xnu-792.21.3.tar.gz

[apple/xnu.git] / osfmk / ipc / ipc_object.h

diff --git a/osfmk/ipc/ipc_object.h b/osfmk/ipc/ipc_object.h
index 4b89b4611072edcf394d07d90a6c5a54f357e5c4..f083718408832603b150a505d16cf5a45ec8cfe9 100644 (file)
--- a/osfmk/ipc/ipc_object.h
+++ b/osfmk/ipc/ipc_object.h
@@ -1,16 +1,19 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2004 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  * This file contains Original Code and/or Modifications of Original Code
  * as defined in and that are subject to the Apple Public Source License
  * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ * 
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
  * 
  * The Original Code and all software distributed under the License are
  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
@@ -20,7 +23,7 @@
  * Please see the License for the specific language governing rights and
  * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -64,7 +67,6 @@
 #define _IPC_IPC_OBJECT_H_
 
 #include <mach_rt.h>
-#include <cpus.h>
 #include <mach_kdb.h>
 
 #include <mach/kern_return.h>
@@ -94,12 +96,8 @@ typedef natural_t ipc_object_type_t;
 struct ipc_object {
        ipc_object_refs_t io_references;
        ipc_object_bits_t io_bits;
-       port_name_t       io_receiver_name;
-#if NCPUS == 1
-       usimple_lock_data_t     io_lock_data;
-#else
+       mach_port_name_t  io_receiver_name;
        decl_mutex_data(,       io_lock_data)
-#endif
 };
 
 /*
@@ -153,7 +151,7 @@ extern void io_free(
 
 #else  /* MACH_ASSERT */
 #define        io_free(otype, io)      \
-               zfree(ipc_object_zones[(otype)], (vm_offset_t) (io))
+               zfree(ipc_object_zones[(otype)], (io))
 #endif /* MACH_ASSERT */
 
 /*
@@ -162,21 +160,8 @@ extern void        io_free(
  * within any kernel data structure needing to lock an ipc_object
  * (ipc_port and ipc_pset).
  */
-#if    NCPUS == 1
-
-#define io_lock_init(io) \
-       usimple_lock_init(&(io)-io_lock_data, ETAP_IPC_OBJECT)
-#define        io_lock(io) \
-       usimple_lock(&(io)->io_lock_data)
-#define        io_lock_try(io) \
-       usimple_lock_try(&(io)->io_lock_data)
-#define        io_unlock(io) \
-       usimple_unlock(&(io)->io_lock_data)
-
-#else  /* NCPUS == 1 */
-
 #define io_lock_init(io) \
-       mutex_init(&(io)->io_lock_data, ETAP_IPC_OBJECT)
+       mutex_init(&(io)->io_lock_data, 0)
 #define        io_lock(io) \
        mutex_lock(&(io)->io_lock_data)
 #define        io_lock_try(io) \
@@ -184,13 +169,7 @@ extern void        io_free(
 #define        io_unlock(io) \
        mutex_unlock(&(io)->io_lock_data)
 
-#endif /* NCPUS == 1 */
-
-#if    NCPUS > 1
 #define _VOLATILE_ volatile
-#else  /* NCPUS > 1 */
-#define _VOLATILE_
-#endif /* NCPUS > 1 */
 
 #define io_check_unlock(io)                                            \
 MACRO_BEGIN                                                            \