-/* -*- 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) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2011, Whamcloud, Inc.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
#define LMV_MAX_TGT_COUNT 128
-#define lmv_init_lock(lmv) down(&lmv->init_sem);
-#define lmv_init_unlock(lmv) up(&lmv->init_sem);
+#define lmv_init_lock(lmv) cfs_mutex_lock(&lmv->init_mutex);
+#define lmv_init_unlock(lmv) cfs_mutex_unlock(&lmv->init_mutex);
#define LL_IT2STR(it) \
((it) ? ldlm_it2str((it)->it_op) : "0")
/**
* Link to global objects list.
*/
- struct list_head lo_list;
+ cfs_list_t lo_list;
/**
* Sema for protecting fields.
*/
- struct semaphore lo_guard;
+ cfs_mutex_t lo_guard;
/**
* Object state like O_FREEING.
*/
/**
* Object ref counter.
*/
- atomic_t lo_count;
+ cfs_atomic_t lo_count;
/**
* Object master fid.
*/
lmv_object_lock(struct lmv_object *obj)
{
LASSERT(obj);
- down(&obj->lo_guard);
+ cfs_mutex_lock(&obj->lo_guard);
}
static inline void
lmv_object_unlock(struct lmv_object *obj)
{
LASSERT(obj);
- up(&obj->lo_guard);
+ cfs_mutex_unlock(&obj->lo_guard);
}
void lmv_object_add(struct lmv_object *obj);
struct lmv_object *lmv_object_get(struct lmv_object *obj);
struct lmv_object *lmv_object_find(struct obd_device *obd,
- const struct lu_fid *fid);
+ const struct lu_fid *fid);
struct lmv_object *lmv_object_find_lock(struct obd_device *obd,
const struct lu_fid *fid);
static inline struct lmv_tgt_desc *
lmv_find_target(struct lmv_obd *lmv, const struct lu_fid *fid)
{
- mdsno_t mds;
+ mdsno_t mds = 0;
int rc;
- rc = lmv_fld_lookup(lmv, fid, &mds);
- if (rc)
- return ERR_PTR(rc);
+ if (lmv->desc.ld_tgt_count > 1) {
+ rc = lmv_fld_lookup(lmv, fid, &mds);
+ if (rc)
+ return ERR_PTR(rc);
+ }
return lmv_get_target(lmv, mds);
}