xnu-6153.121.1.tar.gz

[apple/xnu.git] / osfmk / kern / host_statistics.h

diff --git a/osfmk/kern/host_statistics.h b/osfmk/kern/host_statistics.h
index 2d5da22079bffcf9166ba2dc1f478670c1ee072d..aa7e4a5da293782ae9c1ba6569edc162bf48922f 100644 (file)
--- a/osfmk/kern/host_statistics.h
+++ b/osfmk/kern/host_statistics.h
@@ -1,23 +1,29 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2009 Apple Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * @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. 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
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- * 
- * @APPLE_LICENSE_HEADER_END@
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -29,20 +35,24 @@
  *
  */
 
-#ifndef        _KERN_HOST_STATISTICS_H_
+#ifndef _KERN_HOST_STATISTICS_H_
 #define _KERN_HOST_STATISTICS_H_
 
+#include <libkern/OSAtomic.h>
 #include <mach/vm_statistics.h>
-#include <kern/cpu_number.h>
-#include <kern/sched_prim.h>
+#include <kern/processor.h>
+
+extern
+uint64_t get_pages_grabbed_count(void);
 
-extern vm_statistics_data_t    vm_stat[];
+#define VM_STAT_INCR(event)                                                                     \
+MACRO_BEGIN                                                                                     \
+       OSAddAtomic64(1, (SInt64 *) (&(PROCESSOR_DATA(current_processor(), vm_stat).event)));   \
+MACRO_END
 
-#define        VM_STAT(event)                                                  \
-MACRO_BEGIN                                                            \
-       mp_disable_preemption();                                        \
-       vm_stat[cpu_number()].event;                                    \
-       mp_enable_preemption();                                         \
+#define VM_STAT_INCR_BY(event, amount)                                                          \
+MACRO_BEGIN                                                                                     \
+       OSAddAtomic64((amount), (SInt64 *) (&(PROCESSOR_DATA(current_processor(), vm_stat).event)));    \
 MACRO_END
 
-#endif /* _KERN_HOST_STATISTICS_H_ */
+#endif  /* _KERN_HOST_STATISTICS_H_ */