X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Finclude%2Flustre_mds.h;h=cb43281574890c0b5b9f0ce8d1a70a34629dbdc3;hp=dac9f11a0dea8d5c1ca24e428d360d959ff19ee3;hb=f2b224a48cb00f885b9df2cc56e349dae5f27f9e;hpb=a4921671d04d8a8658bbb1aff8ba022b99e6e1ba diff --git a/lustre/include/lustre_mds.h b/lustre/include/lustre_mds.h index dac9f11..cb43281 100644 --- a/lustre/include/lustre_mds.h +++ b/lustre/include/lustre_mds.h @@ -1,6 +1,4 @@ -/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*- - * vim:expandtab:shiftwidth=8:tabstop=8: - * +/* * GPL HEADER START * * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. @@ -17,17 +15,15 @@ * * 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. + * http://www.gnu.org/licenses/gpl-2.0.html * * GPL HEADER END */ /* - * Copyright 2008 Sun Microsystems, Inc. All rights reserved + * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. * Use is subject to license terms. + * + * Copyright (c) 2011, 2014, Intel Corporation. */ /* * This file is part of Lustre, http://www.lustre.org/ @@ -42,43 +38,58 @@ #ifndef _LUSTRE_MDS_H #define _LUSTRE_MDS_H +/** \defgroup mds mds + * + * @{ + */ + #include #include -#include +#include #include #include -#include #include -#if defined(__linux__) -#include -#elif defined(__APPLE__) -#include -#elif defined(__WINNT__) -#include -#else -#error Unsupported operating system. -#endif - struct mds_group_info { struct obd_uuid *uuid; int group; }; -/* mds/mds_lov.c */ -int mds_lov_write_objids(struct obd_device *obd); -int mds_lov_prepare_objids(struct obd_device *obd, struct lov_mds_md *lmm); -void mds_lov_update_objids(struct obd_device *obd, struct lov_mds_md *lmm); +struct mds_capa_info { + struct obd_uuid *uuid; + struct lustre_capa_key *capa; +}; +struct md_rejig_data { + struct md_object *mrd_obj; + __u16 mrd_mirror_id; +}; #define MDD_OBD_NAME "mdd_obd" #define MDD_OBD_UUID "mdd_obd_uuid" -#define MDD_OBD_TYPE "mds" -static inline int md_should_create(__u32 flags) +static inline int md_should_create(u64 open_flags) +{ + return !(open_flags & MDS_OPEN_DELAY_CREATE) && + (open_flags & MDS_FMODE_WRITE) && + !(open_flags & MDS_OPEN_LEASE); +} + +/* do NOT or the MAY_*'s, you'll get the weakest */ +static inline int mds_accmode(u64 open_flags) { - return !(flags & MDS_OPEN_DELAY_CREATE || - !(flags & FMODE_WRITE)); + int res = 0; + + if (open_flags & MDS_FMODE_READ) + res |= MAY_READ; + if (open_flags & (MDS_FMODE_WRITE | MDS_OPEN_TRUNC | MDS_OPEN_APPEND)) + res |= MAY_WRITE; + if (open_flags & MDS_FMODE_EXEC) + res = MAY_EXEC; + + return res; } +/** @} mds */ + #endif