-/* -*- 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.
* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * 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/
#if defined __KERNEL__
#include <linux/lustre_compat25.h>
+#include <linux/lustre_common.h>
#include <linux/lvfs_linux.h>
#else
-struct group_info { /* unused */ };
#include <liblustre.h>
#endif
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 __KERNEL__
struct dentry *simple_mkdir(struct dentry *dir, struct vfsmount *mnt,
- char *name, int mode, int fix);
-struct dentry *simple_mknod(struct dentry *dir, char *name, int mode, int fix);
+ const char *name, int mode, int fix);
int lustre_rename(struct dentry *dir, struct vfsmount *mnt, char *oldname,
char *newname);
-int lustre_fread(struct file *file, void *buf, int len, loff_t *off);
-int lustre_fwrite(struct file *file, const void *buf, int len, loff_t *off);
-int lustre_fsync(struct file *file);
-long l_readdir(struct file * file, struct list_head *dentry_list);
static inline void l_dput(struct dentry *de)
{
if (!de || IS_ERR(de))
return;
//shrink_dcache_parent(de);
- LASSERT(atomic_read(&de->d_count) > 0);
+ LASSERT(d_refcount(de) > 0);
dput(de);
}
struct dentry *dparent,
int fid_namelen)
{
- struct dentry *dchild;
-
- LOCK_INODE_MUTEX(dparent->d_inode);
- dchild = lookup_one_len(fid_name, dparent, fid_namelen);
- UNLOCK_INODE_MUTEX(dparent->d_inode);
-
- 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;
+ 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;
}
static inline void ll_sleep(int t)
{
- set_current_state(TASK_INTERRUPTIBLE);
- schedule_timeout(t * HZ);
- set_current_state(TASK_RUNNING);
+ cfs_set_current_state(CFS_TASK_INTERRUPTIBLE);
+ cfs_schedule_timeout(t * CFS_HZ);
+ cfs_set_current_state(CFS_TASK_RUNNING);
}
#endif