diff options
Diffstat (limited to 'drivers/staging/lustre/lustre/include/linux/lvfs.h')
-rw-r--r-- | drivers/staging/lustre/lustre/include/linux/lvfs.h | 134 |
1 files changed, 0 insertions, 134 deletions
diff --git a/drivers/staging/lustre/lustre/include/linux/lvfs.h b/drivers/staging/lustre/lustre/include/linux/lvfs.h deleted file mode 100644 index dd1be9c39829..000000000000 --- a/drivers/staging/lustre/lustre/include/linux/lvfs.h +++ /dev/null @@ -1,134 +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) 2003, 2010, Oracle and/or its affiliates. All rights reserved. - * Use is subject to license terms. - * - * Copyright (c) 2012, Intel Corporation. - */ -/* - * This file is part of Lustre, http://www.lustre.org/ - * Lustre is a trademark of Sun Microsystems, Inc. - * - * lustre/include/linux/lvfs.h - * - * lustre VFS/process permission interface - */ - -#ifndef __LINUX_LVFS_H__ -#define __LINUX_LVFS_H__ - -#ifndef __LVFS_H__ -#error Do not #include this file directly. #include <lvfs.h> instead -#endif - -#include "lustre_compat25.h" -#include "lustre_common.h" -#include "lvfs_linux.h" - -#define LLOG_LVFS - -/* simple.c */ - -struct lvfs_ucred { - kuid_t luc_uid; - kgid_t luc_gid; - kuid_t luc_fsuid; - kgid_t luc_fsgid; - kernel_cap_t luc_cap; - __u32 luc_umask; - struct group_info *luc_ginfo; - struct md_identity *luc_identity; -}; - -struct lvfs_callback_ops { - struct dentry *(*l_fid2dentry)(__u64 id_ino, __u32 gen, __u64 gr, void *data); -}; - -#define OBD_RUN_CTXT_MAGIC 0xC0FFEEAA -#define OBD_CTXT_DEBUG /* development-only debugging */ -struct lvfs_run_ctxt { - struct vfsmount *pwdmnt; - struct dentry *pwd; - mm_segment_t fs; - struct lvfs_ucred luc; - int ngroups; - struct lvfs_callback_ops cb_ops; - struct group_info *group_info; - struct dt_device *dt; -#ifdef OBD_CTXT_DEBUG - __u32 magic; -#endif -}; - -#ifdef OBD_CTXT_DEBUG -#define OBD_SET_CTXT_MAGIC(ctxt) (ctxt)->magic = OBD_RUN_CTXT_MAGIC -#else -#define OBD_SET_CTXT_MAGIC(ctxt) do {} while(0) -#endif - - -int lustre_rename(struct dentry *dir, struct vfsmount *mnt, char *oldname, - char *newname); - -static inline void l_dput(struct dentry *de) -{ - if (!de || IS_ERR(de)) - return; - //shrink_dcache_parent(de); - LASSERT(d_count(de) > 0); - dput(de); -} - -/* We need to hold the inode semaphore over the dcache lookup itself, or we - * run the risk of entering the filesystem lookup path concurrently on SMP - * systems, and instantiating two inodes for the same entry. We still - * protect against concurrent addition/removal races with the DLM locking. - */ -static inline struct dentry *ll_lookup_one_len(const char *fid_name, - struct dentry *dparent, - int fid_namelen) -{ - struct dentry *dchild; - - mutex_lock(&dparent->d_inode->i_mutex); - dchild = lookup_one_len(fid_name, dparent, fid_namelen); - mutex_unlock(&dparent->d_inode->i_mutex); - - if (IS_ERR(dchild) || dchild->d_inode == NULL) - return dchild; - - if (is_bad_inode(dchild->d_inode)) { - CERROR("bad inode returned %lu/%u\n", - dchild->d_inode->i_ino, dchild->d_inode->i_generation); - dput(dchild); - dchild = ERR_PTR(-ENOENT); - } - return dchild; -} - - -#endif |