osfmk/mach/vm_statistics.h

   1 /*
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  28 /*
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  30  */
  31 /*
  32  * Mach Operating System
  33  * Copyright (c) 1991,1990,1989,1988,1987 Carnegie Mellon University
  34  * All Rights Reserved.
  35  *
  36  * Permission to use, copy, modify and distribute this software and its
  37  * documentation is hereby granted, provided that both the copyright
  38  * notice and this permission notice appear in all copies of the
  39  * software, derivative works or modified versions, and any portions
  40  * thereof, and that both notices appear in supporting documentation.
  41  *
  42  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
  43  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
  44  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
  45  *
  46  * Carnegie Mellon requests users of this software to return to
  47  *
  48  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
  49  *  School of Computer Science
  50  *  Carnegie Mellon University
  51  *  Pittsburgh PA 15213-3890
  52  *
  53  * any improvements or extensions that they make and grant Carnegie Mellon
  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 #include <mach/machine/vm_types.h>
  70
  71
  72 /*
  73  * vm_statistics
  74  *
  75  * History:
  76  *      rev0 -  original structure.
  77  *      rev1 -  added purgable info (purgable_count and purges).
  78  *      rev2 -  added speculative_count.
  79  *
  80  * Note: you cannot add any new fields to this structure. Add them below in
  81  *       vm_statistics64.
  82  */
  83
  84 struct vm_statistics {
  85         natural_t       free_count;             /* # of pages free */
  86         natural_t       active_count;           /* # of pages active */
  87         natural_t       inactive_count;         /* # of pages inactive */
  88         natural_t       wire_count;             /* # of pages wired down */
  89         natural_t       zero_fill_count;        /* # of zero fill pages */
  90         natural_t       reactivations;          /* # of pages reactivated */
  91         natural_t       pageins;                /* # of pageins */
  92         natural_t       pageouts;               /* # of pageouts */
  93         natural_t       faults;                 /* # of faults */
  94         natural_t       cow_faults;             /* # of copy-on-writes */
  95         natural_t       lookups;                /* object cache lookups */
  96         natural_t       hits;                   /* object cache hits */
  97
  98         /* added for rev1 */
  99         natural_t       purgeable_count;        /* # of pages purgeable */
 100         natural_t       purges;                 /* # of pages purged */
 101
 102         /* added for rev2 */
 103         /*
 104          * NB: speculative pages are already accounted for in "free_count",
 105          * so "speculative_count" is the number of "free" pages that are
 106          * used to hold data that was read speculatively from disk but
 107          * haven't actually been used by anyone so far.
 108          */
 109         natural_t       speculative_count;      /* # of pages speculative */
 110 };
 111
 112 /* Used by all architectures */
 113 typedef struct vm_statistics    *vm_statistics_t;
 114 typedef struct vm_statistics    vm_statistics_data_t;
 115
 116 /*
 117  * vm_statistics64
 118  *
 119  * History:
 120  *      rev0 -  original structure.
 121  *      rev1 -  added purgable info (purgable_count and purges).
 122  *      rev2 -  added speculative_count.
 123  *         ----
 124  *      rev3 -  changed name to vm_statistics64.
 125  *              changed some fields in structure to 64-bit on
 126  *              arm, i386 and x86_64 architectures.
 127  *      rev4 -  require 64-bit alignment for efficient access
 128  *              in the kernel. No change to reported data.
 129  *
 130  */
 131
 132 struct vm_statistics64 {
 133         natural_t       free_count;             /* # of pages free */
 134         natural_t       active_count;           /* # of pages active */
 135         natural_t       inactive_count;         /* # of pages inactive */
 136         natural_t       wire_count;             /* # of pages wired down */
 137         uint64_t        zero_fill_count;        /* # of zero fill pages */
 138         uint64_t        reactivations;          /* # of pages reactivated */
 139         uint64_t        pageins;                /* # of pageins */
 140         uint64_t        pageouts;               /* # of pageouts */
 141         uint64_t        faults;                 /* # of faults */
 142         uint64_t        cow_faults;             /* # of copy-on-writes */
 143         uint64_t        lookups;                /* object cache lookups */
 144         uint64_t        hits;                   /* object cache hits */
 145         uint64_t        purges;                 /* # of pages purged */
 146         natural_t       purgeable_count;        /* # of pages purgeable */
 147         /*
 148          * NB: speculative pages are already accounted for in "free_count",
 149          * so "speculative_count" is the number of "free" pages that are
 150          * used to hold data that was read speculatively from disk but
 151          * haven't actually been used by anyone so far.
 152          */
 153         natural_t       speculative_count;      /* # of pages speculative */
 154
 155         /* added for rev1 */
 156         uint64_t        decompressions;         /* # of pages decompressed */
 157         uint64_t        compressions;           /* # of pages compressed */
 158         uint64_t        swapins;                /* # of pages swapped in (via compression segments) */
 159         uint64_t        swapouts;               /* # of pages swapped out (via compression segments) */
 160         natural_t       compressor_page_count;  /* # of pages used by the compressed pager to hold all the compressed data */
 161         natural_t       throttled_count;        /* # of pages throttled */
 162         natural_t       external_page_count;    /* # of pages that are file-backed (non-swap) */
 163         natural_t       internal_page_count;    /* # of pages that are anonymous */
 164         uint64_t        total_uncompressed_pages_in_compressor; /* # of pages (uncompressed) held within the compressor. */
 165 } __attribute__((aligned(8)));
 166
 167 typedef struct vm_statistics64  *vm_statistics64_t;
 168 typedef struct vm_statistics64  vm_statistics64_data_t;
 169
 170 /*
 171  * VM_STATISTICS_TRUNCATE_TO_32_BIT
 172  *
 173  * This is used by host_statistics() to truncate and peg the 64-bit in-kernel values from
 174  * vm_statistics64 to the 32-bit values of the older structure above (vm_statistics).
 175  */
 176 #define VM_STATISTICS_TRUNCATE_TO_32_BIT(value) ((uint32_t)(((value) > UINT32_MAX ) ? UINT32_MAX : (value)))
 177
 178 /*
 179  * vm_extmod_statistics
 180  *
 181  * Structure to record modifications to a task by an
 182  * external agent.
 183  *
 184  * History:
 185  *      rev0 -  original structure.
 186  */
 187
 188 struct vm_extmod_statistics {
 189         int64_t task_for_pid_count;                     /* # of times task port was looked up */
 190         int64_t task_for_pid_caller_count;      /* # of times this task called task_for_pid */
 191         int64_t thread_creation_count;          /* # of threads created in task */
 192         int64_t thread_creation_caller_count;   /* # of threads created by task */
 193         int64_t thread_set_state_count;         /* # of register state sets in task */
 194         int64_t thread_set_state_caller_count;  /* # of register state sets by task */
 195 } __attribute__((aligned(8)));
 196
 197 typedef struct vm_extmod_statistics *vm_extmod_statistics_t;
 198 typedef struct vm_extmod_statistics vm_extmod_statistics_data_t;
 199
 200 typedef struct vm_purgeable_stat {
 201         uint64_t        count;
 202         uint64_t        size;
 203 }vm_purgeable_stat_t;
 204
 205 struct vm_purgeable_info {
 206         vm_purgeable_stat_t fifo_data[8];
 207         vm_purgeable_stat_t obsolete_data;
 208         vm_purgeable_stat_t lifo_data[8];
 209 };
 210
 211 typedef struct vm_purgeable_info        *vm_purgeable_info_t;
 212
 213 /* included for the vm_map_page_query call */
 214
 215 #define VM_PAGE_QUERY_PAGE_PRESENT      0x1
 216 #define VM_PAGE_QUERY_PAGE_FICTITIOUS   0x2
 217 #define VM_PAGE_QUERY_PAGE_REF          0x4
 218 #define VM_PAGE_QUERY_PAGE_DIRTY        0x8
 219 #define VM_PAGE_QUERY_PAGE_PAGED_OUT    0x10
 220 #define VM_PAGE_QUERY_PAGE_COPIED       0x20
 221 #define VM_PAGE_QUERY_PAGE_SPECULATIVE  0x40
 222 #define VM_PAGE_QUERY_PAGE_EXTERNAL     0x80
 223 #define VM_PAGE_QUERY_PAGE_CS_VALIDATED 0x100
 224 #define VM_PAGE_QUERY_PAGE_CS_TAINTED   0x200
 225 #define VM_PAGE_QUERY_PAGE_CS_NX        0x400
 226
 227 #ifdef  MACH_KERNEL_PRIVATE
 228
 229 /*
 230  *      Each machine dependent implementation is expected to
 231  *      keep certain statistics.  They may do this anyway they
 232  *      so choose, but are expected to return the statistics
 233  *      in the following structure.
 234  */
 235
 236 struct pmap_statistics {
 237         integer_t       resident_count; /* # of pages mapped (total)*/
 238         integer_t       resident_max;   /* # of pages mapped (peak) */
 239         integer_t       wired_count;    /* # of pages wired */
 240
 241         integer_t       device;
 242         integer_t       device_peak;
 243         integer_t       internal;
 244         integer_t       internal_peak;
 245         integer_t       external;
 246         integer_t       external_peak;
 247         integer_t       reusable;
 248         integer_t       reusable_peak;
 249         uint64_t        compressed __attribute__((aligned(8)));
 250         uint64_t        compressed_peak __attribute__((aligned(8)));
 251         uint64_t        compressed_lifetime __attribute__((aligned(8)));
 252 };
 253
 254 typedef struct pmap_statistics  *pmap_statistics_t;
 255
 256 #define PMAP_STATS_PEAK(field)                  \
 257         MACRO_BEGIN                             \
 258         if (field > field##_peak) {             \
 259                 field##_peak = field;           \
 260         }                                       \
 261         MACRO_END
 262
 263 #endif  /* MACH_KERNEL_PRIVATE */
 264
 265 /*
 266  * VM allocation flags:
 267  *
 268  * VM_FLAGS_FIXED
 269  *      (really the absence of VM_FLAGS_ANYWHERE)
 270  *      Allocate new VM region at the specified virtual address, if possible.
 271  *
 272  * VM_FLAGS_ANYWHERE
 273  *      Allocate new VM region anywhere it would fit in the address space.
 274  *
 275  * VM_FLAGS_PURGABLE
 276  *      Create a purgable VM object for that new VM region.
 277  *
 278  * VM_FLAGS_NO_PMAP_CHECK
 279  *      (for DEBUG kernel config only, ignored for other configs)
 280  *      Do not check that there is no stale pmap mapping for the new VM region.
 281  *      This is useful for kernel memory allocations at bootstrap when building
 282  *      the initial kernel address space while some memory is already in use.
 283  *
 284  * VM_FLAGS_OVERWRITE
 285  *      The new VM region can replace existing VM regions if necessary
 286  *      (to be used in combination with VM_FLAGS_FIXED).
 287  *
 288  * VM_FLAGS_NO_CACHE
 289  *      Pages brought in to this VM region are placed on the speculative
 290  *      queue instead of the active queue.  In other words, they are not
 291  *      cached so that they will be stolen first if memory runs low.
 292  */
 293
 294 #define VM_FLAGS_FIXED          0x0000
 295 #define VM_FLAGS_ANYWHERE       0x0001
 296 #define VM_FLAGS_PURGABLE       0x0002
 297 #define VM_FLAGS_RANDOM_ADDR    0x0008
 298 #define VM_FLAGS_NO_CACHE       0x0010
 299 #define VM_FLAGS_RESILIENT_CODESIGN     0x0020
 300 #define VM_FLAGS_RESILIENT_MEDIA        0x0040
 301 #define VM_FLAGS_OVERWRITE      0x4000  /* delete any existing mappings first */
 302 /*
 303  * VM_FLAGS_SUPERPAGE_MASK
 304  *      3 bits that specify whether large pages should be used instead of
 305  *      base pages (!=0), as well as the requested page size.
 306  */
 307 #define VM_FLAGS_SUPERPAGE_MASK 0x70000 /* bits 0x10000, 0x20000, 0x40000 */
 308 #define VM_FLAGS_RETURN_DATA_ADDR       0x100000 /* Return address of target data, rather than base of page */
 309 #define VM_FLAGS_RETURN_4K_DATA_ADDR    0x800000 /* Return 4K aligned address of target data */
 310 #define VM_FLAGS_ALIAS_MASK     0xFF000000
 311 #define VM_GET_FLAGS_ALIAS(flags, alias)                        \
 312                 (alias) = ((flags) & VM_FLAGS_ALIAS_MASK) >> 24
 313 #if !XNU_KERNEL_PRIVATE
 314 #define VM_SET_FLAGS_ALIAS(flags, alias)                        \
 315                 (flags) = (((flags) & ~VM_FLAGS_ALIAS_MASK) |   \
 316                 (((alias) & ~VM_FLAGS_ALIAS_MASK) << 24))
 317 #endif /* !XNU_KERNEL_PRIVATE */
 318
 319 /* These are the flags that we accept from user-space */
 320 #define VM_FLAGS_USER_ALLOCATE  (VM_FLAGS_FIXED |               \
 321                                  VM_FLAGS_ANYWHERE |            \
 322                                  VM_FLAGS_PURGABLE |            \
 323                                  VM_FLAGS_RANDOM_ADDR |         \
 324                                  VM_FLAGS_NO_CACHE |            \
 325                                  VM_FLAGS_OVERWRITE |           \
 326                                  VM_FLAGS_SUPERPAGE_MASK |      \
 327                                  VM_FLAGS_ALIAS_MASK)
 328 #define VM_FLAGS_USER_MAP       (VM_FLAGS_USER_ALLOCATE |       \
 329                                  VM_FLAGS_RETURN_4K_DATA_ADDR | \
 330                                  VM_FLAGS_RETURN_DATA_ADDR)
 331 #define VM_FLAGS_USER_REMAP     (VM_FLAGS_FIXED |    \
 332                                  VM_FLAGS_ANYWHERE | \
 333                                  VM_FLAGS_RANDOM_ADDR | \
 334                                  VM_FLAGS_OVERWRITE| \
 335                                  VM_FLAGS_RETURN_DATA_ADDR |\
 336                                  VM_FLAGS_RESILIENT_CODESIGN)
 337
 338 #define VM_FLAGS_SUPERPAGE_SHIFT 16
 339 #define SUPERPAGE_NONE                  0       /* no superpages, if all bits are 0 */
 340 #define SUPERPAGE_SIZE_ANY              1
 341 #define VM_FLAGS_SUPERPAGE_NONE     (SUPERPAGE_NONE     << VM_FLAGS_SUPERPAGE_SHIFT)
 342 #define VM_FLAGS_SUPERPAGE_SIZE_ANY (SUPERPAGE_SIZE_ANY << VM_FLAGS_SUPERPAGE_SHIFT)
 343 #if defined(__x86_64__) || !defined(KERNEL)
 344 #define SUPERPAGE_SIZE_2MB              2
 345 #define VM_FLAGS_SUPERPAGE_SIZE_2MB (SUPERPAGE_SIZE_2MB<<VM_FLAGS_SUPERPAGE_SHIFT)
 346 #endif
 347
 348
 349 #ifdef KERNEL_PRIVATE
 350 typedef struct {
 351         unsigned int
 352                 vmkf_atomic_entry:1,
 353                 vmkf_permanent:1,
 354                 vmkf_guard_after:1,
 355                 vmkf_guard_before:1,
 356                 vmkf_submap:1,
 357                 vmkf_already:1,
 358                 vmkf_beyond_max:1,
 359                 vmkf_no_pmap_check:1,
 360                 vmkf_map_jit:1,
 361                 vmkf_iokit_acct:1,
 362                 vmkf_keep_map_locked:1,
 363                 vmkf_fourk:1,
 364                 vmkf_overwrite_immutable:1,
 365                 vmkf_remap_prot_copy:1,
 366                 __vmkf_unused:18;
 367 } vm_map_kernel_flags_t;
 368 #define VM_MAP_KERNEL_FLAGS_NONE (vm_map_kernel_flags_t) {              \
 369         .vmkf_atomic_entry = 0, /* keep entry atomic (no coalescing) */ \
 370         .vmkf_permanent = 0,    /* mapping can NEVER be unmapped */     \
 371         .vmkf_guard_after = 0,  /* guard page after the mapping */      \
 372         .vmkf_guard_before = 0, /* guard page before the mapping */     \
 373         .vmkf_submap = 0,       /* mapping a VM submap */               \
 374         .vmkf_already = 0,      /* OK if same mapping already exists */ \
 375         .vmkf_beyond_max = 0,   /* map beyond the map's max offset */   \
 376         .vmkf_no_pmap_check = 0, /* do not check that pmap is empty */  \
 377         .vmkf_map_jit = 0,      /* mark entry as JIT region */          \
 378         .vmkf_iokit_acct = 0,   /* IOKit accounting */                  \
 379         .vmkf_keep_map_locked = 0, /* keep map locked when returning from vm_map_enter() */ \
 380         .vmkf_fourk = 0,        /* use fourk pager */                   \
 381         .vmkf_overwrite_immutable = 0,  /* can overwrite immutable mappings */ \
 382         .vmkf_remap_prot_copy = 0, /* vm_remap for VM_PROT_COPY */      \
 383         .__vmkf_unused = 0                                              \
 384 }
 385 #endif /* KERNEL_PRIVATE */
 386
 387
 388
 389 #define VM_MEMORY_MALLOC 1
 390 #define VM_MEMORY_MALLOC_SMALL 2
 391 #define VM_MEMORY_MALLOC_LARGE 3
 392 #define VM_MEMORY_MALLOC_HUGE 4
 393 #define VM_MEMORY_SBRK 5// uninteresting -- no one should call
 394 #define VM_MEMORY_REALLOC 6
 395 #define VM_MEMORY_MALLOC_TINY 7
 396 #define VM_MEMORY_MALLOC_LARGE_REUSABLE 8
 397 #define VM_MEMORY_MALLOC_LARGE_REUSED 9
 398
 399 #define VM_MEMORY_ANALYSIS_TOOL 10
 400
 401 #define VM_MEMORY_MALLOC_NANO 11
 402
 403 #define VM_MEMORY_MACH_MSG 20
 404 #define VM_MEMORY_IOKIT 21
 405 #define VM_MEMORY_STACK  30
 406 #define VM_MEMORY_GUARD  31
 407 #define VM_MEMORY_SHARED_PMAP 32
 408 /* memory containing a dylib */
 409 #define VM_MEMORY_DYLIB 33
 410 #define VM_MEMORY_OBJC_DISPATCHERS 34
 411
 412 /* Was a nested pmap (VM_MEMORY_SHARED_PMAP) which has now been unnested */
 413 #define VM_MEMORY_UNSHARED_PMAP 35
 414
 415
 416 // Placeholders for now -- as we analyze the libraries and find how they
 417 // use memory, we can make these labels more specific.
 418 #define VM_MEMORY_APPKIT 40
 419 #define VM_MEMORY_FOUNDATION 41
 420 #define VM_MEMORY_COREGRAPHICS 42
 421 #define VM_MEMORY_CORESERVICES 43
 422 #define VM_MEMORY_CARBON VM_MEMORY_CORESERVICES
 423 #define VM_MEMORY_JAVA 44
 424 #define VM_MEMORY_COREDATA 45
 425 #define VM_MEMORY_COREDATA_OBJECTIDS 46
 426 #define VM_MEMORY_ATS 50
 427 #define VM_MEMORY_LAYERKIT 51
 428 #define VM_MEMORY_CGIMAGE 52
 429 #define VM_MEMORY_TCMALLOC 53
 430
 431 /* private raster data (i.e. layers, some images, QGL allocator) */
 432 #define VM_MEMORY_COREGRAPHICS_DATA     54
 433
 434 /* shared image and font caches */
 435 #define VM_MEMORY_COREGRAPHICS_SHARED   55
 436
 437 /* Memory used for virtual framebuffers, shadowing buffers, etc... */
 438 #define VM_MEMORY_COREGRAPHICS_FRAMEBUFFERS     56
 439
 440 /* Window backing stores, custom shadow data, and compressed backing stores */
 441 #define VM_MEMORY_COREGRAPHICS_BACKINGSTORES    57
 442
 443 /* x-alloc'd memory */
 444 #define VM_MEMORY_COREGRAPHICS_XALLOC 58
 445
 446 /* catch-all for other uses, such as the read-only shared data page */
 447 #define VM_MEMORY_COREGRAPHICS_MISC VM_MEMORY_COREGRAPHICS
 448
 449 /* memory allocated by the dynamic loader for itself */
 450 #define VM_MEMORY_DYLD 60
 451 /* malloc'd memory created by dyld */
 452 #define VM_MEMORY_DYLD_MALLOC 61
 453
 454 /* Used for sqlite page cache */
 455 #define VM_MEMORY_SQLITE 62
 456
 457 /* JavaScriptCore heaps */
 458 #define VM_MEMORY_JAVASCRIPT_CORE 63
 459 #define VM_MEMORY_WEBASSEMBLY VM_MEMORY_JAVASCRIPT_CORE
 460 /* memory allocated for the JIT */
 461 #define VM_MEMORY_JAVASCRIPT_JIT_EXECUTABLE_ALLOCATOR 64
 462 #define VM_MEMORY_JAVASCRIPT_JIT_REGISTER_FILE 65
 463
 464 /* memory allocated for GLSL */
 465 #define VM_MEMORY_GLSL  66
 466
 467 /* memory allocated for OpenCL.framework */
 468 #define VM_MEMORY_OPENCL    67
 469
 470 /* memory allocated for QuartzCore.framework */
 471 #define VM_MEMORY_COREIMAGE 68
 472
 473 /* memory allocated for WebCore Purgeable Buffers */
 474 #define VM_MEMORY_WEBCORE_PURGEABLE_BUFFERS 69
 475
 476 /* ImageIO memory */
 477 #define VM_MEMORY_IMAGEIO       70
 478
 479 /* CoreProfile memory */
 480 #define VM_MEMORY_COREPROFILE   71
 481
 482 /* assetsd / MobileSlideShow memory */
 483 #define VM_MEMORY_ASSETSD       72
 484
 485 /* libsystem_kernel os_once_alloc */
 486 #define VM_MEMORY_OS_ALLOC_ONCE 73
 487
 488 /* libdispatch internal allocator */
 489 #define VM_MEMORY_LIBDISPATCH 74
 490
 491 /* Accelerate.framework image backing stores */
 492 #define VM_MEMORY_ACCELERATE 75
 493
 494 /* CoreUI image block data */
 495 #define VM_MEMORY_COREUI 76
 496
 497 /* CoreUI image file */
 498 #define VM_MEMORY_COREUIFILE 77
 499
 500 /* Genealogy buffers */
 501 #define VM_MEMORY_GENEALOGY 78
 502
 503 /* RawCamera VM allocated memory */
 504 #define VM_MEMORY_RAWCAMERA 79
 505
 506 /* corpse info for dead process */
 507 #define VM_MEMORY_CORPSEINFO 80
 508
 509 /* Apple System Logger (ASL) messages */
 510 #define VM_MEMORY_ASL 81
 511
 512 /* Swift runtime */
 513 #define VM_MEMORY_SWIFT_RUNTIME 82
 514
 515 /* Swift metadata */
 516 #define VM_MEMORY_SWIFT_METADATA 83
 517
 518 /* DHMM data */
 519 #define VM_MEMORY_DHMM 84
 520
 521
 522 /* memory allocated by SceneKit.framework */
 523 #define VM_MEMORY_SCENEKIT 86
 524
 525 /* memory allocated by skywalk networking */
 526 #define VM_MEMORY_SKYWALK 87
 527
 528 #define VM_MEMORY_IOSURFACE 88
 529
 530 #define VM_MEMORY_LIBNETWORK 89
 531
 532 #define VM_MEMORY_AUDIO 90
 533
 534 #define VM_MEMORY_VIDEOBITSTREAM 91
 535
 536 /* Reserve 240-255 for application */
 537 #define VM_MEMORY_APPLICATION_SPECIFIC_1 240
 538 #define VM_MEMORY_APPLICATION_SPECIFIC_16 255
 539
 540 #if !XNU_KERNEL_PRIVATE
 541 #define VM_MAKE_TAG(tag) ((tag) << 24)
 542 #endif /* XNU_KERNEL_PRIVATE */
 543
 544
 545 #if KERNEL_PRIVATE
 546
 547 /* kernel map tags */
 548 /* please add new definition strings to zprint */
 549
 550 #define VM_KERN_MEMORY_NONE             0
 551
 552 #define VM_KERN_MEMORY_OSFMK            1
 553 #define VM_KERN_MEMORY_BSD              2
 554 #define VM_KERN_MEMORY_IOKIT            3
 555 #define VM_KERN_MEMORY_LIBKERN          4
 556 #define VM_KERN_MEMORY_OSKEXT           5
 557 #define VM_KERN_MEMORY_KEXT             6
 558 #define VM_KERN_MEMORY_IPC              7
 559 #define VM_KERN_MEMORY_STACK            8
 560 #define VM_KERN_MEMORY_CPU              9
 561 #define VM_KERN_MEMORY_PMAP             10
 562 #define VM_KERN_MEMORY_PTE              11
 563 #define VM_KERN_MEMORY_ZONE             12
 564 #define VM_KERN_MEMORY_KALLOC           13
 565 #define VM_KERN_MEMORY_COMPRESSOR       14
 566 #define VM_KERN_MEMORY_COMPRESSED_DATA  15
 567 #define VM_KERN_MEMORY_PHANTOM_CACHE    16
 568 #define VM_KERN_MEMORY_WAITQ            17
 569 #define VM_KERN_MEMORY_DIAG             18
 570 #define VM_KERN_MEMORY_LOG              19
 571 #define VM_KERN_MEMORY_FILE             20
 572 #define VM_KERN_MEMORY_MBUF             21
 573 #define VM_KERN_MEMORY_UBC              22
 574 #define VM_KERN_MEMORY_SECURITY         23
 575 #define VM_KERN_MEMORY_MLOCK            24
 576 #define VM_KERN_MEMORY_REASON           25
 577 #define VM_KERN_MEMORY_SKYWALK          26
 578 #define VM_KERN_MEMORY_LTABLE           27
 579
 580 #define VM_KERN_MEMORY_FIRST_DYNAMIC    28
 581 /* out of tags: */
 582 #define VM_KERN_MEMORY_ANY              255
 583 #define VM_KERN_MEMORY_COUNT            256
 584
 585 /* end kernel map tags */
 586
 587 // mach_memory_info.flags
 588 #define VM_KERN_SITE_TYPE               0x000000FF
 589 #define VM_KERN_SITE_TAG                0x00000000
 590 #define VM_KERN_SITE_KMOD               0x00000001
 591 #define VM_KERN_SITE_KERNEL             0x00000002
 592 #define VM_KERN_SITE_COUNTER            0x00000003
 593 #define VM_KERN_SITE_WIRED              0x00000100      /* add to wired count */
 594 #define VM_KERN_SITE_HIDE               0x00000200      /* no zprint */
 595 #define VM_KERN_SITE_NAMED              0x00000400
 596 #define VM_KERN_SITE_ZONE               0x00000800
 597
 598 #define VM_KERN_COUNT_MANAGED           0
 599 #define VM_KERN_COUNT_RESERVED          1
 600 #define VM_KERN_COUNT_WIRED             2
 601 #define VM_KERN_COUNT_WIRED_MANAGED     3
 602 #define VM_KERN_COUNT_STOLEN            4
 603 #define VM_KERN_COUNT_LOPAGE            5
 604 #define VM_KERN_COUNT_MAP_KERNEL        6
 605 #define VM_KERN_COUNT_MAP_ZONE          7
 606 #define VM_KERN_COUNT_MAP_KALLOC        8
 607
 608 #define VM_KERN_COUNT_WIRED_BOOT    9
 609
 610 #define VM_KERN_COUNT_BOOT_STOLEN       10
 611
 612 #define VM_KERN_COUNTER_COUNT           11
 613
 614 #endif /* KERNEL_PRIVATE */
 615
 616 #endif  /* _MACH_VM_STATISTICS_H_ */