From: "John L. Hammond" <john.hammond@xxxxxxxxx> The declarations from lustre/include/md_object.h are not used so remove them. Signed-off-by: John L. Hammond <john.hammond@xxxxxxxxx> Signed-off-by: Oleg Drokin <oleg.drokin@xxxxxxxxx> --- drivers/staging/lustre/lustre/fid/lproc_fid.c | 1 - drivers/staging/lustre/lustre/fld/fld_cache.c | 1 - drivers/staging/lustre/lustre/fld/fld_request.c | 1 - drivers/staging/lustre/lustre/fld/lproc_fld.c | 1 - drivers/staging/lustre/lustre/include/md_object.h | 899 ---------------------- 5 files changed, 903 deletions(-) delete mode 100644 drivers/staging/lustre/lustre/include/md_object.h diff --git a/drivers/staging/lustre/lustre/fid/lproc_fid.c b/drivers/staging/lustre/lustre/fid/lproc_fid.c index 92a27fa..c9fa676 100644 --- a/drivers/staging/lustre/lustre/fid/lproc_fid.c +++ b/drivers/staging/lustre/lustre/fid/lproc_fid.c @@ -48,7 +48,6 @@ #include "../include/obd.h" #include "../include/obd_class.h" #include "../include/dt_object.h" -#include "../include/md_object.h" #include "../include/obd_support.h" #include "../include/lustre_req_layout.h" #include "../include/lustre_fid.h" diff --git a/drivers/staging/lustre/lustre/fld/fld_cache.c b/drivers/staging/lustre/lustre/fld/fld_cache.c index f5a340a..5d95d0b 100644 --- a/drivers/staging/lustre/lustre/fld/fld_cache.c +++ b/drivers/staging/lustre/lustre/fld/fld_cache.c @@ -54,7 +54,6 @@ #include "../include/lprocfs_status.h" #include "../include/dt_object.h" -#include "../include/md_object.h" #include "../include/lustre_req_layout.h" #include "../include/lustre_fld.h" #include "fld_internal.h" diff --git a/drivers/staging/lustre/lustre/fld/fld_request.c b/drivers/staging/lustre/lustre/fld/fld_request.c index f63c669..02454db 100644 --- a/drivers/staging/lustre/lustre/fld/fld_request.c +++ b/drivers/staging/lustre/lustre/fld/fld_request.c @@ -53,7 +53,6 @@ #include "../include/lprocfs_status.h" #include "../include/dt_object.h" -#include "../include/md_object.h" #include "../include/lustre_req_layout.h" #include "../include/lustre_fld.h" #include "../include/lustre_mdc.h" diff --git a/drivers/staging/lustre/lustre/fld/lproc_fld.c b/drivers/staging/lustre/lustre/fld/lproc_fld.c index 7f6bcc6..95e7de1 100644 --- a/drivers/staging/lustre/lustre/fld/lproc_fld.c +++ b/drivers/staging/lustre/lustre/fld/lproc_fld.c @@ -49,7 +49,6 @@ #include "../include/obd.h" #include "../include/obd_class.h" #include "../include/dt_object.h" -#include "../include/md_object.h" #include "../include/obd_support.h" #include "../include/lustre_req_layout.h" #include "../include/lustre_fld.h" diff --git a/drivers/staging/lustre/lustre/include/md_object.h b/drivers/staging/lustre/lustre/include/md_object.h deleted file mode 100644 index 454a230..0000000 --- a/drivers/staging/lustre/lustre/include/md_object.h +++ /dev/null @@ -1,899 +0,0 @@ -/* - * GPL HEADER START - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 only, - * as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License version 2 for more details (a copy is included - * in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU General Public License - * version 2 along with this program; If not, see - * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf - * - * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, - * CA 95054 USA or visit www.sun.com if you need additional information or - * have any questions. - * - * GPL HEADER END - */ -/* - * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. - * Use is subject to license terms. - * - * Copyright (c) 2011, 2012, Intel Corporation. - */ -/* - * This file is part of Lustre, http://www.lustre.org/ - * Lustre is a trademark of Sun Microsystems, Inc. - * - * lustre/include/md_object.h - * - * Extension of lu_object.h for metadata objects - */ - -#ifndef _LUSTRE_MD_OBJECT_H -#define _LUSTRE_MD_OBJECT_H - -/** \defgroup md md - * Sub-class of lu_object with methods common for "meta-data" objects in MDT - * stack. - * - * Meta-data objects implement namespace operations: you can link, unlink - * them, and treat them as directories. - * - * Examples: mdt, cmm, and mdt are implementations of md interface. - * @{ - */ - - -/* - * super-class definitions. - */ -#include "dt_object.h" - -struct md_device; -struct md_device_operations; -struct md_object; -struct obd_export; - -enum { - UCRED_INVALID = -1, - UCRED_INIT = 0, - UCRED_OLD = 1, - UCRED_NEW = 2 -}; - -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 { - __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. - * - * XXX should be moved into separate .h/.c together with all md security - * related definitions. - */ -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 { - MA_INODE = (1 << 0), - MA_LOV = (1 << 1), - MA_COOKIE = (1 << 2), - MA_FLAGS = (1 << 3), - MA_LMV = (1 << 4), - MA_ACL_DEF = (1 << 5), - MA_LOV_DEF = (1 << 6), - MA_LAY_GEN = (1 << 7), - MA_HSM = (1 << 8), - MA_SOM = (1 << 9), - MA_PFID = (1 << 10) -}; - -typedef enum { - MDL_MINMODE = 0, - MDL_EX = 1, - MDL_PW = 2, - MDL_PR = 4, - MDL_CW = 8, - MDL_CR = 16, - MDL_NL = 32, - MDL_GROUP = 64, - MDL_MAXMODE -} mdl_mode_t; - -typedef enum { - MDT_NUL_LOCK = 0, - MDT_REG_LOCK = (1 << 0), - MDT_PDO_LOCK = (1 << 1) -} mdl_type_t; - -/* memory structure for hsm attributes - * for fields description see the on disk structure hsm_attrs - * which is defined in lustre_idl.h - */ -struct md_hsm { - __u32 mh_compat; - __u32 mh_flags; - __u64 mh_arch_id; - __u64 mh_arch_ver; -}; - -#define IOEPOCH_INVAL 0 - -/* memory structure for som attributes - * for fields description see the on disk structure som_attrs - * which is defined in lustre_idl.h - */ -struct md_som_data { - __u32 msd_compat; - __u32 msd_incompat; - __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; - struct lmv_stripe_md *ma_lmv; - void *ma_acl; - struct llog_cookie *ma_cookie; - 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 */ -struct md_op_spec { - union { - /** symlink target */ - const char *sp_symname; - /** parent FID for cross-ref mkdir */ - const struct lu_fid *sp_pfid; - /** eadata for regular files */ - struct md_spec_reg { - /** lov objs exist already */ - const struct lu_fid *fid; - const void *eadata; - int eadatalen; - } sp_ea; - } u; - - /** Create flag from client: such as MDS_OPEN_CREAT, and others. */ - __u64 sp_cr_flags; - - /** don't create lov objects or llog cookie - this replay */ - unsigned int no_create:1, - sp_cr_lookup:1, /* do lookup sanity check or not. */ - sp_rm_entry:1; /* only remove name entry */ - - /** Current lock mode for parent dir where create is performing. */ - mdl_mode_t sp_cr_mode; - - /** to create directory */ - const struct dt_index_features *sp_feat; -}; - -/** - * Operations implemented for each md object (both directory and leaf). - */ -struct md_object_operations { - int (*moo_permission)(const struct lu_env *env, - struct md_object *pobj, struct md_object *cobj, - struct md_attr *attr, int mask); - - int (*moo_attr_get)(const struct lu_env *env, struct md_object *obj, - struct md_attr *attr); - - int (*moo_attr_set)(const struct lu_env *env, struct md_object *obj, - const struct md_attr *attr); - - int (*moo_xattr_get)(const struct lu_env *env, struct md_object *obj, - struct lu_buf *buf, const char *name); - - int (*moo_xattr_list)(const struct lu_env *env, struct md_object *obj, - struct lu_buf *buf); - - int (*moo_xattr_set)(const struct lu_env *env, struct md_object *obj, - const struct lu_buf *buf, const char *name, - int fl); - - int (*moo_xattr_del)(const struct lu_env *env, struct md_object *obj, - const char *name); - - /** This method is used to swap the layouts between 2 objects */ - int (*moo_swap_layouts)(const struct lu_env *env, - struct md_object *obj1, struct md_object *obj2, - __u64 flags); - - /** \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, - const struct md_op_spec *spec, - struct md_attr *ma); - - int (*moo_ref_add)(const struct lu_env *env, - struct md_object *obj, - const struct md_attr *ma); - - int (*moo_ref_del)(const struct lu_env *env, - struct md_object *obj, - struct md_attr *ma); - - int (*moo_open)(const struct lu_env *env, - struct md_object *obj, int flag); - - int (*moo_close)(const struct lu_env *env, struct md_object *obj, - 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_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); - int (*moo_object_lock)(const struct lu_env *env, struct md_object *obj, - struct lustre_handle *lh, - struct ldlm_enqueue_info *einfo, - void *policy); -}; - -/** - * Operations implemented for each directory object. - */ -struct md_dir_operations { - int (*mdo_is_subdir) (const struct lu_env *env, struct md_object *obj, - const struct lu_fid *fid, struct lu_fid *sfid); - - int (*mdo_lookup)(const struct lu_env *env, struct md_object *obj, - const struct lu_name *lname, struct lu_fid *fid, - struct md_op_spec *spec); - - mdl_mode_t (*mdo_lock_mode)(const struct lu_env *env, - struct md_object *obj, - mdl_mode_t mode); - - int (*mdo_create)(const struct lu_env *env, struct md_object *pobj, - const struct lu_name *lname, struct md_object *child, - struct md_op_spec *spec, - struct md_attr *ma); - - /** This method is used for creating data object for this meta object*/ - int (*mdo_create_data)(const struct lu_env *env, struct md_object *p, - struct md_object *o, - const struct md_op_spec *spec, - struct md_attr *ma); - - int (*mdo_rename)(const struct lu_env *env, struct md_object *spobj, - struct md_object *tpobj, const struct lu_fid *lf, - const struct lu_name *lsname, struct md_object *tobj, - const struct lu_name *ltname, struct md_attr *ma); - - int (*mdo_link)(const struct lu_env *env, struct md_object *tgt_obj, - struct md_object *src_obj, const struct lu_name *lname, - struct md_attr *ma); - - int (*mdo_unlink)(const struct lu_env *env, struct md_object *pobj, - struct md_object *cobj, const struct lu_name *lname, - struct md_attr *ma, int no_name); - - /** 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, - const struct lu_name *lname, - const struct lu_fid *fid, - const struct md_attr *ma); - - int (*mdo_name_remove)(const struct lu_env *env, - struct md_object *obj, - const struct lu_name *lname, - const struct md_attr *ma); - - int (*mdo_rename_tgt)(const struct lu_env *env, struct md_object *pobj, - struct md_object *tobj, const struct lu_fid *fid, - const struct lu_name *lname, struct md_attr *ma); -}; - -struct md_device_operations { - /** meta-data device related handlers. */ - int (*mdo_root_get)(const struct lu_env *env, struct md_device *m, - struct lu_fid *f); - - int (*mdo_maxeasize_get)(const struct lu_env *env, struct md_device *m, - int *easize); - - int (*mdo_statfs)(const struct lu_env *env, struct md_device *m, - struct obd_statfs *sfs); - - int (*mdo_init_capa_ctxt)(const struct lu_env *env, struct md_device *m, - int mode, unsigned long timeout, __u32 alg, - struct lustre_capa_key *keys); - - 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); -}; - -enum md_upcall_event { - /** 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), - /** 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; - /** 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, void *data); -}; - -struct md_device { - struct lu_device md_lu_dev; - const struct md_device_operations *md_ops; - 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); - 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); - m->md_upcall.mu_upcall_dev = up; - 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); - m->md_upcall.mu_upcall_dev = NULL; - m->md_upcall.mu_upcall = NULL; - 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, void *data) -{ - int rc = 0; - 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, data); - } - up_read(&m->md_upcall.mu_upcall_sem); - return rc; -} - -struct md_object { - struct lu_object mo_lu; - const struct md_object_operations *mo_ops; - const struct md_dir_operations *mo_dir_ops; -}; - -/** - * seq-server site. - */ -struct seq_server_site { - struct lu_site *ss_lu; - /** - * mds number of this site. - */ - u32 ss_node_id; - /** - * Fid location database - */ - struct lu_server_fld *ss_server_fld; - struct lu_client_fld *ss_client_fld; - - /** - * Server Seq Manager - */ - struct lu_server_seq *ss_server_seq; - - /** - * Controller Seq Manager - */ - struct lu_server_seq *ss_control_seq; - struct obd_export *ss_control_exp; - - /** - * Client Seq Manager - */ - struct lu_client_seq *ss_client_seq; -}; - -static inline struct md_device *lu2md_dev(const struct lu_device *d) -{ - LASSERT(IS_ERR(d) || lu_device_is_md(d)); - return container_of0(d, struct md_device, md_lu_dev); -} - -static inline struct lu_device *md2lu_dev(struct md_device *d) -{ - return &d->md_lu_dev; -} - -static inline struct md_object *lu2md(const struct lu_object *o) -{ - LASSERT(o == NULL || IS_ERR(o) || lu_device_is_md(o->lo_dev)); - return container_of0(o, struct md_object, mo_lu); -} - -static inline struct md_object *md_object_next(const struct md_object *obj) -{ - return (obj ? lu2md(lu_object_next(&obj->mo_lu)) : NULL); -} - -static inline struct md_device *md_obj2dev(const struct md_object *o) -{ - 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 int md_device_init(struct md_device *md, struct lu_device_type *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); -} - -static inline struct md_object *md_object_find_slice(const struct lu_env *env, - struct md_device *md, - const struct lu_fid *f) -{ - return lu2md(lu_object_find_slice(env, md2lu_dev(md), f, NULL)); -} - - -/** md operations */ -static inline int mo_permission(const struct lu_env *env, - struct md_object *p, - struct md_object *c, - struct md_attr *at, - int mask) -{ - LASSERT(c->mo_ops->moo_permission); - return c->mo_ops->moo_permission(env, p, c, at, mask); -} - -static inline int mo_attr_get(const struct lu_env *env, - struct md_object *m, - struct md_attr *at) -{ - LASSERT(m->mo_ops->moo_attr_get); - return m->mo_ops->moo_attr_get(env, m, at); -} - -static inline int mo_readlink(const struct lu_env *env, - struct md_object *m, - struct lu_buf *buf) -{ - LASSERT(m->mo_ops->moo_readlink); - 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) -{ - LASSERT(m->mo_ops->moo_attr_set); - return m->mo_ops->moo_attr_set(env, m, at); -} - -static inline int mo_xattr_get(const struct lu_env *env, - struct md_object *m, - struct lu_buf *buf, - const char *name) -{ - LASSERT(m->mo_ops->moo_xattr_get); - return m->mo_ops->moo_xattr_get(env, m, buf, name); -} - -static inline int mo_xattr_del(const struct lu_env *env, - struct md_object *m, - const char *name) -{ - LASSERT(m->mo_ops->moo_xattr_del); - return m->mo_ops->moo_xattr_del(env, m, name); -} - -static inline int mo_xattr_set(const struct lu_env *env, - struct md_object *m, - const struct lu_buf *buf, - const char *name, - int flags) -{ - LASSERT(m->mo_ops->moo_xattr_set); - return m->mo_ops->moo_xattr_set(env, m, buf, name, flags); -} - -static inline int mo_xattr_list(const struct lu_env *env, - struct md_object *m, - struct lu_buf *buf) -{ - LASSERT(m->mo_ops->moo_xattr_list); - return m->mo_ops->moo_xattr_list(env, m, buf); -} - -static inline int mo_swap_layouts(const struct lu_env *env, - struct md_object *o1, - struct md_object *o2, __u64 flags) -{ - LASSERT(o1->mo_ops->moo_swap_layouts); - LASSERT(o2->mo_ops->moo_swap_layouts); - if (o1->mo_ops->moo_swap_layouts != o2->mo_ops->moo_swap_layouts) - return -EPERM; - return o1->mo_ops->moo_swap_layouts(env, o1, o2, flags); -} - -static inline int mo_open(const struct lu_env *env, - struct md_object *m, - int flags) -{ - LASSERT(m->mo_ops->moo_open); - return m->mo_ops->moo_open(env, m, flags); -} - -static inline int mo_close(const struct lu_env *env, - struct md_object *m, - struct md_attr *ma, - int mode) -{ - LASSERT(m->mo_ops->moo_close); - return m->mo_ops->moo_close(env, m, ma, mode); -} - -static inline int mo_readpage(const struct lu_env *env, - struct md_object *m, - const struct lu_rdpg *rdpg) -{ - LASSERT(m->mo_ops->moo_readpage); - return m->mo_ops->moo_readpage(env, m, rdpg); -} - -static inline int mo_object_create(const struct lu_env *env, - struct md_object *m, - const struct md_op_spec *spc, - struct md_attr *at) -{ - LASSERT(m->mo_ops->moo_object_create); - return m->mo_ops->moo_object_create(env, m, spc, at); -} - -static inline int mo_ref_add(const struct lu_env *env, - struct md_object *m, - const struct md_attr *ma) -{ - LASSERT(m->mo_ops->moo_ref_add); - return m->mo_ops->moo_ref_add(env, m, ma); -} - -static inline int mo_ref_del(const struct lu_env *env, - struct md_object *m, - struct md_attr *ma) -{ - LASSERT(m->mo_ops->moo_ref_del); - return m->mo_ops->moo_ref_del(env, m, ma); -} - -static inline int mo_capa_get(const struct lu_env *env, - struct md_object *m, - struct lustre_capa *c, - int renewal) -{ - LASSERT(m->mo_ops->moo_capa_get); - return m->mo_ops->moo_capa_get(env, m, c, renewal); -} - -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 mo_object_lock(const struct lu_env *env, - struct md_object *m, - struct lustre_handle *lh, - struct ldlm_enqueue_info *einfo, - void *policy) -{ - LASSERT(m->mo_ops->moo_object_lock); - return m->mo_ops->moo_object_lock(env, m, lh, einfo, policy); -} - -static inline int mdo_lookup(const struct lu_env *env, - struct md_object *p, - const struct lu_name *lname, - struct lu_fid *f, - struct md_op_spec *spec) -{ - LASSERT(p->mo_dir_ops->mdo_lookup); - return p->mo_dir_ops->mdo_lookup(env, p, lname, f, spec); -} - -static inline mdl_mode_t mdo_lock_mode(const struct lu_env *env, - struct md_object *mo, - mdl_mode_t lm) -{ - if (mo->mo_dir_ops->mdo_lock_mode == NULL) - return MDL_MINMODE; - return mo->mo_dir_ops->mdo_lock_mode(env, mo, lm); -} - -static inline int mdo_create(const struct lu_env *env, - struct md_object *p, - const struct lu_name *lchild_name, - struct md_object *c, - struct md_op_spec *spc, - struct md_attr *at) -{ - LASSERT(p->mo_dir_ops->mdo_create); - return p->mo_dir_ops->mdo_create(env, p, lchild_name, c, spc, at); -} - -static inline int mdo_create_data(const struct lu_env *env, - struct md_object *p, - struct md_object *c, - const struct md_op_spec *spec, - struct md_attr *ma) -{ - LASSERT(c->mo_dir_ops->mdo_create_data); - return c->mo_dir_ops->mdo_create_data(env, p, c, spec, ma); -} - -static inline int mdo_rename(const struct lu_env *env, - struct md_object *sp, - struct md_object *tp, - const struct lu_fid *lf, - const struct lu_name *lsname, - struct md_object *t, - const struct lu_name *ltname, - struct md_attr *ma) -{ - LASSERT(tp->mo_dir_ops->mdo_rename); - return tp->mo_dir_ops->mdo_rename(env, sp, tp, lf, lsname, t, ltname, - ma); -} - -static inline int mdo_is_subdir(const struct lu_env *env, - struct md_object *mo, - const struct lu_fid *fid, - struct lu_fid *sfid) -{ - LASSERT(mo->mo_dir_ops->mdo_is_subdir); - return mo->mo_dir_ops->mdo_is_subdir(env, mo, fid, sfid); -} - -static inline int mdo_link(const struct lu_env *env, - struct md_object *p, - struct md_object *s, - const struct lu_name *lname, - struct md_attr *ma) -{ - LASSERT(s->mo_dir_ops->mdo_link); - return s->mo_dir_ops->mdo_link(env, p, s, lname, ma); -} - -static inline int mdo_unlink(const struct lu_env *env, - struct md_object *p, - struct md_object *c, - const struct lu_name *lname, - struct md_attr *ma, int no_name) -{ - LASSERT(p->mo_dir_ops->mdo_unlink); - return p->mo_dir_ops->mdo_unlink(env, p, c, lname, ma, no_name); -} - -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, - const struct lu_fid *f, - const struct md_attr *ma) -{ - LASSERT(p->mo_dir_ops->mdo_name_insert); - return p->mo_dir_ops->mdo_name_insert(env, p, lname, f, ma); -} - -static inline int mdo_name_remove(const struct lu_env *env, - struct md_object *p, - const struct lu_name *lname, - const struct md_attr *ma) -{ - LASSERT(p->mo_dir_ops->mdo_name_remove); - return p->mo_dir_ops->mdo_name_remove(env, p, lname, ma); -} - -static inline int mdo_rename_tgt(const struct lu_env *env, - struct md_object *p, - struct md_object *t, - const struct lu_fid *lf, - const struct lu_name *lname, - struct md_attr *ma) -{ - if (t) { - LASSERT(t->mo_dir_ops->mdo_rename_tgt); - return t->mo_dir_ops->mdo_rename_tgt(env, p, t, lf, lname, ma); - } else { - LASSERT(p->mo_dir_ops->mdo_rename_tgt); - return p->mo_dir_ops->mdo_rename_tgt(env, p, t, lf, lname, ma); - } -} - -/** - * Used in MDD/OUT layer for object lock rule - **/ -enum mdd_object_role { - MOR_SRC_PARENT, - MOR_SRC_CHILD, - MOR_TGT_PARENT, - MOR_TGT_CHILD, - MOR_TGT_ORPHAN -}; - -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; - struct list_head llod_linkage; -}; - -struct lu_ucred { - __u32 uc_valid; - __u32 uc_o_uid; - __u32 uc_o_gid; - __u32 uc_o_fsuid; - __u32 uc_o_fsgid; - __u32 uc_uid; - __u32 uc_gid; - __u32 uc_fsuid; - __u32 uc_fsgid; - __u32 uc_suppgids[2]; - cfs_cap_t uc_cap; - __u32 uc_umask; - struct group_info *uc_ginfo; - struct md_identity *uc_identity; -}; - -struct lu_ucred *lu_ucred(const struct lu_env *env); - -struct lu_ucred *lu_ucred_check(const struct lu_env *env); - -struct lu_ucred *lu_ucred_assert(const struct lu_env *env); - -int lu_ucred_global_init(void); - -void lu_ucred_global_fini(void); - -#define md_cap_t(x) (x) - -#define MD_CAP_TO_MASK(x) (1 << (x)) - -#define md_cap_raised(c, flag) (md_cap_t(c) & MD_CAP_TO_MASK(flag)) - -/* capable() is copied from linux kernel! */ -static inline int md_capable(struct lu_ucred *uc, cfs_cap_t cap) -{ - if (md_cap_raised(uc->uc_cap, cap)) - return 1; - return 0; -} - -/** @} md */ -#endif /* _LINUX_MD_OBJECT_H */ -- 1.9.3 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
