X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/ff6e181ae92fc6f1e89841290f461d1f2f9badd9..4ba76501152d51ccb5647018f3192c6096367d48:/osfmk/kern/host_statistics.h

diff --git a/osfmk/kern/host_statistics.h b/osfmk/kern/host_statistics.h
index fc6ef23f5..aa7e4a5da 100644
--- a/osfmk/kern/host_statistics.h
+++ b/osfmk/kern/host_statistics.h
@@ -1,15 +1,20 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2009 Apple Inc. All rights reserved.
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  *
- * @APPLE_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
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
@@ -17,8 +22,8 @@
  * 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_LICENSE_HEADER_END@
+ *
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
@@ -30,17 +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/processor.h>
 
-#define	VM_STAT(event)									\
-MACRO_BEGIN 											\
-	disable_preemption();								\
-	PROCESSOR_DATA(current_processor(), vm_stat).event;	\
-	enable_preemption();								\
+extern
+uint64_t get_pages_grabbed_count(void);
+
+#define VM_STAT_INCR(event)                                                                     \
+MACRO_BEGIN                                                                                     \
+	OSAddAtomic64(1, (SInt64 *) (&(PROCESSOR_DATA(current_processor(), vm_stat).event)));   \
+MACRO_END
+
+#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_ */