __u64 sp_cr_flags; /** Should mdd do lookup sanity check or not. */ int sp_cr_lookup; @@ -179,6 +214,9 @@ struct md_op_spec { /** Check for split */ int sp_ck_split; + + /** to create directory */ + const struct dt_index_features *sp_feat; }; /** @@ -208,12 +246,15 @@ struct md_object_operations { int (*moo_xattr_del)(const struct lu_env *env, struct md_object *obj, const char *name); + /** \retval number of bytes actually read upon success */ int (*moo_readpage)(const struct lu_env *env, struct md_object *obj, const struct lu_rdpg *rdpg); int (*moo_readlink)(const struct lu_env *env, struct md_object *obj, struct lu_buf *buf); - + int (*moo_changelog)(const struct lu_env *env, + enum changelog_rec_type type, int flags, + struct md_object *obj); /** part of cross-ref operation */ int (*moo_object_create)(const struct lu_env *env, struct md_object *obj, @@ -232,11 +273,20 @@ struct md_object_operations { struct md_object *obj, int flag); int (*moo_close)(const struct lu_env *env, struct md_object *obj, - struct md_attr *ma); - + struct md_attr *ma, int mode); + int (*moo_capa_get)(const struct lu_env *, struct md_object *, struct lustre_capa *, int renewal); + int (*moo_object_sync)(const struct lu_env *, struct md_object *); + int (*moo_path)(const struct lu_env *env, struct md_object *obj, + char *path, int pathlen, __u64 *recno, int *linkno); + int (*moo_file_lock)(const struct lu_env *env, struct md_object *obj, + struct lov_mds_md *lmm, struct ldlm_extent *extent, + struct lustre_handle *lockh); + int (*moo_file_unlock)(const struct lu_env *env, struct md_object *obj, + struct lov_mds_md *lmm, + struct lustre_handle *lockh); }; /** @@ -278,6 +328,13 @@ struct md_dir_operations { struct md_object *cobj, const struct lu_name *lname, struct md_attr *ma); + /** This method is used to compare a requested layout to an existing + * layout (struct lov_mds_md_v1/3 vs struct lov_mds_md_v1/3) */ + int (*mdo_lum_lmm_cmp)(const struct lu_env *env, + struct md_object *cobj, + const struct md_op_spec *spec, + struct md_attr *ma); + /** partial ops for cross-ref case */ int (*mdo_name_insert)(const struct lu_env *env, struct md_object *obj, @@ -304,7 +361,7 @@ struct md_device_operations { int *md_size, int *cookie_size); int (*mdo_statfs)(const struct lu_env *env, struct md_device *m, - struct kstatfs *sfs); + cfs_kstatfs_t *sfs); int (*mdo_init_capa_ctxt)(const struct lu_env *env, struct md_device *m, int mode, unsigned long timeout, __u32 alg, @@ -313,73 +370,187 @@ struct md_device_operations { int (*mdo_update_capa_key)(const struct lu_env *env, struct md_device *m, struct lustre_capa_key *key); + + int (*mdo_llog_ctxt_get)(const struct lu_env *env, + struct md_device *m, int idx, void **h); + + int (*mdo_iocontrol)(const struct lu_env *env, struct md_device *m, + unsigned int cmd, int len, void *data); + +#ifdef HAVE_QUOTA_SUPPORT + struct md_quota_operations { + int (*mqo_notify)(const struct lu_env *env, + struct md_device *m); + + int (*mqo_setup)(const struct lu_env *env, + struct md_device *m, + void *data); + + int (*mqo_cleanup)(const struct lu_env *env, + struct md_device *m); + + int (*mqo_recovery)(const struct lu_env *env, + struct md_device *m); + + int (*mqo_check)(const struct lu_env *env, + struct md_device *m, + __u32 type); + + int (*mqo_on)(const struct lu_env *env, + struct md_device *m, + __u32 type); + + int (*mqo_off)(const struct lu_env *env, + struct md_device *m, + __u32 type); + + int (*mqo_setinfo)(const struct lu_env *env, + struct md_device *m, + __u32 type, + __u32 id, + struct obd_dqinfo *dqinfo); + + int (*mqo_getinfo)(const struct lu_env *env, + const struct md_device *m, + __u32 type, + __u32 id, + struct obd_dqinfo *dqinfo); + + int (*mqo_setquota)(const struct lu_env *env, + struct md_device *m, + __u32 type, + __u32 id, + struct obd_dqblk *dqblk); + + int (*mqo_getquota)(const struct lu_env *env, + const struct md_device *m, + __u32 type, + __u32 id, + struct obd_dqblk *dqblk); + + int (*mqo_getoinfo)(const struct lu_env *env, + const struct md_device *m, + __u32 type, + __u32 id, + struct obd_dqinfo *dqinfo); + + int (*mqo_getoquota)(const struct lu_env *env, + const struct md_device *m, + __u32 type, + __u32 id, + struct obd_dqblk *dqblk); + + int (*mqo_invalidate)(const struct lu_env *env, + struct md_device *m, + __u32 type); + + int (*mqo_finvalidate)(const struct lu_env *env, + struct md_device *m, + __u32 type); + } mdo_quota; +#endif }; enum md_upcall_event { - /**sync the md layer*/ + /** Sync the md layer*/ MD_LOV_SYNC = (1 << 0), /** Just for split, no need trans, for replay */ MD_NO_TRANS = (1 << 1), - MD_LOV_CONFIG = (1 << 2) + MD_LOV_CONFIG = (1 << 2), + /** Trigger quota recovery */ + MD_LOV_QUOTA = (1 << 3) }; struct md_upcall { /** this lock protects upcall using against its removal * read lock is for usage the upcall, write - for init/fini */ - struct rw_semaphore mu_upcall_sem; + cfs_rw_semaphore_t mu_upcall_sem; /** device to call, upper layer normally */ struct md_device *mu_upcall_dev; /** upcall function */ int (*mu_upcall)(const struct lu_env *env, struct md_device *md, - enum md_upcall_event ev); + enum md_upcall_event ev, void *data); }; struct md_device { - struct lu_device md_lu_dev; + struct lu_device md_lu_dev; const struct md_device_operations *md_ops; - struct md_upcall md_upcall; + struct md_upcall md_upcall; }; static inline void md_upcall_init(struct md_device *m, void *upcl) { - init_rwsem(&m->md_upcall.mu_upcall_sem); + cfs_init_rwsem(&m->md_upcall.mu_upcall_sem); m->md_upcall.mu_upcall_dev = NULL; m->md_upcall.mu_upcall = upcl; } static inline void md_upcall_dev_set(struct md_device *m, struct md_device *up) { - down_write(&m->md_upcall.mu_upcall_sem); + cfs_down_write(&m->md_upcall.mu_upcall_sem); m->md_upcall.mu_upcall_dev = up; - up_write(&m->md_upcall.mu_upcall_sem); + cfs_up_write(&m->md_upcall.mu_upcall_sem); } static inline void md_upcall_fini(struct md_device *m) { - down_write(&m->md_upcall.mu_upcall_sem); + cfs_down_write(&m->md_upcall.mu_upcall_sem); m->md_upcall.mu_upcall_dev = NULL; m->md_upcall.mu_upcall = NULL; - up_write(&m->md_upcall.mu_upcall_sem); + cfs_up_write(&m->md_upcall.mu_upcall_sem); } static inline int md_do_upcall(const struct lu_env *env, struct md_device *m, - enum md_upcall_event ev) + enum md_upcall_event ev, void *data) { int rc = 0; - down_read(&m->md_upcall.mu_upcall_sem); + cfs_down_read(&m->md_upcall.mu_upcall_sem); if (m->md_upcall.mu_upcall_dev != NULL && m->md_upcall.mu_upcall_dev->md_upcall.mu_upcall != NULL) { rc = m->md_upcall.mu_upcall_dev->md_upcall.mu_upcall(env, - m->md_upcall.mu_upcall_dev, ev); + m->md_upcall.mu_upcall_dev, + ev, data); } - up_read(&m->md_upcall.mu_upcall_sem); + cfs_up_read(&m->md_upcall.mu_upcall_sem); return rc; } struct md_object { - struct lu_object mo_lu; - struct md_object_operations *mo_ops; - struct md_dir_operations *mo_dir_ops; + struct lu_object mo_lu; + const struct md_object_operations *mo_ops; + const struct md_dir_operations *mo_dir_ops; +}; + +/** + * md-server site. + */ +struct md_site { + struct lu_site ms_lu; + /** + * mds number of this site. + */ + mdsno_t ms_node_id; + /** + * Fid location database + */ + struct lu_server_fld *ms_server_fld; + struct lu_client_fld *ms_client_fld; + + /** + * Server Seq Manager + */ + struct lu_server_seq *ms_server_seq; + + /** + * Controller Seq Manager + */ + struct lu_server_seq *ms_control_seq; + struct obd_export *ms_control_exp; + + /** + * Client Seq Manager + */ + struct lu_client_seq *ms_client_seq; }; static inline int lu_device_is_md(const struct lu_device *d) @@ -389,7 +560,7 @@ static inline int lu_device_is_md(const struct lu_device *d) static inline struct md_device *lu2md_dev(const struct lu_device *d) { - LASSERT(lu_device_is_md(d)); + LASSERT(IS_ERR(d) || lu_device_is_md(d)); return container_of0(d, struct md_device, md_lu_dev); } @@ -400,7 +571,7 @@ static inline struct lu_device *md2lu_dev(struct md_device *d) static inline struct md_object *lu2md(const struct lu_object *o) { - LASSERT(lu_device_is_md(o->lo_dev)); + LASSERT(o == NULL || IS_ERR(o) || lu_device_is_md(o->lo_dev)); return container_of0(o, struct md_object, mo_lu); } @@ -411,18 +582,23 @@ static inline struct md_object *md_object_next(const struct md_object *obj) static inline struct md_device *md_obj2dev(const struct md_object *o) { - LASSERT(lu_device_is_md(o->mo_lu.lo_dev)); + LASSERT(o == NULL || IS_ERR(o) || lu_device_is_md(o->mo_lu.lo_dev)); return container_of0(o->mo_lu.lo_dev, struct md_device, md_lu_dev); } +static inline struct md_site *lu_site2md(const struct lu_site *s) +{ + return container_of0(s, struct md_site, ms_lu); +} + static inline int md_device_init(struct md_device *md, struct lu_device_type *t) { - return lu_device_init(&md->md_lu_dev, t); + return lu_device_init(&md->md_lu_dev, t); } static inline void md_device_fini(struct md_device *md) { - lu_device_fini(&md->md_lu_dev); + lu_device_fini(&md->md_lu_dev); } static inline struct md_object *md_object_find_slice(const struct lu_env *env, @@ -460,6 +636,14 @@ static inline int mo_readlink(const struct lu_env *env, return m->mo_ops->moo_readlink(env, m, buf); } +static inline int mo_changelog(const struct lu_env *env, + enum changelog_rec_type type, + int flags, struct md_object *m) +{ + LASSERT(m->mo_ops->moo_changelog); + return m->mo_ops->moo_changelog(env, type, flags, m); +} + static inline int mo_attr_set(const struct lu_env *env, struct md_object *m, const struct md_attr *at) @@ -513,10 +697,11 @@ static inline int mo_open(const struct lu_env *env, static inline int mo_close(const struct lu_env *env, struct md_object *m, - struct md_attr *ma) + struct md_attr *ma, + int mode) { LASSERT(m->mo_ops->moo_close); - return m->mo_ops->moo_close(env, m, ma); + return m->mo_ops->moo_close(env, m, ma, mode); } static inline int mo_readpage(const struct lu_env *env, @@ -561,12 +746,37 @@ static inline int mo_capa_get(const struct lu_env *env, return m->mo_ops->moo_capa_get(env, m, c, renewal); } +static inline int mo_path(const struct lu_env *env, struct md_object *m, + char *path, int pathlen, __u64 *recno, int *linkno) +{ + if (m->mo_ops->moo_path == NULL) + return -ENOSYS; + return m->mo_ops->moo_path(env, m, path, pathlen, recno, linkno); +} + static inline int mo_object_sync(const struct lu_env *env, struct md_object *m) { LASSERT(m->mo_ops->moo_object_sync); return m->mo_ops->moo_object_sync(env, m); } +static inline int mo_file_lock(const struct lu_env *env, struct md_object *m, + struct lov_mds_md *lmm, + struct ldlm_extent *extent, + struct lustre_handle *lockh) +{ + LASSERT(m->mo_ops->moo_file_lock); + return m->mo_ops->moo_file_lock(env, m, lmm, extent, lockh); +} + +static inline int mo_file_unlock(const struct lu_env *env, struct md_object *m, + struct lov_mds_md *lmm, + struct lustre_handle *lockh) +{ + LASSERT(m->mo_ops->moo_file_unlock); + return m->mo_ops->moo_file_unlock(env, m, lmm, lockh); +} + static inline int mdo_lookup(const struct lu_env *env, struct md_object *p, const struct lu_name *lname, @@ -650,6 +860,15 @@ static inline int mdo_unlink(const struct lu_env *env, return c->mo_dir_ops->mdo_unlink(env, p, c, lname, ma); } +static inline int mdo_lum_lmm_cmp(const struct lu_env *env, + struct md_object *c, + const struct md_op_spec *spec, + struct md_attr *ma) +{ + LASSERT(c->mo_dir_ops->mdo_lum_lmm_cmp); + return c->mo_dir_ops->mdo_lum_lmm_cmp(env, c, spec, ma); +} + static inline int mdo_name_insert(const struct lu_env *env, struct md_object *p, const struct lu_name *lname, @@ -685,6 +904,54 @@ static inline int mdo_rename_tgt(const struct lu_env *env, } } -/** @} md */ +struct dt_device; +/** + * Structure to hold object information. This is used to create object + * \pre llod_dir exist + */ +struct lu_local_obj_desc { + const char *llod_dir; + const char *llod_name; + __u32 llod_oid; + int llod_is_index; + const struct dt_index_features *llod_feat; + cfs_list_t llod_linkage; +}; +struct md_object *llo_store_resolve(const struct lu_env *env, + struct md_device *md, + struct dt_device *dt, + const char *path, + struct lu_fid *fid); + +struct md_object *llo_store_open(const struct lu_env *env, + struct md_device *md, + struct dt_device *dt, + const char *dirname, + const char *objname, + struct lu_fid *fid); + +struct md_object *llo_store_create_index(const struct lu_env *env, + struct md_device *md, + struct dt_device *dt, + const char *dirname, + const char *objname, + const struct lu_fid *fid, + const struct dt_index_features *feat); + +struct md_object *llo_store_create(const struct lu_env *env, + struct md_device *md, + struct dt_device *dt, + const char *dirname, + const char *objname, + const struct lu_fid *fid); + +void llo_local_obj_register(struct lu_local_obj_desc *); +void llo_local_obj_unregister(struct lu_local_obj_desc *); + +int llo_local_objects_setup(const struct lu_env *env, + struct md_device * md, + struct dt_device * dt); + +/** @} md */ #endif /* _LINUX_MD_OBJECT_H */