xref: /xnu-8020.101.4/osfmk/mach/vm_statistics.h (revision e7776783b89a353188416a9a346c6cdb4928faad)
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31 /*
32  * Mach Operating System
33  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
34  * All Rights Reserved.
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36  * Permission to use, copy, modify and distribute this software and its
37  * documentation is hereby granted, provided that both the copyright
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44  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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54  * the rights to redistribute these changes.
55  */
56 /*
57  */
58 /*
59  *	File:	mach/vm_statistics.h
60  *	Author:	Avadis Tevanian, Jr., Michael Wayne Young, David Golub
61  *
62  *	Virtual memory statistics structure.
63  *
64  */
65 
66 #ifndef _MACH_VM_STATISTICS_H_
67 #define _MACH_VM_STATISTICS_H_
68 
69 #ifdef __cplusplus
70 extern "C" {
71 #endif
72 
73 #include <mach/machine/vm_types.h>
74 #include <mach/machine/kern_return.h>
75 
76 /*
77  * vm_statistics
78  *
79  * History:
80  *	rev0 -  original structure.
81  *	rev1 -  added purgable info (purgable_count and purges).
82  *	rev2 -  added speculative_count.
83  *
84  * Note: you cannot add any new fields to this structure. Add them below in
85  *       vm_statistics64.
86  */
87 
88 struct vm_statistics {
89 	natural_t       free_count;             /* # of pages free */
90 	natural_t       active_count;           /* # of pages active */
91 	natural_t       inactive_count;         /* # of pages inactive */
92 	natural_t       wire_count;             /* # of pages wired down */
93 	natural_t       zero_fill_count;        /* # of zero fill pages */
94 	natural_t       reactivations;          /* # of pages reactivated */
95 	natural_t       pageins;                /* # of pageins */
96 	natural_t       pageouts;               /* # of pageouts */
97 	natural_t       faults;                 /* # of faults */
98 	natural_t       cow_faults;             /* # of copy-on-writes */
99 	natural_t       lookups;                /* object cache lookups */
100 	natural_t       hits;                   /* object cache hits */
101 
102 	/* added for rev1 */
103 	natural_t       purgeable_count;        /* # of pages purgeable */
104 	natural_t       purges;                 /* # of pages purged */
105 
106 	/* added for rev2 */
107 	/*
108 	 * NB: speculative pages are already accounted for in "free_count",
109 	 * so "speculative_count" is the number of "free" pages that are
110 	 * used to hold data that was read speculatively from disk but
111 	 * haven't actually been used by anyone so far.
112 	 */
113 	natural_t       speculative_count;      /* # of pages speculative */
114 };
115 
116 /* Used by all architectures */
117 typedef struct vm_statistics    *vm_statistics_t;
118 typedef struct vm_statistics    vm_statistics_data_t;
119 
120 /*
121  * vm_statistics64
122  *
123  * History:
124  *	rev0 -  original structure.
125  *	rev1 -  added purgable info (purgable_count and purges).
126  *	rev2 -  added speculative_count.
127  *	   ----
128  *	rev3 -  changed name to vm_statistics64.
129  *		changed some fields in structure to 64-bit on
130  *		arm, i386 and x86_64 architectures.
131  *	rev4 -  require 64-bit alignment for efficient access
132  *		in the kernel. No change to reported data.
133  *
134  */
135 
136 struct vm_statistics64 {
137 	natural_t       free_count;             /* # of pages free */
138 	natural_t       active_count;           /* # of pages active */
139 	natural_t       inactive_count;         /* # of pages inactive */
140 	natural_t       wire_count;             /* # of pages wired down */
141 	uint64_t        zero_fill_count;        /* # of zero fill pages */
142 	uint64_t        reactivations;          /* # of pages reactivated */
143 	uint64_t        pageins;                /* # of pageins */
144 	uint64_t        pageouts;               /* # of pageouts */
145 	uint64_t        faults;                 /* # of faults */
146 	uint64_t        cow_faults;             /* # of copy-on-writes */
147 	uint64_t        lookups;                /* object cache lookups */
148 	uint64_t        hits;                   /* object cache hits */
149 	uint64_t        purges;                 /* # of pages purged */
150 	natural_t       purgeable_count;        /* # of pages purgeable */
151 	/*
152 	 * NB: speculative pages are already accounted for in "free_count",
153 	 * so "speculative_count" is the number of "free" pages that are
154 	 * used to hold data that was read speculatively from disk but
155 	 * haven't actually been used by anyone so far.
156 	 */
157 	natural_t       speculative_count;      /* # of pages speculative */
158 
159 	/* added for rev1 */
160 	uint64_t        decompressions;         /* # of pages decompressed */
161 	uint64_t        compressions;           /* # of pages compressed */
162 	uint64_t        swapins;                /* # of pages swapped in (via compression segments) */
163 	uint64_t        swapouts;               /* # of pages swapped out (via compression segments) */
164 	natural_t       compressor_page_count;  /* # of pages used by the compressed pager to hold all the compressed data */
165 	natural_t       throttled_count;        /* # of pages throttled */
166 	natural_t       external_page_count;    /* # of pages that are file-backed (non-swap) */
167 	natural_t       internal_page_count;    /* # of pages that are anonymous */
168 	uint64_t        total_uncompressed_pages_in_compressor; /* # of pages (uncompressed) held within the compressor. */
169 } __attribute__((aligned(8)));
170 
171 typedef struct vm_statistics64  *vm_statistics64_t;
172 typedef struct vm_statistics64  vm_statistics64_data_t;
173 
174 kern_return_t vm_stats(void *info, unsigned int *count);
175 
176 /*
177  * VM_STATISTICS_TRUNCATE_TO_32_BIT
178  *
179  * This is used by host_statistics() to truncate and peg the 64-bit in-kernel values from
180  * vm_statistics64 to the 32-bit values of the older structure above (vm_statistics).
181  */
182 #define VM_STATISTICS_TRUNCATE_TO_32_BIT(value) ((uint32_t)(((value) > UINT32_MAX ) ? UINT32_MAX : (value)))
183 
184 /*
185  * vm_extmod_statistics
186  *
187  * Structure to record modifications to a task by an
188  * external agent.
189  *
190  * History:
191  *	rev0 -  original structure.
192  */
193 
194 struct vm_extmod_statistics {
195 	int64_t task_for_pid_count;                     /* # of times task port was looked up */
196 	int64_t task_for_pid_caller_count;      /* # of times this task called task_for_pid */
197 	int64_t thread_creation_count;          /* # of threads created in task */
198 	int64_t thread_creation_caller_count;   /* # of threads created by task */
199 	int64_t thread_set_state_count;         /* # of register state sets in task */
200 	int64_t thread_set_state_caller_count;  /* # of register state sets by task */
201 } __attribute__((aligned(8)));
202 
203 typedef struct vm_extmod_statistics *vm_extmod_statistics_t;
204 typedef struct vm_extmod_statistics vm_extmod_statistics_data_t;
205 
206 typedef struct vm_purgeable_stat {
207 	uint64_t        count;
208 	uint64_t        size;
209 }vm_purgeable_stat_t;
210 
211 struct vm_purgeable_info {
212 	vm_purgeable_stat_t fifo_data[8];
213 	vm_purgeable_stat_t obsolete_data;
214 	vm_purgeable_stat_t lifo_data[8];
215 };
216 
217 typedef struct vm_purgeable_info        *vm_purgeable_info_t;
218 
219 /* included for the vm_map_page_query call */
220 
221 #define VM_PAGE_QUERY_PAGE_PRESENT      0x1
222 #define VM_PAGE_QUERY_PAGE_FICTITIOUS   0x2
223 #define VM_PAGE_QUERY_PAGE_REF          0x4
224 #define VM_PAGE_QUERY_PAGE_DIRTY        0x8
225 #define VM_PAGE_QUERY_PAGE_PAGED_OUT    0x10
226 #define VM_PAGE_QUERY_PAGE_COPIED       0x20
227 #define VM_PAGE_QUERY_PAGE_SPECULATIVE  0x40
228 #define VM_PAGE_QUERY_PAGE_EXTERNAL     0x80
229 #define VM_PAGE_QUERY_PAGE_CS_VALIDATED 0x100
230 #define VM_PAGE_QUERY_PAGE_CS_TAINTED   0x200
231 #define VM_PAGE_QUERY_PAGE_CS_NX        0x400
232 #define VM_PAGE_QUERY_PAGE_REUSABLE     0x800
233 
234 /*
235  * VM allocation flags:
236  *
237  * VM_FLAGS_FIXED
238  *      (really the absence of VM_FLAGS_ANYWHERE)
239  *	Allocate new VM region at the specified virtual address, if possible.
240  *
241  * VM_FLAGS_ANYWHERE
242  *	Allocate new VM region anywhere it would fit in the address space.
243  *
244  * VM_FLAGS_PURGABLE
245  *	Create a purgable VM object for that new VM region.
246  *
247  * VM_FLAGS_4GB_CHUNK
248  *	The new VM region will be chunked up into 4GB sized pieces.
249  *
250  * VM_FLAGS_NO_PMAP_CHECK
251  *	(for DEBUG kernel config only, ignored for other configs)
252  *	Do not check that there is no stale pmap mapping for the new VM region.
253  *	This is useful for kernel memory allocations at bootstrap when building
254  *	the initial kernel address space while some memory is already in use.
255  *
256  * VM_FLAGS_OVERWRITE
257  *	The new VM region can replace existing VM regions if necessary
258  *	(to be used in combination with VM_FLAGS_FIXED).
259  *
260  * VM_FLAGS_NO_CACHE
261  *	Pages brought in to this VM region are placed on the speculative
262  *	queue instead of the active queue.  In other words, they are not
263  *	cached so that they will be stolen first if memory runs low.
264  */
265 
266 #define VM_FLAGS_FIXED          0x0000
267 #define VM_FLAGS_ANYWHERE       0x0001
268 #define VM_FLAGS_PURGABLE       0x0002
269 #define VM_FLAGS_4GB_CHUNK      0x0004
270 #define VM_FLAGS_RANDOM_ADDR    0x0008
271 #define VM_FLAGS_NO_CACHE       0x0010
272 #define VM_FLAGS_RESILIENT_CODESIGN     0x0020
273 #define VM_FLAGS_RESILIENT_MEDIA        0x0040
274 #define VM_FLAGS_PERMANENT      0x0080
275 #define VM_FLAGS_OVERWRITE      0x4000  /* delete any existing mappings first */
276 /*
277  * VM_FLAGS_SUPERPAGE_MASK
278  *	3 bits that specify whether large pages should be used instead of
279  *	base pages (!=0), as well as the requested page size.
280  */
281 #define VM_FLAGS_SUPERPAGE_MASK 0x70000 /* bits 0x10000, 0x20000, 0x40000 */
282 #define VM_FLAGS_RETURN_DATA_ADDR       0x100000 /* Return address of target data, rather than base of page */
283 #define VM_FLAGS_RETURN_4K_DATA_ADDR    0x800000 /* Return 4K aligned address of target data */
284 #define VM_FLAGS_ALIAS_MASK     0xFF000000
285 #define VM_GET_FLAGS_ALIAS(flags, alias)                        \
286 	        (alias) = ((flags) & VM_FLAGS_ALIAS_MASK) >> 24
287 #if !XNU_KERNEL_PRIVATE
288 #define VM_SET_FLAGS_ALIAS(flags, alias)                        \
289 	        (flags) = (((flags) & ~VM_FLAGS_ALIAS_MASK) |   \
290 	        (((alias) & ~VM_FLAGS_ALIAS_MASK) << 24))
291 #endif /* !XNU_KERNEL_PRIVATE */
292 
293 /* These are the flags that we accept from user-space */
294 #define VM_FLAGS_USER_ALLOCATE  (VM_FLAGS_FIXED |               \
295 	                         VM_FLAGS_ANYWHERE |            \
296 	                         VM_FLAGS_PURGABLE |            \
297 	                         VM_FLAGS_4GB_CHUNK |           \
298 	                         VM_FLAGS_RANDOM_ADDR |         \
299 	                         VM_FLAGS_NO_CACHE |            \
300 	                         VM_FLAGS_PERMANENT |           \
301 	                         VM_FLAGS_OVERWRITE |           \
302 	                         VM_FLAGS_SUPERPAGE_MASK |      \
303 	                         VM_FLAGS_ALIAS_MASK)
304 #define VM_FLAGS_USER_MAP       (VM_FLAGS_USER_ALLOCATE |       \
305 	                         VM_FLAGS_RETURN_4K_DATA_ADDR | \
306 	                         VM_FLAGS_RETURN_DATA_ADDR)
307 #define VM_FLAGS_USER_REMAP     (VM_FLAGS_FIXED |               \
308 	                         VM_FLAGS_ANYWHERE |            \
309 	                         VM_FLAGS_RANDOM_ADDR |         \
310 	                         VM_FLAGS_OVERWRITE|            \
311 	                         VM_FLAGS_RETURN_DATA_ADDR |    \
312 	                         VM_FLAGS_RESILIENT_CODESIGN |  \
313 	                         VM_FLAGS_RESILIENT_MEDIA)
314 
315 #define VM_FLAGS_SUPERPAGE_SHIFT 16
316 #define SUPERPAGE_NONE                  0       /* no superpages, if all bits are 0 */
317 #define SUPERPAGE_SIZE_ANY              1
318 #define VM_FLAGS_SUPERPAGE_NONE     (SUPERPAGE_NONE     << VM_FLAGS_SUPERPAGE_SHIFT)
319 #define VM_FLAGS_SUPERPAGE_SIZE_ANY (SUPERPAGE_SIZE_ANY << VM_FLAGS_SUPERPAGE_SHIFT)
320 #if defined(__x86_64__) || !defined(KERNEL)
321 #define SUPERPAGE_SIZE_2MB              2
322 #define VM_FLAGS_SUPERPAGE_SIZE_2MB (SUPERPAGE_SIZE_2MB<<VM_FLAGS_SUPERPAGE_SHIFT)
323 #endif
324 
325 /*
326  * EXC_GUARD definitions for virtual memory.
327  */
328 #define GUARD_TYPE_VIRT_MEMORY  0x5
329 
330 /* Reasons for exception for virtual memory */
331 enum virtual_memory_guard_exception_codes {
332 	kGUARD_EXC_DEALLOC_GAP  = 1u << 0
333 };
334 
335 #ifdef KERNEL_PRIVATE
336 typedef struct {
337 	unsigned int
338 	    vmkf_atomic_entry:1,        /* keep entry atomic (no coalescing) */
339 	    vmkf_permanent:1,           /* mapping can NEVER be unmapped */
340 	    vmkf_guard_after:1,         /* guard page after the mapping */
341 	    vmkf_guard_before:1,        /* guard page before the mapping */
342 	    vmkf_submap:1,              /* mapping a VM submap */
343 	    vmkf_already:1,             /* OK if same mapping already exists */
344 	    vmkf_beyond_max:1,          /* map beyond the map's max offset */
345 	    vmkf_no_pmap_check:1,       /* do not check that pmap is empty */
346 	    vmkf_map_jit:1,             /* mark entry as JIT region */
347 	    vmkf_iokit_acct:1,          /* IOKit accounting */
348 	    vmkf_keep_map_locked:1,     /* keep map locked when returning from vm_map_enter() */
349 	    vmkf_fourk:1,               /* use fourk pager */
350 	    vmkf_overwrite_immutable:1, /* can overwrite immutable mappings */
351 	    vmkf_remap_prot_copy:1,     /* vm_remap for VM_PROT_COPY */
352 	    vmkf_cs_enforcement_override:1,     /* override CS_ENFORCEMENT */
353 	    vmkf_cs_enforcement:1,      /* new value for CS_ENFORCEMENT */
354 	    vmkf_nested_pmap:1,         /* use a nested pmap */
355 	    vmkf_no_copy_on_read:1,     /* do not use copy_on_read */
356 	    vmkf_32bit_map_va:1,        /* allocate in low 32-bits range */
357 	    vmkf_copy_single_object:1,  /* vm_map_copy only 1 VM object */
358 	    vmkf_copy_pageable:1,       /* vm_map_copy with pageable entries */
359 	    vmkf_copy_same_map:1,       /* vm_map_copy to remap in original map */
360 	    vmkf_translated_allow_execute:1,    /* allow execute in translated processes */
361 	    vmkf_last_free:1,           /* find space from the end */
362 	    __vmkf_unused:8;
363 } vm_map_kernel_flags_t;
364 #define VM_MAP_KERNEL_FLAGS_NONE (vm_map_kernel_flags_t){ }
365 
366 typedef struct {
367 	unsigned int
368 	    vmnekf_ledger_tag:3,
369 	    vmnekf_ledger_no_footprint:1,
370 	    __vmnekf_unused:28;
371 } vm_named_entry_kernel_flags_t;
372 #define VM_NAMED_ENTRY_KERNEL_FLAGS_NONE (vm_named_entry_kernel_flags_t) {    \
373 	.vmnekf_ledger_tag = 0,                                                \
374 	.vmnekf_ledger_no_footprint = 0,                                       \
375 	.__vmnekf_unused = 0                                                   \
376 }
377 
378 #endif /* KERNEL_PRIVATE */
379 
380 /* current accounting postmark */
381 #define __VM_LEDGER_ACCOUNTING_POSTMARK 2019032600
382 
383 /* discrete values: */
384 #define VM_LEDGER_TAG_NONE      0x00000000
385 #define VM_LEDGER_TAG_DEFAULT   0x00000001
386 #define VM_LEDGER_TAG_NETWORK   0x00000002
387 #define VM_LEDGER_TAG_MEDIA     0x00000003
388 #define VM_LEDGER_TAG_GRAPHICS  0x00000004
389 #define VM_LEDGER_TAG_NEURAL    0x00000005
390 #define VM_LEDGER_TAG_MAX       0x00000005
391 /* individual bits: */
392 #define VM_LEDGER_FLAG_NO_FOOTPRINT               (1 << 0)
393 #define VM_LEDGER_FLAG_NO_FOOTPRINT_FOR_DEBUG    (1 << 1)
394 #define VM_LEDGER_FLAGS (VM_LEDGER_FLAG_NO_FOOTPRINT | VM_LEDGER_FLAG_NO_FOOTPRINT_FOR_DEBUG)
395 
396 
397 #define VM_MEMORY_MALLOC 1
398 #define VM_MEMORY_MALLOC_SMALL 2
399 #define VM_MEMORY_MALLOC_LARGE 3
400 #define VM_MEMORY_MALLOC_HUGE 4
401 #define VM_MEMORY_SBRK 5// uninteresting -- no one should call
402 #define VM_MEMORY_REALLOC 6
403 #define VM_MEMORY_MALLOC_TINY 7
404 #define VM_MEMORY_MALLOC_LARGE_REUSABLE 8
405 #define VM_MEMORY_MALLOC_LARGE_REUSED 9
406 
407 #define VM_MEMORY_ANALYSIS_TOOL 10
408 
409 #define VM_MEMORY_MALLOC_NANO 11
410 #define VM_MEMORY_MALLOC_MEDIUM 12
411 #define VM_MEMORY_MALLOC_PGUARD 13  // Will be removed
412 #define VM_MEMORY_MALLOC_PROB_GUARD 13
413 
414 #define VM_MEMORY_MACH_MSG 20
415 #define VM_MEMORY_IOKIT 21
416 #define VM_MEMORY_STACK  30
417 #define VM_MEMORY_GUARD  31
418 #define VM_MEMORY_SHARED_PMAP 32
419 /* memory containing a dylib */
420 #define VM_MEMORY_DYLIB 33
421 #define VM_MEMORY_OBJC_DISPATCHERS 34
422 
423 /* Was a nested pmap (VM_MEMORY_SHARED_PMAP) which has now been unnested */
424 #define VM_MEMORY_UNSHARED_PMAP 35
425 
426 
427 // Placeholders for now -- as we analyze the libraries and find how they
428 // use memory, we can make these labels more specific.
429 #define VM_MEMORY_APPKIT 40
430 #define VM_MEMORY_FOUNDATION 41
431 #define VM_MEMORY_COREGRAPHICS 42
432 #define VM_MEMORY_CORESERVICES 43
433 #define VM_MEMORY_CARBON VM_MEMORY_CORESERVICES
434 #define VM_MEMORY_JAVA 44
435 #define VM_MEMORY_COREDATA 45
436 #define VM_MEMORY_COREDATA_OBJECTIDS 46
437 #define VM_MEMORY_ATS 50
438 #define VM_MEMORY_LAYERKIT 51
439 #define VM_MEMORY_CGIMAGE 52
440 #define VM_MEMORY_TCMALLOC 53
441 
442 /* private raster data (i.e. layers, some images, QGL allocator) */
443 #define VM_MEMORY_COREGRAPHICS_DATA     54
444 
445 /* shared image and font caches */
446 #define VM_MEMORY_COREGRAPHICS_SHARED   55
447 
448 /* Memory used for virtual framebuffers, shadowing buffers, etc... */
449 #define VM_MEMORY_COREGRAPHICS_FRAMEBUFFERS     56
450 
451 /* Window backing stores, custom shadow data, and compressed backing stores */
452 #define VM_MEMORY_COREGRAPHICS_BACKINGSTORES    57
453 
454 /* x-alloc'd memory */
455 #define VM_MEMORY_COREGRAPHICS_XALLOC 58
456 
457 /* catch-all for other uses, such as the read-only shared data page */
458 #define VM_MEMORY_COREGRAPHICS_MISC VM_MEMORY_COREGRAPHICS
459 
460 /* memory allocated by the dynamic loader for itself */
461 #define VM_MEMORY_DYLD 60
462 /* malloc'd memory created by dyld */
463 #define VM_MEMORY_DYLD_MALLOC 61
464 
465 /* Used for sqlite page cache */
466 #define VM_MEMORY_SQLITE 62
467 
468 /* JavaScriptCore heaps */
469 #define VM_MEMORY_JAVASCRIPT_CORE 63
470 #define VM_MEMORY_WEBASSEMBLY VM_MEMORY_JAVASCRIPT_CORE
471 /* memory allocated for the JIT */
472 #define VM_MEMORY_JAVASCRIPT_JIT_EXECUTABLE_ALLOCATOR 64
473 #define VM_MEMORY_JAVASCRIPT_JIT_REGISTER_FILE 65
474 
475 /* memory allocated for GLSL */
476 #define VM_MEMORY_GLSL  66
477 
478 /* memory allocated for OpenCL.framework */
479 #define VM_MEMORY_OPENCL    67
480 
481 /* memory allocated for QuartzCore.framework */
482 #define VM_MEMORY_COREIMAGE 68
483 
484 /* memory allocated for WebCore Purgeable Buffers */
485 #define VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS 69
486 
487 /* ImageIO memory */
488 #define VM_MEMORY_IMAGEIO       70
489 
490 /* CoreProfile memory */
491 #define VM_MEMORY_COREPROFILE   71
492 
493 /* assetsd / MobileSlideShow memory */
494 #define VM_MEMORY_ASSETSD       72
495 
496 /* libsystem_kernel os_once_alloc */
497 #define VM_MEMORY_OS_ALLOC_ONCE 73
498 
499 /* libdispatch internal allocator */
500 #define VM_MEMORY_LIBDISPATCH 74
501 
502 /* Accelerate.framework image backing stores */
503 #define VM_MEMORY_ACCELERATE 75
504 
505 /* CoreUI image block data */
506 #define VM_MEMORY_COREUI 76
507 
508 /* CoreUI image file */
509 #define VM_MEMORY_COREUIFILE 77
510 
511 /* Genealogy buffers */
512 #define VM_MEMORY_GENEALOGY 78
513 
514 /* RawCamera VM allocated memory */
515 #define VM_MEMORY_RAWCAMERA 79
516 
517 /* corpse info for dead process */
518 #define VM_MEMORY_CORPSEINFO 80
519 
520 /* Apple System Logger (ASL) messages */
521 #define VM_MEMORY_ASL 81
522 
523 /* Swift runtime */
524 #define VM_MEMORY_SWIFT_RUNTIME 82
525 
526 /* Swift metadata */
527 #define VM_MEMORY_SWIFT_METADATA 83
528 
529 /* DHMM data */
530 #define VM_MEMORY_DHMM 84
531 
532 
533 /* memory allocated by SceneKit.framework */
534 #define VM_MEMORY_SCENEKIT 86
535 
536 /* memory allocated by skywalk networking */
537 #define VM_MEMORY_SKYWALK 87
538 
539 #define VM_MEMORY_IOSURFACE 88
540 
541 #define VM_MEMORY_LIBNETWORK 89
542 
543 #define VM_MEMORY_AUDIO 90
544 
545 #define VM_MEMORY_VIDEOBITSTREAM 91
546 
547 /* memory allocated by CoreMedia */
548 #define VM_MEMORY_CM_XPC 92
549 
550 #define VM_MEMORY_CM_RPC 93
551 
552 #define VM_MEMORY_CM_MEMORYPOOL 94
553 
554 #define VM_MEMORY_CM_READCACHE 95
555 
556 #define VM_MEMORY_CM_CRABS 96
557 
558 /* memory allocated for QuickLookThumbnailing */
559 #define VM_MEMORY_QUICKLOOK_THUMBNAILS 97
560 
561 /* memory allocated by Accounts framework */
562 #define VM_MEMORY_ACCOUNTS 98
563 
564 /* memory allocated by Sanitizer runtime libraries */
565 #define VM_MEMORY_SANITIZER 99
566 
567 /* Differentiate memory needed by GPU drivers and frameworks from generic IOKit allocations */
568 #define VM_MEMORY_IOACCELERATOR 100
569 
570 /* memory allocated by CoreMedia for global image registration of frames */
571 #define VM_MEMORY_CM_REGWARP 101
572 
573 /* memory allocated by EmbeddedAcousticRecognition for speech decoder */
574 #define VM_MEMORY_EAR_DECODER 102
575 
576 /* CoreUI cached image data */
577 #define VM_MEMORY_COREUI_CACHED_IMAGE_DATA 103
578 
579 /* ColorSync is using mmap for read-only copies of ICC profile data */
580 #define VM_MEMORY_COLORSYNC 104
581 
582 /* Reserve 230-239 for Rosetta */
583 #define VM_MEMORY_ROSETTA 230
584 #define VM_MEMORY_ROSETTA_THREAD_CONTEXT 231
585 #define VM_MEMORY_ROSETTA_INDIRECT_BRANCH_MAP 232
586 #define VM_MEMORY_ROSETTA_RETURN_STACK 233
587 #define VM_MEMORY_ROSETTA_EXECUTABLE_HEAP 234
588 #define VM_MEMORY_ROSETTA_USER_LDT 235
589 #define VM_MEMORY_ROSETTA_ARENA 236
590 #define VM_MEMORY_ROSETTA_10 239
591 
592 /* Reserve 240-255 for application */
593 #define VM_MEMORY_APPLICATION_SPECIFIC_1 240
594 #define VM_MEMORY_APPLICATION_SPECIFIC_16 255
595 
596 #if !XNU_KERNEL_PRIVATE
597 #define VM_MAKE_TAG(tag) ((tag) << 24)
598 #endif /* XNU_KERNEL_PRIVATE */
599 
600 
601 #if KERNEL_PRIVATE
602 
603 /* kernel map tags */
604 /* please add new definition strings to zprint */
605 
606 #define VM_KERN_MEMORY_NONE             0
607 
608 #define VM_KERN_MEMORY_OSFMK            1
609 #define VM_KERN_MEMORY_BSD              2
610 #define VM_KERN_MEMORY_IOKIT            3
611 #define VM_KERN_MEMORY_LIBKERN          4
612 #define VM_KERN_MEMORY_OSKEXT           5
613 #define VM_KERN_MEMORY_KEXT             6
614 #define VM_KERN_MEMORY_IPC              7
615 #define VM_KERN_MEMORY_STACK            8
616 #define VM_KERN_MEMORY_CPU              9
617 #define VM_KERN_MEMORY_PMAP             10
618 #define VM_KERN_MEMORY_PTE              11
619 #define VM_KERN_MEMORY_ZONE             12
620 #define VM_KERN_MEMORY_KALLOC           13
621 #define VM_KERN_MEMORY_COMPRESSOR       14
622 #define VM_KERN_MEMORY_COMPRESSED_DATA  15
623 #define VM_KERN_MEMORY_PHANTOM_CACHE    16
624 #define VM_KERN_MEMORY_WAITQ            17
625 #define VM_KERN_MEMORY_DIAG             18
626 #define VM_KERN_MEMORY_LOG              19
627 #define VM_KERN_MEMORY_FILE             20
628 #define VM_KERN_MEMORY_MBUF             21
629 #define VM_KERN_MEMORY_UBC              22
630 #define VM_KERN_MEMORY_SECURITY         23
631 #define VM_KERN_MEMORY_MLOCK            24
632 #define VM_KERN_MEMORY_REASON           25
633 #define VM_KERN_MEMORY_SKYWALK          26
634 #define VM_KERN_MEMORY_LTABLE           27
635 #define VM_KERN_MEMORY_HV               28
636 #define VM_KERN_MEMORY_KALLOC_DATA      29
637 #define VM_KERN_MEMORY_RETIRED          30
638 #define VM_KERN_MEMORY_KALLOC_TYPE      31
639 #define VM_KERN_MEMORY_TRIAGE           32
640 #define VM_KERN_MEMORY_FIRST_DYNAMIC    33
641 
642 /* out of tags: */
643 #define VM_KERN_MEMORY_ANY              255
644 #define VM_KERN_MEMORY_COUNT            256
645 
646 /* end kernel map tags */
647 
648 // mach_memory_info.flags
649 #define VM_KERN_SITE_TYPE               0x000000FF
650 #define VM_KERN_SITE_TAG                0x00000000
651 #define VM_KERN_SITE_KMOD               0x00000001
652 #define VM_KERN_SITE_KERNEL             0x00000002
653 #define VM_KERN_SITE_COUNTER            0x00000003
654 #define VM_KERN_SITE_WIRED              0x00000100      /* add to wired count */
655 #define VM_KERN_SITE_HIDE               0x00000200      /* no zprint */
656 #define VM_KERN_SITE_NAMED              0x00000400
657 #define VM_KERN_SITE_ZONE               0x00000800
658 #define VM_KERN_SITE_ZONE_VIEW          0x00001000
659 #define VM_KERN_SITE_KALLOC             0x00002000      /* zone field is size class */
660 
661 #define VM_KERN_COUNT_MANAGED           0
662 #define VM_KERN_COUNT_RESERVED          1
663 #define VM_KERN_COUNT_WIRED             2
664 #define VM_KERN_COUNT_WIRED_MANAGED     3
665 #define VM_KERN_COUNT_STOLEN            4
666 #define VM_KERN_COUNT_LOPAGE            5
667 #define VM_KERN_COUNT_MAP_KERNEL        6
668 #define VM_KERN_COUNT_MAP_ZONE          7
669 #define VM_KERN_COUNT_MAP_KALLOC        8
670 
671 #define VM_KERN_COUNT_WIRED_BOOT    9
672 
673 #define VM_KERN_COUNT_BOOT_STOLEN       10
674 
675 /* The number of bytes from the kernel cache that are wired in memory */
676 #define VM_KERN_COUNT_WIRED_STATIC_KERNELCACHE 11
677 
678 #define VM_KERN_COUNT_MAP_KALLOC_LARGE  VM_KERN_COUNT_MAP_KALLOC
679 #define VM_KERN_COUNT_MAP_KALLOC_LARGE_DATA     12
680 #define VM_KERN_COUNT_MAP_KERNEL_DATA   13
681 
682 #define VM_KERN_COUNTER_COUNT           14
683 
684 #endif /* KERNEL_PRIVATE */
685 
686 #ifdef __cplusplus
687 }
688 #endif
689 
690 #endif  /* _MACH_VM_STATISTICS_H_ */
691