*
* 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
*/
*/
#include <linux/rcupdate.h>
+#ifdef HAVE_REFCOUNT_T
+#include <linux/refcount.h>
+#else
+#include <libcfs/linux/linux-refcount.h>
+#endif
#include <linux/spinlock.h>
#include <libcfs/libcfs.h>
struct portals_handle_ops {
- void (*hop_addref)(void *object);
void (*hop_free)(void *object, int size);
+ /* hop_type is used for some debugging messages */
+ char *hop_type;
};
/* These handles are most easily used by having them appear at the very top of
struct portals_handle {
struct list_head h_link;
__u64 h_cookie;
- const void *h_owner;
- struct portals_handle_ops *h_ops;
+ const struct portals_handle_ops *h_ops;
+ refcount_t h_ref;
/* newly added fields to handle the RCU issue. -jxiong */
struct rcu_head h_rcu;
/* Add a handle to the hash table */
void class_handle_hash(struct portals_handle *,
- struct portals_handle_ops *ops);
+ const 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, const void *owner);
+void *class_handle2object(u64 cookie, const struct portals_handle_ops *ops);
void class_handle_free_cb(struct rcu_head *rcu);
int class_handle_init(void);
void class_handle_cleanup(void);