staging/lustre: remove md_object.h
The declarations from lustre/include/md_object.h are not used so remove them. Signed-off-by: John L. Hammond <john.hammond@intel.com> Signed-off-by: Oleg Drokin <oleg.drokin@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
John L. Hammond
Greg Kroah-Hartman
parent
acbf9cea87
commit
1a339759f7
5 changed files with 0 additions and 903 deletions
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@ -48,7 +48,6 @@
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#include "../include/obd.h"
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#include "../include/obd_class.h"
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#include "../include/dt_object.h"
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#include "../include/md_object.h"
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#include "../include/obd_support.h"
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#include "../include/lustre_req_layout.h"
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#include "../include/lustre_fid.h"
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@ -54,7 +54,6 @@
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#include "../include/lprocfs_status.h"
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#include "../include/dt_object.h"
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#include "../include/md_object.h"
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#include "../include/lustre_req_layout.h"
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#include "../include/lustre_fld.h"
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#include "fld_internal.h"
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@ -53,7 +53,6 @@
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#include "../include/lprocfs_status.h"
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#include "../include/dt_object.h"
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#include "../include/md_object.h"
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#include "../include/lustre_req_layout.h"
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#include "../include/lustre_fld.h"
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#include "../include/lustre_mdc.h"
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@ -49,7 +49,6 @@
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#include "../include/obd.h"
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#include "../include/obd_class.h"
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#include "../include/dt_object.h"
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#include "../include/md_object.h"
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#include "../include/obd_support.h"
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#include "../include/lustre_req_layout.h"
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#include "../include/lustre_fld.h"
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@ -1,899 +0,0 @@
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/*
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* GPL HEADER START
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 only,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License version 2 for more details (a copy is included
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* in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; If not, see
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* http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*
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* GPL HEADER END
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*/
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/*
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* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
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* Use is subject to license terms.
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*
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* Copyright (c) 2011, 2012, Intel Corporation.
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*/
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/*
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* This file is part of Lustre, http://www.lustre.org/
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* Lustre is a trademark of Sun Microsystems, Inc.
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*
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* lustre/include/md_object.h
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*
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* Extension of lu_object.h for metadata objects
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*/
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#ifndef _LUSTRE_MD_OBJECT_H
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#define _LUSTRE_MD_OBJECT_H
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/** \defgroup md md
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* Sub-class of lu_object with methods common for "meta-data" objects in MDT
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* stack.
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*
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* Meta-data objects implement namespace operations: you can link, unlink
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* them, and treat them as directories.
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*
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* Examples: mdt, cmm, and mdt are implementations of md interface.
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* @{
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*/
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/*
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* super-class definitions.
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*/
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#include "dt_object.h"
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struct md_device;
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struct md_device_operations;
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struct md_object;
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struct obd_export;
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enum {
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UCRED_INVALID = -1,
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UCRED_INIT = 0,
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UCRED_OLD = 1,
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UCRED_NEW = 2
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};
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enum {
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MD_CAPAINFO_MAX = 5
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};
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/** there are at most 5 fids in one operation, see rename, NOTE the last one
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* is a temporary one used for is_subdir() */
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struct md_capainfo {
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__u32 mc_auth;
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__u32 mc_padding;
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struct lu_fid mc_fid[MD_CAPAINFO_MAX];
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struct lustre_capa *mc_capa[MD_CAPAINFO_MAX];
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};
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struct md_quota {
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struct obd_export *mq_exp;
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};
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/**
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* Implemented in mdd/mdd_handler.c.
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*
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* XXX should be moved into separate .h/.c together with all md security
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* related definitions.
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*/
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struct md_capainfo *md_capainfo(const struct lu_env *env);
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struct md_quota *md_quota(const struct lu_env *env);
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/** metadata attributes */
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enum ma_valid {
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MA_INODE = (1 << 0),
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MA_LOV = (1 << 1),
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MA_COOKIE = (1 << 2),
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MA_FLAGS = (1 << 3),
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MA_LMV = (1 << 4),
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MA_ACL_DEF = (1 << 5),
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MA_LOV_DEF = (1 << 6),
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MA_LAY_GEN = (1 << 7),
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MA_HSM = (1 << 8),
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MA_SOM = (1 << 9),
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MA_PFID = (1 << 10)
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};
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typedef enum {
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MDL_MINMODE = 0,
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MDL_EX = 1,
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MDL_PW = 2,
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MDL_PR = 4,
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MDL_CW = 8,
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MDL_CR = 16,
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MDL_NL = 32,
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MDL_GROUP = 64,
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MDL_MAXMODE
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} mdl_mode_t;
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typedef enum {
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MDT_NUL_LOCK = 0,
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MDT_REG_LOCK = (1 << 0),
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MDT_PDO_LOCK = (1 << 1)
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} mdl_type_t;
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/* memory structure for hsm attributes
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* for fields description see the on disk structure hsm_attrs
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* which is defined in lustre_idl.h
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*/
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struct md_hsm {
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__u32 mh_compat;
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__u32 mh_flags;
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__u64 mh_arch_id;
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__u64 mh_arch_ver;
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};
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#define IOEPOCH_INVAL 0
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/* memory structure for som attributes
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* for fields description see the on disk structure som_attrs
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* which is defined in lustre_idl.h
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*/
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struct md_som_data {
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__u32 msd_compat;
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__u32 msd_incompat;
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__u64 msd_ioepoch;
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__u64 msd_size;
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__u64 msd_blocks;
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__u64 msd_mountid;
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};
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struct md_attr {
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__u64 ma_valid;
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__u64 ma_need;
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__u64 ma_attr_flags;
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struct lu_attr ma_attr;
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struct lu_fid ma_pfid;
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struct md_hsm ma_hsm;
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struct lov_mds_md *ma_lmm;
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struct lmv_stripe_md *ma_lmv;
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void *ma_acl;
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struct llog_cookie *ma_cookie;
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struct lustre_capa *ma_capa;
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struct md_som_data *ma_som;
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int ma_lmm_size;
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int ma_lmv_size;
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int ma_acl_size;
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int ma_cookie_size;
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__u16 ma_layout_gen;
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};
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/** Additional parameters for create */
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struct md_op_spec {
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union {
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/** symlink target */
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const char *sp_symname;
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/** parent FID for cross-ref mkdir */
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const struct lu_fid *sp_pfid;
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/** eadata for regular files */
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struct md_spec_reg {
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/** lov objs exist already */
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const struct lu_fid *fid;
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const void *eadata;
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int eadatalen;
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} sp_ea;
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} u;
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/** Create flag from client: such as MDS_OPEN_CREAT, and others. */
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__u64 sp_cr_flags;
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/** don't create lov objects or llog cookie - this replay */
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unsigned int no_create:1,
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sp_cr_lookup:1, /* do lookup sanity check or not. */
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sp_rm_entry:1; /* only remove name entry */
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/** Current lock mode for parent dir where create is performing. */
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mdl_mode_t sp_cr_mode;
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/** to create directory */
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const struct dt_index_features *sp_feat;
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};
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/**
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* Operations implemented for each md object (both directory and leaf).
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*/
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struct md_object_operations {
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int (*moo_permission)(const struct lu_env *env,
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struct md_object *pobj, struct md_object *cobj,
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struct md_attr *attr, int mask);
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int (*moo_attr_get)(const struct lu_env *env, struct md_object *obj,
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struct md_attr *attr);
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int (*moo_attr_set)(const struct lu_env *env, struct md_object *obj,
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const struct md_attr *attr);
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int (*moo_xattr_get)(const struct lu_env *env, struct md_object *obj,
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struct lu_buf *buf, const char *name);
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int (*moo_xattr_list)(const struct lu_env *env, struct md_object *obj,
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struct lu_buf *buf);
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int (*moo_xattr_set)(const struct lu_env *env, struct md_object *obj,
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const struct lu_buf *buf, const char *name,
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int fl);
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int (*moo_xattr_del)(const struct lu_env *env, struct md_object *obj,
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const char *name);
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/** This method is used to swap the layouts between 2 objects */
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int (*moo_swap_layouts)(const struct lu_env *env,
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struct md_object *obj1, struct md_object *obj2,
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__u64 flags);
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/** \retval number of bytes actually read upon success */
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int (*moo_readpage)(const struct lu_env *env, struct md_object *obj,
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const struct lu_rdpg *rdpg);
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int (*moo_readlink)(const struct lu_env *env, struct md_object *obj,
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struct lu_buf *buf);
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int (*moo_changelog)(const struct lu_env *env,
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enum changelog_rec_type type, int flags,
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struct md_object *obj);
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/** part of cross-ref operation */
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int (*moo_object_create)(const struct lu_env *env,
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struct md_object *obj,
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const struct md_op_spec *spec,
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struct md_attr *ma);
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int (*moo_ref_add)(const struct lu_env *env,
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struct md_object *obj,
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const struct md_attr *ma);
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int (*moo_ref_del)(const struct lu_env *env,
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struct md_object *obj,
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struct md_attr *ma);
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int (*moo_open)(const struct lu_env *env,
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struct md_object *obj, int flag);
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int (*moo_close)(const struct lu_env *env, struct md_object *obj,
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struct md_attr *ma, int mode);
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int (*moo_capa_get)(const struct lu_env *, struct md_object *,
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struct lustre_capa *, int renewal);
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int (*moo_object_sync)(const struct lu_env *, struct md_object *);
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int (*moo_file_lock)(const struct lu_env *env, struct md_object *obj,
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struct lov_mds_md *lmm, struct ldlm_extent *extent,
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struct lustre_handle *lockh);
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int (*moo_file_unlock)(const struct lu_env *env, struct md_object *obj,
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struct lov_mds_md *lmm,
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struct lustre_handle *lockh);
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int (*moo_object_lock)(const struct lu_env *env, struct md_object *obj,
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struct lustre_handle *lh,
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struct ldlm_enqueue_info *einfo,
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void *policy);
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};
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/**
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* Operations implemented for each directory object.
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*/
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struct md_dir_operations {
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int (*mdo_is_subdir) (const struct lu_env *env, struct md_object *obj,
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const struct lu_fid *fid, struct lu_fid *sfid);
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int (*mdo_lookup)(const struct lu_env *env, struct md_object *obj,
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const struct lu_name *lname, struct lu_fid *fid,
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struct md_op_spec *spec);
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mdl_mode_t (*mdo_lock_mode)(const struct lu_env *env,
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struct md_object *obj,
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mdl_mode_t mode);
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int (*mdo_create)(const struct lu_env *env, struct md_object *pobj,
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const struct lu_name *lname, struct md_object *child,
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struct md_op_spec *spec,
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struct md_attr *ma);
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/** This method is used for creating data object for this meta object*/
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int (*mdo_create_data)(const struct lu_env *env, struct md_object *p,
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struct md_object *o,
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const struct md_op_spec *spec,
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struct md_attr *ma);
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int (*mdo_rename)(const struct lu_env *env, struct md_object *spobj,
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struct md_object *tpobj, const struct lu_fid *lf,
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const struct lu_name *lsname, struct md_object *tobj,
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const struct lu_name *ltname, struct md_attr *ma);
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int (*mdo_link)(const struct lu_env *env, struct md_object *tgt_obj,
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struct md_object *src_obj, const struct lu_name *lname,
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struct md_attr *ma);
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int (*mdo_unlink)(const struct lu_env *env, struct md_object *pobj,
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struct md_object *cobj, const struct lu_name *lname,
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struct md_attr *ma, int no_name);
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/** This method is used to compare a requested layout to an existing
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* layout (struct lov_mds_md_v1/3 vs struct lov_mds_md_v1/3) */
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int (*mdo_lum_lmm_cmp)(const struct lu_env *env,
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struct md_object *cobj,
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const struct md_op_spec *spec,
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struct md_attr *ma);
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/** partial ops for cross-ref case */
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int (*mdo_name_insert)(const struct lu_env *env,
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struct md_object *obj,
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const struct lu_name *lname,
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const struct lu_fid *fid,
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const struct md_attr *ma);
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int (*mdo_name_remove)(const struct lu_env *env,
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struct md_object *obj,
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const struct lu_name *lname,
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const struct md_attr *ma);
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int (*mdo_rename_tgt)(const struct lu_env *env, struct md_object *pobj,
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struct md_object *tobj, const struct lu_fid *fid,
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const struct lu_name *lname, struct md_attr *ma);
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};
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struct md_device_operations {
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/** meta-data device related handlers. */
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int (*mdo_root_get)(const struct lu_env *env, struct md_device *m,
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struct lu_fid *f);
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int (*mdo_maxeasize_get)(const struct lu_env *env, struct md_device *m,
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int *easize);
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int (*mdo_statfs)(const struct lu_env *env, struct md_device *m,
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struct obd_statfs *sfs);
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int (*mdo_init_capa_ctxt)(const struct lu_env *env, struct md_device *m,
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int mode, unsigned long timeout, __u32 alg,
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struct lustre_capa_key *keys);
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int (*mdo_update_capa_key)(const struct lu_env *env,
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struct md_device *m,
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struct lustre_capa_key *key);
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int (*mdo_llog_ctxt_get)(const struct lu_env *env,
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struct md_device *m, int idx, void **h);
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int (*mdo_iocontrol)(const struct lu_env *env, struct md_device *m,
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unsigned int cmd, int len, void *data);
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};
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enum md_upcall_event {
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/** Sync the md layer*/
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MD_LOV_SYNC = (1 << 0),
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/** Just for split, no need trans, for replay */
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MD_NO_TRANS = (1 << 1),
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MD_LOV_CONFIG = (1 << 2),
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/** Trigger quota recovery */
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MD_LOV_QUOTA = (1 << 3)
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};
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struct md_upcall {
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/** this lock protects upcall using against its removal
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* read lock is for usage the upcall, write - for init/fini */
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struct rw_semaphore mu_upcall_sem;
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/** device to call, upper layer normally */
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struct md_device *mu_upcall_dev;
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/** upcall function */
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int (*mu_upcall)(const struct lu_env *env, struct md_device *md,
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enum md_upcall_event ev, void *data);
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};
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struct md_device {
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struct lu_device md_lu_dev;
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const struct md_device_operations *md_ops;
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struct md_upcall md_upcall;
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};
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static inline void md_upcall_init(struct md_device *m, void *upcl)
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{
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init_rwsem(&m->md_upcall.mu_upcall_sem);
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m->md_upcall.mu_upcall_dev = NULL;
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m->md_upcall.mu_upcall = upcl;
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}
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static inline void md_upcall_dev_set(struct md_device *m, struct md_device *up)
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{
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down_write(&m->md_upcall.mu_upcall_sem);
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m->md_upcall.mu_upcall_dev = up;
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up_write(&m->md_upcall.mu_upcall_sem);
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}
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||||
|
||||
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 */
|
||||
Loading…
Add table
Reference in a new issue