/*
* Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
+ *
+ * Copyright (c) 2012, 2014, Intel Corporation.
*/
/*
* This file is part of Lustre, http://www.lustre.org/
* @{
*/
-#if defined(__linux__)
-#include <linux/lustre_handles.h>
-#elif defined(__APPLE__)
-#include <darwin/lustre_handles.h>
-#elif defined(__WINNT__)
-#include <winnt/lustre_handles.h>
-#else
-#error Unsupported operating system.
-#endif
-
+#include <linux/rcupdate.h>
+#include <linux/spinlock.h>
#include <libcfs/libcfs.h>
-#ifndef __KERNEL__
-typedef struct {
- int foo;
-} cfs_rcu_head_t;
-#endif
-
struct portals_handle_ops {
void (*hop_addref)(void *object);
void (*hop_free)(void *object, int size);
* ldlm_lock. If it's not at the top, you'll want to use container_of()
* to compute the start of the structure based on the handle field. */
struct portals_handle {
- cfs_list_t h_link;
+ struct list_head h_link;
__u64 h_cookie;
- struct portals_handle_ops *h_ops;
+ const void *h_owner;
+ struct portals_handle_ops *h_ops;
/* newly added fields to handle the RCU issue. -jxiong */
- cfs_rcu_head_t h_rcu;
+ struct rcu_head h_rcu;
spinlock_t h_lock;
unsigned int h_size:31;
unsigned int h_in:1;
};
-#define RCU2HANDLE(rcu) container_of(rcu, struct portals_handle, h_rcu)
/* handles.c */
struct portals_handle_ops *ops);
void class_handle_unhash(struct portals_handle *);
void class_handle_hash_back(struct portals_handle *);
-void *class_handle2object(__u64 cookie);
-void class_handle_free_cb(cfs_rcu_head_t *);
+void *class_handle2object(__u64 cookie, const void *owner);
+void class_handle_free_cb(struct rcu_head *rcu);
int class_handle_init(void);
void class_handle_cleanup(void);