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Message-Id: <1409433171-23572-8-git-send-email-green@linuxhacker.ru>
Date: Sat, 30 Aug 2014 17:12:46 -0400
From: Oleg Drokin <green@...uxhacker.ru>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
Andreas Dilger <andreas.dilger@...el.com>
Cc: "John L. Hammond" <john.hammond@...el.com>,
Oleg Drokin <oleg.drokin@...el.com>
Subject: [PATCH 07/12] staging/lustre: remove md_object.h
From: "John L. Hammond" <john.hammond@...el.com>
The declarations from lustre/include/md_object.h are not used so
remove them.
Signed-off-by: John L. Hammond <john.hammond@...el.com>
Signed-off-by: Oleg Drokin <oleg.drokin@...el.com>
---
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
--
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