xnu-7195.81.3.tar.gz

[apple/xnu.git] / osfmk / mach / vm_statistics.h

diff --git a/osfmk/mach/vm_statistics.h b/osfmk/mach/vm_statistics.h
index f6ffb8b0aef0aa2baa2d7de671ac1dd52c207b87..3de12866967683d1c919fabf62e78fd303f36de5 100644 (file)
--- a/osfmk/mach/vm_statistics.h
+++ b/osfmk/mach/vm_statistics.h
@@ -1,8 +1,8 @@
 /*
 /*

- * Copyright (c) 2000-2016 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2020 Apple Inc. All rights reserved.

  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  *
  * @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
  * 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


@@ -11,10 +11,10 @@
  * 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.
  * 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.
  * 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,
  * 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,


@@ -22,34 +22,34 @@
  * 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.
  * 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@
  */
  * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  * @OSF_COPYRIGHT@
  */

-/* 
+/*

  * Mach Operating System
  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  * All Rights Reserved.
  * Mach Operating System
  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  * All Rights Reserved.

- * 
+ *

  * Permission to use, copy, modify and distribute this software and its
  * documentation is hereby granted, provided that both the copyright
  * notice and this permission notice appear in all copies of the
  * software, derivative works or modified versions, and any portions
  * thereof, and that both notices appear in supporting documentation.
  * Permission to use, copy, modify and distribute this software and its
  * documentation is hereby granted, provided that both the copyright
  * notice and this permission notice appear in all copies of the
  * software, derivative works or modified versions, and any portions
  * thereof, and that both notices appear in supporting documentation.

- * 
+ *

  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.

- * 
+ *

  * Carnegie Mellon requests users of this software to return to
  * Carnegie Mellon requests users of this software to return to

- * 
+ *

  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  *  School of Computer Science
  *  Carnegie Mellon University
  *  Pittsburgh PA 15213-3890
  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  *  School of Computer Science
  *  Carnegie Mellon University
  *  Pittsburgh PA 15213-3890

- * 
+ *

  * any improvements or extensions that they make and grant Carnegie Mellon
  * the rights to redistribute these changes.
  */
  * any improvements or extensions that they make and grant Carnegie Mellon
  * the rights to redistribute these changes.
  */


@@ -63,41 +63,45 @@
  *
  */
 
  *
  */
 

-#ifndef        _MACH_VM_STATISTICS_H_
-#define        _MACH_VM_STATISTICS_H_
+#ifndef _MACH_VM_STATISTICS_H_
+#define _MACH_VM_STATISTICS_H_

 
 

-#include <mach/machine/vm_types.h>
+#ifdef __cplusplus
+extern "C" {
+#endif

 
 

+#include <mach/machine/vm_types.h>
+#include <mach/machine/kern_return.h>

 
 /*
  * vm_statistics
  *
  * History:
 
 /*
  * vm_statistics
  *
  * History:

- *     rev0 -  original structure.
- *     rev1 -  added purgable info (purgable_count and purges).
- *     rev2 -  added speculative_count.
+ *     rev0 -  original structure.
+ *     rev1 -  added purgable info (purgable_count and purges).
+ *     rev2 -  added speculative_count.

  *
  * Note: you cannot add any new fields to this structure. Add them below in
  *
  * Note: you cannot add any new fields to this structure. Add them below in

- *      vm_statistics64.
+ *       vm_statistics64.

  */
 
 struct vm_statistics {
  */
 
 struct vm_statistics {

-       natural_t       free_count;             /* # of pages free */
-       natural_t       active_count;           /* # of pages active */
-       natural_t       inactive_count;         /* # of pages inactive */
-       natural_t       wire_count;             /* # of pages wired down */
-       natural_t       zero_fill_count;        /* # of zero fill pages */
-       natural_t       reactivations;          /* # of pages reactivated */
-       natural_t       pageins;                /* # of pageins */
-       natural_t       pageouts;               /* # of pageouts */
-       natural_t       faults;                 /* # of faults */
-       natural_t       cow_faults;             /* # of copy-on-writes */
-       natural_t       lookups;                /* object cache lookups */
-       natural_t       hits;                   /* object cache hits */
+       natural_t       free_count;             /* # of pages free */
+       natural_t       active_count;           /* # of pages active */
+       natural_t       inactive_count;         /* # of pages inactive */
+       natural_t       wire_count;             /* # of pages wired down */
+       natural_t       zero_fill_count;        /* # of zero fill pages */
+       natural_t       reactivations;          /* # of pages reactivated */
+       natural_t       pageins;                /* # of pageins */
+       natural_t       pageouts;               /* # of pageouts */
+       natural_t       faults;                 /* # of faults */
+       natural_t       cow_faults;             /* # of copy-on-writes */
+       natural_t       lookups;                /* object cache lookups */
+       natural_t       hits;                   /* object cache hits */

 
        /* added for rev1 */
 
        /* added for rev1 */

-       natural_t       purgeable_count;        /* # of pages purgeable */
-       natural_t       purges;                 /* # of pages purged */
+       natural_t       purgeable_count;        /* # of pages purgeable */
+       natural_t       purges;                 /* # of pages purged */

 
        /* added for rev2 */
        /*
 
        /* added for rev2 */
        /*


@@ -106,23 +110,23 @@ struct vm_statistics {
         * used to hold data that was read speculatively from disk but
         * haven't actually been used by anyone so far.
         */
         * used to hold data that was read speculatively from disk but
         * haven't actually been used by anyone so far.
         */

-       natural_t       speculative_count;      /* # of pages speculative */
+       natural_t       speculative_count;      /* # of pages speculative */

 };
 
 /* Used by all architectures */
 };
 
 /* Used by all architectures */

-typedef struct vm_statistics   *vm_statistics_t;
-typedef struct vm_statistics   vm_statistics_data_t;
+typedef struct vm_statistics    *vm_statistics_t;
+typedef struct vm_statistics    vm_statistics_data_t;

 
 

-/* 
+/*

  * vm_statistics64
  *
  * History:
  * vm_statistics64
  *
  * History:

- *     rev0 -  original structure.
- *     rev1 -  added purgable info (purgable_count and purges).
- *     rev2 -  added speculative_count.
+ *     rev0 -  original structure.
+ *     rev1 -  added purgable info (purgable_count and purges).
+ *     rev2 -  added speculative_count.

  *        ----
  *        ----

- *     rev3 -  changed name to vm_statistics64.
- *             changed some fields in structure to 64-bit on 
+ *     rev3 -  changed name to vm_statistics64.
+ *             changed some fields in structure to 64-bit on

  *             arm, i386 and x86_64 architectures.
  *     rev4 -  require 64-bit alignment for efficient access
  *             in the kernel. No change to reported data.
  *             arm, i386 and x86_64 architectures.
  *     rev4 -  require 64-bit alignment for efficient access
  *             in the kernel. No change to reported data.


@@ -130,44 +134,46 @@ typedef struct vm_statistics      vm_statistics_data_t;
  */
 
 struct vm_statistics64 {
  */
 
 struct vm_statistics64 {

-       natural_t       free_count;             /* # of pages free */
-       natural_t       active_count;           /* # of pages active */
-       natural_t       inactive_count;         /* # of pages inactive */
-       natural_t       wire_count;             /* # of pages wired down */
-       uint64_t        zero_fill_count;        /* # of zero fill pages */
-       uint64_t        reactivations;          /* # of pages reactivated */
-       uint64_t        pageins;                /* # of pageins */
-       uint64_t        pageouts;               /* # of pageouts */
-       uint64_t        faults;                 /* # of faults */
-       uint64_t        cow_faults;             /* # of copy-on-writes */
-       uint64_t        lookups;                /* object cache lookups */
-       uint64_t        hits;                   /* object cache hits */
-       uint64_t        purges;                 /* # of pages purged */
-       natural_t       purgeable_count;        /* # of pages purgeable */
+       natural_t       free_count;             /* # of pages free */
+       natural_t       active_count;           /* # of pages active */
+       natural_t       inactive_count;         /* # of pages inactive */
+       natural_t       wire_count;             /* # of pages wired down */
+       uint64_t        zero_fill_count;        /* # of zero fill pages */
+       uint64_t        reactivations;          /* # of pages reactivated */
+       uint64_t        pageins;                /* # of pageins */
+       uint64_t        pageouts;               /* # of pageouts */
+       uint64_t        faults;                 /* # of faults */
+       uint64_t        cow_faults;             /* # of copy-on-writes */
+       uint64_t        lookups;                /* object cache lookups */
+       uint64_t        hits;                   /* object cache hits */
+       uint64_t        purges;                 /* # of pages purged */
+       natural_t       purgeable_count;        /* # of pages purgeable */

        /*
         * NB: speculative pages are already accounted for in "free_count",
         * so "speculative_count" is the number of "free" pages that are
         * used to hold data that was read speculatively from disk but
         * haven't actually been used by anyone so far.
         */
        /*
         * NB: speculative pages are already accounted for in "free_count",
         * so "speculative_count" is the number of "free" pages that are
         * used to hold data that was read speculatively from disk but
         * haven't actually been used by anyone so far.
         */

-       natural_t       speculative_count;      /* # of pages speculative */
+       natural_t       speculative_count;      /* # of pages speculative */

 
        /* added for rev1 */
 
        /* added for rev1 */

-       uint64_t        decompressions;         /* # of pages decompressed */
-       uint64_t        compressions;           /* # of pages compressed */
-       uint64_t        swapins;                /* # of pages swapped in (via compression segments) */
-       uint64_t        swapouts;               /* # of pages swapped out (via compression segments) */
-       natural_t       compressor_page_count;  /* # of pages used by the compressed pager to hold all the compressed data */
-       natural_t       throttled_count;        /* # of pages throttled */
-       natural_t       external_page_count;    /* # of pages that are file-backed (non-swap) */
-       natural_t       internal_page_count;    /* # of pages that are anonymous */
-       uint64_t        total_uncompressed_pages_in_compressor; /* # of pages (uncompressed) held within the compressor. */
+       uint64_t        decompressions;         /* # of pages decompressed */
+       uint64_t        compressions;           /* # of pages compressed */
+       uint64_t        swapins;                /* # of pages swapped in (via compression segments) */
+       uint64_t        swapouts;               /* # of pages swapped out (via compression segments) */
+       natural_t       compressor_page_count;  /* # of pages used by the compressed pager to hold all the compressed data */
+       natural_t       throttled_count;        /* # of pages throttled */
+       natural_t       external_page_count;    /* # of pages that are file-backed (non-swap) */
+       natural_t       internal_page_count;    /* # of pages that are anonymous */
+       uint64_t        total_uncompressed_pages_in_compressor; /* # of pages (uncompressed) held within the compressor. */

 } __attribute__((aligned(8)));
 
 } __attribute__((aligned(8)));
 

-typedef struct vm_statistics64 *vm_statistics64_t;
-typedef struct vm_statistics64 vm_statistics64_data_t;
+typedef struct vm_statistics64  *vm_statistics64_t;
+typedef struct vm_statistics64  vm_statistics64_data_t;
+
+kern_return_t vm_stats(void *info, unsigned int *count);

 
 

-/* 
+/*

  * VM_STATISTICS_TRUNCATE_TO_32_BIT
  *
  * This is used by host_statistics() to truncate and peg the 64-bit in-kernel values from
  * VM_STATISTICS_TRUNCATE_TO_32_BIT
  *
  * This is used by host_statistics() to truncate and peg the 64-bit in-kernel values from


@@ -175,31 +181,31 @@ typedef struct vm_statistics64    vm_statistics64_data_t;
  */
 #define VM_STATISTICS_TRUNCATE_TO_32_BIT(value) ((uint32_t)(((value) > UINT32_MAX ) ? UINT32_MAX : (value)))
 
  */
 #define VM_STATISTICS_TRUNCATE_TO_32_BIT(value) ((uint32_t)(((value) > UINT32_MAX ) ? UINT32_MAX : (value)))
 

-/* 
+/*

  * vm_extmod_statistics
  *
  * Structure to record modifications to a task by an
  * external agent.
  *
  * History:
  * vm_extmod_statistics
  *
  * Structure to record modifications to a task by an
  * external agent.
  *
  * History:

- *     rev0 -  original structure.
+ *     rev0 -  original structure.

  */
 
 struct vm_extmod_statistics {
  */
 
 struct vm_extmod_statistics {

-       int64_t task_for_pid_count;                     /* # of times task port was looked up */
-       int64_t task_for_pid_caller_count;      /* # of times this task called task_for_pid */
-       int64_t thread_creation_count;          /* # of threads created in task */
-       int64_t thread_creation_caller_count;   /* # of threads created by task */
-       int64_t thread_set_state_count;         /* # of register state sets in task */
-       int64_t thread_set_state_caller_count;  /* # of register state sets by task */
+       int64_t task_for_pid_count;                     /* # of times task port was looked up */
+       int64_t task_for_pid_caller_count;      /* # of times this task called task_for_pid */
+       int64_t thread_creation_count;          /* # of threads created in task */
+       int64_t thread_creation_caller_count;   /* # of threads created by task */
+       int64_t thread_set_state_count;         /* # of register state sets in task */
+       int64_t thread_set_state_caller_count;  /* # of register state sets by task */

 } __attribute__((aligned(8)));
 
 typedef struct vm_extmod_statistics *vm_extmod_statistics_t;
 typedef struct vm_extmod_statistics vm_extmod_statistics_data_t;
 
 typedef struct vm_purgeable_stat {
 } __attribute__((aligned(8)));
 
 typedef struct vm_extmod_statistics *vm_extmod_statistics_t;
 typedef struct vm_extmod_statistics vm_extmod_statistics_data_t;
 
 typedef struct vm_purgeable_stat {

-       uint64_t        count;
-       uint64_t        size;
+       uint64_t        count;
+       uint64_t        size;

 }vm_purgeable_stat_t;
 
 struct vm_purgeable_info {
 }vm_purgeable_stat_t;
 
 struct vm_purgeable_info {


@@ -208,7 +214,7 @@ struct vm_purgeable_info {
        vm_purgeable_stat_t lifo_data[8];
 };
 
        vm_purgeable_stat_t lifo_data[8];
 };
 

-typedef struct vm_purgeable_info       *vm_purgeable_info_t;
+typedef struct vm_purgeable_info        *vm_purgeable_info_t;

 
 /* included for the vm_map_page_query call */
 
 
 /* included for the vm_map_page_query call */
 


@@ -218,13 +224,14 @@ typedef struct vm_purgeable_info  *vm_purgeable_info_t;
 #define VM_PAGE_QUERY_PAGE_DIRTY        0x8
 #define VM_PAGE_QUERY_PAGE_PAGED_OUT    0x10
 #define VM_PAGE_QUERY_PAGE_COPIED       0x20
 #define VM_PAGE_QUERY_PAGE_DIRTY        0x8
 #define VM_PAGE_QUERY_PAGE_PAGED_OUT    0x10
 #define VM_PAGE_QUERY_PAGE_COPIED       0x20

-#define VM_PAGE_QUERY_PAGE_SPECULATIVE 0x40
-#define VM_PAGE_QUERY_PAGE_EXTERNAL    0x80
-#define VM_PAGE_QUERY_PAGE_CS_VALIDATED        0x100
-#define VM_PAGE_QUERY_PAGE_CS_TAINTED  0x200
-#define VM_PAGE_QUERY_PAGE_CS_NX       0x400
+#define VM_PAGE_QUERY_PAGE_SPECULATIVE  0x40
+#define VM_PAGE_QUERY_PAGE_EXTERNAL     0x80
+#define VM_PAGE_QUERY_PAGE_CS_VALIDATED 0x100
+#define VM_PAGE_QUERY_PAGE_CS_TAINTED   0x200
+#define VM_PAGE_QUERY_PAGE_CS_NX        0x400
+#define VM_PAGE_QUERY_PAGE_REUSABLE     0x800

 
 

-#ifdef MACH_KERNEL_PRIVATE
+#ifdef  MACH_KERNEL_PRIVATE

 
 /*
  *     Each machine dependent implementation is expected to
 
 /*
  *     Each machine dependent implementation is expected to


@@ -234,47 +241,50 @@ typedef struct vm_purgeable_info  *vm_purgeable_info_t;
  */
 
 struct pmap_statistics {
  */
 
 struct pmap_statistics {

-       integer_t       resident_count; /* # of pages mapped (total)*/
-       integer_t       resident_max;   /* # of pages mapped (peak) */
-       integer_t       wired_count;    /* # of pages wired */
-
-       integer_t       device;
-       integer_t       device_peak;
-       integer_t       internal;
-       integer_t       internal_peak;
-       integer_t       external;
-       integer_t       external_peak;
-       integer_t       reusable;
-       integer_t       reusable_peak;
-       uint64_t        compressed __attribute__((aligned(8)));
-       uint64_t        compressed_peak __attribute__((aligned(8)));
-       uint64_t        compressed_lifetime __attribute__((aligned(8)));
+       integer_t       resident_count; /* # of pages mapped (total)*/
+       integer_t       resident_max;   /* # of pages mapped (peak) */
+       integer_t       wired_count;    /* # of pages wired */
+
+       integer_t       device;
+       integer_t       device_peak;
+       integer_t       internal;
+       integer_t       internal_peak;
+       integer_t       external;
+       integer_t       external_peak;
+       integer_t       reusable;
+       integer_t       reusable_peak;
+       uint64_t        compressed __attribute__((aligned(8)));
+       uint64_t        compressed_peak __attribute__((aligned(8)));
+       uint64_t        compressed_lifetime __attribute__((aligned(8)));

 };
 
 };
 

-typedef struct pmap_statistics *pmap_statistics_t;
+typedef struct pmap_statistics  *pmap_statistics_t;

 
 

-#define PMAP_STATS_PEAK(field)                 \
-       MACRO_BEGIN                             \
-       if (field > field##_peak) {             \
-               field##_peak = field;           \
-       }                                       \
+#define PMAP_STATS_PEAK(field)                  \
+       MACRO_BEGIN                             \
+       if (field > field##_peak) {             \
+               field##_peak = field;           \
+       }                                       \

        MACRO_END
 
        MACRO_END
 

-#endif /* MACH_KERNEL_PRIVATE */
+#endif  /* MACH_KERNEL_PRIVATE */

 
 /*
  * VM allocation flags:
 
 /*
  * VM allocation flags:

- * 
+ *

  * VM_FLAGS_FIXED
  * VM_FLAGS_FIXED

- *     (really the absence of VM_FLAGS_ANYWHERE)
+ *      (really the absence of VM_FLAGS_ANYWHERE)

  *     Allocate new VM region at the specified virtual address, if possible.
  *     Allocate new VM region at the specified virtual address, if possible.

- * 
+ *

  * VM_FLAGS_ANYWHERE
  *     Allocate new VM region anywhere it would fit in the address space.
  *
  * VM_FLAGS_PURGABLE
  *     Create a purgable VM object for that new VM region.
  *
  * VM_FLAGS_ANYWHERE
  *     Allocate new VM region anywhere it would fit in the address space.
  *
  * VM_FLAGS_PURGABLE
  *     Create a purgable VM object for that new VM region.
  *

+ * VM_FLAGS_4GB_CHUNK
+ *     The new VM region will be chunked up into 4GB sized pieces.
+ *

  * VM_FLAGS_NO_PMAP_CHECK
  *     (for DEBUG kernel config only, ignored for other configs)
  *     Do not check that there is no stale pmap mapping for the new VM region.
  * VM_FLAGS_NO_PMAP_CHECK
  *     (for DEBUG kernel config only, ignored for other configs)
  *     Do not check that there is no stale pmap mapping for the new VM region.


@@ -291,97 +301,156 @@ typedef struct pmap_statistics   *pmap_statistics_t;
  *     cached so that they will be stolen first if memory runs low.
  */
 
  *     cached so that they will be stolen first if memory runs low.
  */
 

-#define VM_FLAGS_FIXED         0x0000
-#define VM_FLAGS_ANYWHERE      0x0001
-#define VM_FLAGS_PURGABLE      0x0002
-#define VM_FLAGS_RANDOM_ADDR   0x0008
-#define VM_FLAGS_NO_CACHE      0x0010
-#define VM_FLAGS_RESILIENT_CODESIGN    0x0020
-#define VM_FLAGS_RESILIENT_MEDIA       0x0040
-#define VM_FLAGS_OVERWRITE     0x4000  /* delete any existing mappings first */
+#define VM_FLAGS_FIXED          0x0000
+#define VM_FLAGS_ANYWHERE       0x0001
+#define VM_FLAGS_PURGABLE       0x0002
+#define VM_FLAGS_4GB_CHUNK      0x0004
+#define VM_FLAGS_RANDOM_ADDR    0x0008
+#define VM_FLAGS_NO_CACHE       0x0010
+#define VM_FLAGS_RESILIENT_CODESIGN     0x0020
+#define VM_FLAGS_RESILIENT_MEDIA        0x0040
+#define VM_FLAGS_OVERWRITE      0x4000  /* delete any existing mappings first */

 /*
  * VM_FLAGS_SUPERPAGE_MASK
  *     3 bits that specify whether large pages should be used instead of
  *     base pages (!=0), as well as the requested page size.
  */
 /*
  * VM_FLAGS_SUPERPAGE_MASK
  *     3 bits that specify whether large pages should be used instead of
  *     base pages (!=0), as well as the requested page size.
  */

-#define VM_FLAGS_SUPERPAGE_MASK        0x70000 /* bits 0x10000, 0x20000, 0x40000 */
-#define VM_FLAGS_RETURN_DATA_ADDR      0x100000 /* Return address of target data, rather than base of page */
-#define VM_FLAGS_RETURN_4K_DATA_ADDR   0x800000 /* Return 4K aligned address of target data */
-#define VM_FLAGS_ALIAS_MASK    0xFF000000
-#define VM_GET_FLAGS_ALIAS(flags, alias)                       \
-               (alias) = ((flags) & VM_FLAGS_ALIAS_MASK) >> 24 
+#define VM_FLAGS_SUPERPAGE_MASK 0x70000 /* bits 0x10000, 0x20000, 0x40000 */
+#define VM_FLAGS_RETURN_DATA_ADDR       0x100000 /* Return address of target data, rather than base of page */
+#define VM_FLAGS_RETURN_4K_DATA_ADDR    0x800000 /* Return 4K aligned address of target data */
+#define VM_FLAGS_ALIAS_MASK     0xFF000000
+#define VM_GET_FLAGS_ALIAS(flags, alias)                        \
+               (alias) = ((flags) & VM_FLAGS_ALIAS_MASK) >> 24

 #if !XNU_KERNEL_PRIVATE
 #if !XNU_KERNEL_PRIVATE

-#define VM_SET_FLAGS_ALIAS(flags, alias)                       \
-               (flags) = (((flags) & ~VM_FLAGS_ALIAS_MASK) |   \
-               (((alias) & ~VM_FLAGS_ALIAS_MASK) << 24))
+#define VM_SET_FLAGS_ALIAS(flags, alias)                        \
+               (flags) = (((flags) & ~VM_FLAGS_ALIAS_MASK) |   \
+               (((alias) & ~VM_FLAGS_ALIAS_MASK) << 24))

 #endif /* !XNU_KERNEL_PRIVATE */
 
 /* These are the flags that we accept from user-space */
 #endif /* !XNU_KERNEL_PRIVATE */
 
 /* These are the flags that we accept from user-space */

-#define VM_FLAGS_USER_ALLOCATE (VM_FLAGS_FIXED |               \
-                                VM_FLAGS_ANYWHERE |            \
-                                VM_FLAGS_PURGABLE |            \
-                                VM_FLAGS_RANDOM_ADDR |         \
-                                VM_FLAGS_NO_CACHE |            \
-                                VM_FLAGS_OVERWRITE |           \
-                                VM_FLAGS_SUPERPAGE_MASK |      \
-                                VM_FLAGS_ALIAS_MASK)
-#define VM_FLAGS_USER_MAP      (VM_FLAGS_USER_ALLOCATE |       \
-                                VM_FLAGS_RETURN_4K_DATA_ADDR | \
-                                VM_FLAGS_RETURN_DATA_ADDR)
-#define VM_FLAGS_USER_REMAP    (VM_FLAGS_FIXED |    \
-                                VM_FLAGS_ANYWHERE | \
-                                VM_FLAGS_RANDOM_ADDR | \
-                                VM_FLAGS_OVERWRITE| \
-                                VM_FLAGS_RETURN_DATA_ADDR |\
-                                VM_FLAGS_RESILIENT_CODESIGN)
+#define VM_FLAGS_USER_ALLOCATE  (VM_FLAGS_FIXED |               \
+                                VM_FLAGS_ANYWHERE |            \
+                                VM_FLAGS_PURGABLE |            \
+                                VM_FLAGS_4GB_CHUNK |           \
+                                VM_FLAGS_RANDOM_ADDR |         \
+                                VM_FLAGS_NO_CACHE |            \
+                                VM_FLAGS_OVERWRITE |           \
+                                VM_FLAGS_SUPERPAGE_MASK |      \
+                                VM_FLAGS_ALIAS_MASK)
+#define VM_FLAGS_USER_MAP       (VM_FLAGS_USER_ALLOCATE |       \
+                                VM_FLAGS_RETURN_4K_DATA_ADDR | \
+                                VM_FLAGS_RETURN_DATA_ADDR)
+#define VM_FLAGS_USER_REMAP     (VM_FLAGS_FIXED |               \
+                                VM_FLAGS_ANYWHERE |            \
+                                VM_FLAGS_RANDOM_ADDR |         \
+                                VM_FLAGS_OVERWRITE|            \
+                                VM_FLAGS_RETURN_DATA_ADDR |    \
+                                VM_FLAGS_RESILIENT_CODESIGN |  \
+                                VM_FLAGS_RESILIENT_MEDIA)

 
 #define VM_FLAGS_SUPERPAGE_SHIFT 16
 
 #define VM_FLAGS_SUPERPAGE_SHIFT 16

-#define SUPERPAGE_NONE                 0       /* no superpages, if all bits are 0 */
-#define SUPERPAGE_SIZE_ANY             1
+#define SUPERPAGE_NONE                  0       /* no superpages, if all bits are 0 */
+#define SUPERPAGE_SIZE_ANY              1

 #define VM_FLAGS_SUPERPAGE_NONE     (SUPERPAGE_NONE     << VM_FLAGS_SUPERPAGE_SHIFT)
 #define VM_FLAGS_SUPERPAGE_SIZE_ANY (SUPERPAGE_SIZE_ANY << VM_FLAGS_SUPERPAGE_SHIFT)
 #if defined(__x86_64__) || !defined(KERNEL)
 #define VM_FLAGS_SUPERPAGE_NONE     (SUPERPAGE_NONE     << VM_FLAGS_SUPERPAGE_SHIFT)
 #define VM_FLAGS_SUPERPAGE_SIZE_ANY (SUPERPAGE_SIZE_ANY << VM_FLAGS_SUPERPAGE_SHIFT)
 #if defined(__x86_64__) || !defined(KERNEL)

-#define SUPERPAGE_SIZE_2MB             2
+#define SUPERPAGE_SIZE_2MB              2

 #define VM_FLAGS_SUPERPAGE_SIZE_2MB (SUPERPAGE_SIZE_2MB<<VM_FLAGS_SUPERPAGE_SHIFT)
 #endif
 
 #define VM_FLAGS_SUPERPAGE_SIZE_2MB (SUPERPAGE_SIZE_2MB<<VM_FLAGS_SUPERPAGE_SHIFT)
 #endif
 

+/*
+ * EXC_GUARD definitions for virtual memory.
+ */
+#define GUARD_TYPE_VIRT_MEMORY  0x5
+
+/* Reasons for exception for virtual memory */
+enum virtual_memory_guard_exception_codes {
+       kGUARD_EXC_DEALLOC_GAP  = 1u << 0
+};

 
 #ifdef KERNEL_PRIVATE
 typedef struct {
        unsigned int
 
 #ifdef KERNEL_PRIVATE
 typedef struct {
        unsigned int

-               vmkf_atomic_entry:1,
-               vmkf_permanent:1,
-               vmkf_guard_after:1,
-               vmkf_guard_before:1,
-               vmkf_submap:1,
-               vmkf_already:1,
-               vmkf_beyond_max:1,
-               vmkf_no_pmap_check:1,
-               vmkf_map_jit:1,
-               vmkf_iokit_acct:1,
-               vmkf_keep_map_locked:1,
-               vmkf_fourk:1,
-               vmkf_overwrite_immutable:1,
-               __vmkf_unused:19;
+           vmkf_atomic_entry:1,
+           vmkf_permanent:1,
+           vmkf_guard_after:1,
+           vmkf_guard_before:1,
+           vmkf_submap:1,
+           vmkf_already:1,
+           vmkf_beyond_max:1,
+           vmkf_no_pmap_check:1,
+           vmkf_map_jit:1,
+           vmkf_iokit_acct:1,
+           vmkf_keep_map_locked:1,
+           vmkf_fourk:1,
+           vmkf_overwrite_immutable:1,
+           vmkf_remap_prot_copy:1,
+           vmkf_cs_enforcement_override:1,
+           vmkf_cs_enforcement:1,
+           vmkf_nested_pmap:1,
+           vmkf_no_copy_on_read:1,
+           vmkf_32bit_map_va:1,
+           vmkf_copy_single_object:1,
+           vmkf_copy_pageable:1,
+           vmkf_copy_same_map:1,
+           vmkf_translated_allow_execute:1,
+           __vmkf_unused:9;

 } vm_map_kernel_flags_t;
 } vm_map_kernel_flags_t;

-#define VM_MAP_KERNEL_FLAGS_NONE (vm_map_kernel_flags_t) {             \
-       .vmkf_atomic_entry = 0, /* keep entry atomic (no coalescing) */ \
-       .vmkf_permanent = 0,    /* mapping can NEVER be unmapped */     \
-       .vmkf_guard_after = 0,  /* guard page after the mapping */      \
-       .vmkf_guard_before = 0, /* guard page before the mapping */     \
-       .vmkf_submap = 0,       /* mapping a VM submap */               \
-       .vmkf_already = 0,      /* OK if same mapping already exists */ \
-       .vmkf_beyond_max = 0,   /* map beyond the map's max offset */   \
-       .vmkf_no_pmap_check = 0, /* do not check that pmap is empty */  \
-       .vmkf_map_jit = 0,      /* mark entry as JIT region */          \
-       .vmkf_iokit_acct = 0,   /* IOKit accounting */                  \
+#define VM_MAP_KERNEL_FLAGS_NONE (vm_map_kernel_flags_t) {              \
+       .vmkf_atomic_entry = 0, /* keep entry atomic (no coalescing) */ \
+       .vmkf_permanent = 0,    /* mapping can NEVER be unmapped */     \
+       .vmkf_guard_after = 0,  /* guard page after the mapping */      \
+       .vmkf_guard_before = 0, /* guard page before the mapping */     \
+       .vmkf_submap = 0,       /* mapping a VM submap */               \
+       .vmkf_already = 0,      /* OK if same mapping already exists */ \
+       .vmkf_beyond_max = 0,   /* map beyond the map's max offset */   \
+       .vmkf_no_pmap_check = 0, /* do not check that pmap is empty */  \
+       .vmkf_map_jit = 0,      /* mark entry as JIT region */          \
+       .vmkf_iokit_acct = 0,   /* IOKit accounting */                  \

        .vmkf_keep_map_locked = 0, /* keep map locked when returning from vm_map_enter() */ \
        .vmkf_keep_map_locked = 0, /* keep map locked when returning from vm_map_enter() */ \

-       .vmkf_fourk = 0,        /* use fourk pager */                   \
-       .vmkf_overwrite_immutable = 0,  /* can overwrite immutable mappings */ \
-       .__vmkf_unused = 0                                              \
+       .vmkf_fourk = 0,        /* use fourk pager */                   \
+       .vmkf_overwrite_immutable = 0,  /* can overwrite immutable mappings */ \
+       .vmkf_remap_prot_copy = 0, /* vm_remap for VM_PROT_COPY */      \
+       .vmkf_cs_enforcement_override = 0, /* override CS_ENFORCEMENT */ \
+       .vmkf_cs_enforcement = 0,  /* new value for CS_ENFORCEMENT */   \
+       .vmkf_nested_pmap = 0, /* use a nested pmap */                  \
+       .vmkf_no_copy_on_read = 0, /* do not use copy_on_read */        \
+       .vmkf_32bit_map_va = 0, /* allocate in low 32-bits range */     \
+       .vmkf_copy_single_object = 0, /* vm_map_copy only 1 VM object */ \
+       .vmkf_copy_pageable = 0, /* vm_map_copy with pageable entries */ \
+       .vmkf_copy_same_map = 0, /* vm_map_copy to remap in original map */ \
+       .vmkf_translated_allow_execute = 0, /* allow execute in translated processes */ \
+       .__vmkf_unused = 0                                              \

 }
 }

+
+typedef struct {
+       unsigned int
+           vmnekf_ledger_tag:3,
+           vmnekf_ledger_no_footprint:1,
+           __vmnekf_unused:28;
+} vm_named_entry_kernel_flags_t;
+#define VM_NAMED_ENTRY_KERNEL_FLAGS_NONE (vm_named_entry_kernel_flags_t) {    \
+       .vmnekf_ledger_tag = 0,                                                \
+       .vmnekf_ledger_no_footprint = 0,                                       \
+       .__vmnekf_unused = 0                                                   \
+}
+

 #endif /* KERNEL_PRIVATE */
 
 #endif /* KERNEL_PRIVATE */
 

+/* current accounting postmark */
+#define __VM_LEDGER_ACCOUNTING_POSTMARK 2019032600
+
+/* discrete values: */
+#define VM_LEDGER_TAG_NONE      0x00000000
+#define VM_LEDGER_TAG_DEFAULT   0x00000001
+#define VM_LEDGER_TAG_NETWORK   0x00000002
+#define VM_LEDGER_TAG_MEDIA     0x00000003
+#define VM_LEDGER_TAG_GRAPHICS  0x00000004
+#define VM_LEDGER_TAG_NEURAL    0x00000005
+#define VM_LEDGER_TAG_MAX       0x00000005
+/* individual bits: */
+#define VM_LEDGER_FLAG_NO_FOOTPRINT     0x00000001
+#define VM_LEDGER_FLAGS (VM_LEDGER_FLAG_NO_FOOTPRINT)

 
 
 #define VM_MEMORY_MALLOC 1
 
 
 #define VM_MEMORY_MALLOC 1


@@ -397,18 +466,20 @@ typedef struct {
 #define VM_MEMORY_ANALYSIS_TOOL 10
 
 #define VM_MEMORY_MALLOC_NANO 11
 #define VM_MEMORY_ANALYSIS_TOOL 10
 
 #define VM_MEMORY_MALLOC_NANO 11

+#define VM_MEMORY_MALLOC_MEDIUM 12
+#define VM_MEMORY_MALLOC_PGUARD 13

 
 #define VM_MEMORY_MACH_MSG 20
 
 #define VM_MEMORY_MACH_MSG 20

-#define VM_MEMORY_IOKIT        21
+#define VM_MEMORY_IOKIT 21

 #define VM_MEMORY_STACK  30
 #define VM_MEMORY_GUARD  31
 #define VM_MEMORY_STACK  30
 #define VM_MEMORY_GUARD  31

-#define        VM_MEMORY_SHARED_PMAP 32
+#define VM_MEMORY_SHARED_PMAP 32

 /* memory containing a dylib */
 /* memory containing a dylib */

-#define VM_MEMORY_DYLIB        33
+#define VM_MEMORY_DYLIB 33

 #define VM_MEMORY_OBJC_DISPATCHERS 34
 
 /* Was a nested pmap (VM_MEMORY_SHARED_PMAP) which has now been unnested */
 #define VM_MEMORY_OBJC_DISPATCHERS 34
 
 /* Was a nested pmap (VM_MEMORY_SHARED_PMAP) which has now been unnested */

-#define        VM_MEMORY_UNSHARED_PMAP 35
+#define VM_MEMORY_UNSHARED_PMAP 35

 
 
 // Placeholders for now -- as we analyze the libraries and find how they
 
 
 // Placeholders for now -- as we analyze the libraries and find how they


@@ -427,16 +498,16 @@ typedef struct {
 #define VM_MEMORY_TCMALLOC 53
 
 /* private raster data (i.e. layers, some images, QGL allocator) */
 #define VM_MEMORY_TCMALLOC 53
 
 /* private raster data (i.e. layers, some images, QGL allocator) */

-#define        VM_MEMORY_COREGRAPHICS_DATA     54
+#define VM_MEMORY_COREGRAPHICS_DATA     54

 
 /* shared image and font caches */
 
 /* shared image and font caches */

-#define VM_MEMORY_COREGRAPHICS_SHARED  55
+#define VM_MEMORY_COREGRAPHICS_SHARED   55

 
 /* Memory used for virtual framebuffers, shadowing buffers, etc... */
 
 /* Memory used for virtual framebuffers, shadowing buffers, etc... */

-#define        VM_MEMORY_COREGRAPHICS_FRAMEBUFFERS     56
+#define VM_MEMORY_COREGRAPHICS_FRAMEBUFFERS     56

 
 /* Window backing stores, custom shadow data, and compressed backing stores */
 
 /* Window backing stores, custom shadow data, and compressed backing stores */

-#define VM_MEMORY_COREGRAPHICS_BACKINGSTORES   57
+#define VM_MEMORY_COREGRAPHICS_BACKINGSTORES    57

 
 /* x-alloc'd memory */
 #define VM_MEMORY_COREGRAPHICS_XALLOC 58
 
 /* x-alloc'd memory */
 #define VM_MEMORY_COREGRAPHICS_XALLOC 58


@@ -472,13 +543,13 @@ typedef struct {
 #define VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS 69
 
 /* ImageIO memory */
 #define VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS 69
 
 /* ImageIO memory */

-#define VM_MEMORY_IMAGEIO      70
+#define VM_MEMORY_IMAGEIO       70

 
 /* CoreProfile memory */
 
 /* CoreProfile memory */

-#define VM_MEMORY_COREPROFILE  71
+#define VM_MEMORY_COREPROFILE   71

 
 /* assetsd / MobileSlideShow memory */
 
 /* assetsd / MobileSlideShow memory */

-#define VM_MEMORY_ASSETSD      72
+#define VM_MEMORY_ASSETSD       72

 
 /* libsystem_kernel os_once_alloc */
 #define VM_MEMORY_OS_ALLOC_ONCE 73
 
 /* libsystem_kernel os_once_alloc */
 #define VM_MEMORY_OS_ALLOC_ONCE 73


@@ -531,6 +602,48 @@ typedef struct {
 
 #define VM_MEMORY_VIDEOBITSTREAM 91
 
 
 #define VM_MEMORY_VIDEOBITSTREAM 91
 

+/* memory allocated by CoreMedia */
+#define VM_MEMORY_CM_XPC 92
+
+#define VM_MEMORY_CM_RPC 93
+
+#define VM_MEMORY_CM_MEMORYPOOL 94
+
+#define VM_MEMORY_CM_READCACHE 95
+
+#define VM_MEMORY_CM_CRABS 96
+
+/* memory allocated for QuickLookThumbnailing */
+#define VM_MEMORY_QUICKLOOK_THUMBNAILS 97
+
+/* memory allocated by Accounts framework */
+#define VM_MEMORY_ACCOUNTS 98
+
+/* memory allocated by Sanitizer runtime libraries */
+#define VM_MEMORY_SANITIZER 99
+
+/* Differentiate memory needed by GPU drivers and frameworks from generic IOKit allocations */
+#define VM_MEMORY_IOACCELERATOR 100
+
+/* memory allocated by CoreMedia for global image registration of frames */
+#define VM_MEMORY_CM_REGWARP 101
+
+/* memory allocated by EmbeddedAcousticRecognition for speech decoder */
+#define VM_MEMORY_EAR_DECODER 102
+
+/* CoreUI cached image data */
+#define VM_MEMORY_COREUI_CACHED_IMAGE_DATA 103
+
+/* Reserve 230-239 for Rosetta */
+#define VM_MEMORY_ROSETTA 230
+#define VM_MEMORY_ROSETTA_THREAD_CONTEXT 231
+#define VM_MEMORY_ROSETTA_INDIRECT_BRANCH_MAP 232
+#define VM_MEMORY_ROSETTA_RETURN_STACK 233
+#define VM_MEMORY_ROSETTA_EXECUTABLE_HEAP 234
+#define VM_MEMORY_ROSETTA_USER_LDT 235
+#define VM_MEMORY_ROSETTA_ARENA 236
+#define VM_MEMORY_ROSETTA_10 239
+

 /* Reserve 240-255 for application */
 #define VM_MEMORY_APPLICATION_SPECIFIC_1 240
 #define VM_MEMORY_APPLICATION_SPECIFIC_16 255
 /* Reserve 240-255 for application */
 #define VM_MEMORY_APPLICATION_SPECIFIC_1 240
 #define VM_MEMORY_APPLICATION_SPECIFIC_16 255


@@ -545,70 +658,79 @@ typedef struct {
 /* kernel map tags */
 /* please add new definition strings to zprint */
 
 /* kernel map tags */
 /* please add new definition strings to zprint */
 

-#define VM_KERN_MEMORY_NONE            0
-
-#define VM_KERN_MEMORY_OSFMK           1
-#define VM_KERN_MEMORY_BSD             2
-#define VM_KERN_MEMORY_IOKIT           3
-#define VM_KERN_MEMORY_LIBKERN         4
-#define VM_KERN_MEMORY_OSKEXT          5
-#define VM_KERN_MEMORY_KEXT            6
-#define VM_KERN_MEMORY_IPC             7
-#define VM_KERN_MEMORY_STACK           8
-#define VM_KERN_MEMORY_CPU             9
-#define VM_KERN_MEMORY_PMAP            10
-#define VM_KERN_MEMORY_PTE             11
-#define VM_KERN_MEMORY_ZONE            12
-#define VM_KERN_MEMORY_KALLOC          13
-#define VM_KERN_MEMORY_COMPRESSOR      14
-#define VM_KERN_MEMORY_COMPRESSED_DATA 15
-#define VM_KERN_MEMORY_PHANTOM_CACHE   16
-#define VM_KERN_MEMORY_WAITQ           17
-#define VM_KERN_MEMORY_DIAG            18
-#define VM_KERN_MEMORY_LOG             19
-#define VM_KERN_MEMORY_FILE            20
-#define VM_KERN_MEMORY_MBUF            21
-#define VM_KERN_MEMORY_UBC             22
-#define VM_KERN_MEMORY_SECURITY                23
-#define VM_KERN_MEMORY_MLOCK           24
-#define VM_KERN_MEMORY_REASON          25
-#define VM_KERN_MEMORY_SKYWALK         26
-#define VM_KERN_MEMORY_LTABLE          27
-
-#define VM_KERN_MEMORY_FIRST_DYNAMIC   28
+#define VM_KERN_MEMORY_NONE             0
+
+#define VM_KERN_MEMORY_OSFMK            1
+#define VM_KERN_MEMORY_BSD              2
+#define VM_KERN_MEMORY_IOKIT            3
+#define VM_KERN_MEMORY_LIBKERN          4
+#define VM_KERN_MEMORY_OSKEXT           5
+#define VM_KERN_MEMORY_KEXT             6
+#define VM_KERN_MEMORY_IPC              7
+#define VM_KERN_MEMORY_STACK            8
+#define VM_KERN_MEMORY_CPU              9
+#define VM_KERN_MEMORY_PMAP             10
+#define VM_KERN_MEMORY_PTE              11
+#define VM_KERN_MEMORY_ZONE             12
+#define VM_KERN_MEMORY_KALLOC           13
+#define VM_KERN_MEMORY_COMPRESSOR       14
+#define VM_KERN_MEMORY_COMPRESSED_DATA  15
+#define VM_KERN_MEMORY_PHANTOM_CACHE    16
+#define VM_KERN_MEMORY_WAITQ            17
+#define VM_KERN_MEMORY_DIAG             18
+#define VM_KERN_MEMORY_LOG              19
+#define VM_KERN_MEMORY_FILE             20
+#define VM_KERN_MEMORY_MBUF             21
+#define VM_KERN_MEMORY_UBC              22
+#define VM_KERN_MEMORY_SECURITY         23
+#define VM_KERN_MEMORY_MLOCK            24
+#define VM_KERN_MEMORY_REASON           25
+#define VM_KERN_MEMORY_SKYWALK          26
+#define VM_KERN_MEMORY_LTABLE           27
+#define VM_KERN_MEMORY_HV               28
+
+#define VM_KERN_MEMORY_FIRST_DYNAMIC    29

 /* out of tags: */
 /* out of tags: */

-#define VM_KERN_MEMORY_ANY             255
-#define VM_KERN_MEMORY_COUNT           256
+#define VM_KERN_MEMORY_ANY              255
+#define VM_KERN_MEMORY_COUNT            256

 
 /* end kernel map tags */
 
 // mach_memory_info.flags
 
 /* end kernel map tags */
 
 // mach_memory_info.flags

-#define VM_KERN_SITE_TYPE              0x000000FF
-#define VM_KERN_SITE_TAG               0x00000000
-#define VM_KERN_SITE_KMOD              0x00000001
-#define VM_KERN_SITE_KERNEL            0x00000002
-#define VM_KERN_SITE_COUNTER           0x00000003
-#define VM_KERN_SITE_WIRED             0x00000100      /* add to wired count */
-#define VM_KERN_SITE_HIDE              0x00000200      /* no zprint */
-#define VM_KERN_SITE_NAMED             0x00000400
-#define VM_KERN_SITE_ZONE              0x00000800
-
-#define VM_KERN_COUNT_MANAGED          0
-#define VM_KERN_COUNT_RESERVED         1
-#define VM_KERN_COUNT_WIRED            2
-#define VM_KERN_COUNT_WIRED_MANAGED    3
-#define VM_KERN_COUNT_STOLEN           4
-#define VM_KERN_COUNT_LOPAGE           5
-#define VM_KERN_COUNT_MAP_KERNEL       6
-#define VM_KERN_COUNT_MAP_ZONE         7
-#define VM_KERN_COUNT_MAP_KALLOC       8
+#define VM_KERN_SITE_TYPE               0x000000FF
+#define VM_KERN_SITE_TAG                0x00000000
+#define VM_KERN_SITE_KMOD               0x00000001
+#define VM_KERN_SITE_KERNEL             0x00000002
+#define VM_KERN_SITE_COUNTER            0x00000003
+#define VM_KERN_SITE_WIRED              0x00000100      /* add to wired count */
+#define VM_KERN_SITE_HIDE               0x00000200      /* no zprint */
+#define VM_KERN_SITE_NAMED              0x00000400
+#define VM_KERN_SITE_ZONE               0x00000800
+#define VM_KERN_SITE_ZONE_VIEW          0x00001000
+
+#define VM_KERN_COUNT_MANAGED           0
+#define VM_KERN_COUNT_RESERVED          1
+#define VM_KERN_COUNT_WIRED             2
+#define VM_KERN_COUNT_WIRED_MANAGED     3
+#define VM_KERN_COUNT_STOLEN            4
+#define VM_KERN_COUNT_LOPAGE            5
+#define VM_KERN_COUNT_MAP_KERNEL        6
+#define VM_KERN_COUNT_MAP_ZONE          7
+#define VM_KERN_COUNT_MAP_KALLOC        8

 
 #define VM_KERN_COUNT_WIRED_BOOT    9
 
 
 #define VM_KERN_COUNT_WIRED_BOOT    9
 

-#define VM_KERN_COUNT_BOOT_STOLEN      10
+#define VM_KERN_COUNT_BOOT_STOLEN       10
+
+/* The number of bytes from the kernel cache that are wired in memory */
+#define VM_KERN_COUNT_WIRED_STATIC_KERNELCACHE 11

 
 

-#define VM_KERN_COUNTER_COUNT          11
+#define VM_KERN_COUNTER_COUNT           12

 
 #endif /* KERNEL_PRIVATE */
 
 
 #endif /* KERNEL_PRIVATE */
 

-#endif /* _MACH_VM_STATISTICS_H_ */
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* _MACH_VM_STATISTICS_H_ */