| uma.h (141991) | uma.h (147996) |
|---|---|
| 1/*- 2 * Copyright (c) 2004, 2005, 3 * Bosko Milekic <bmilekic@FreeBSD.org>. All rights reserved. 4 * Copyright (c) 2002, 2003, 2004, 2005, 5 * Jeffrey Roberson <jeff@FreeBSD.org>. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * | 1/*- 2 * Copyright (c) 2004, 2005, 3 * Bosko Milekic <bmilekic@FreeBSD.org>. All rights reserved. 4 * Copyright (c) 2002, 2003, 2004, 2005, 5 * Jeffrey Roberson <jeff@FreeBSD.org>. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions --- 11 unchanged lines hidden (view full) --- 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * |
| 28 * $FreeBSD: head/sys/vm/uma.h 141991 2005-02-16 21:45:59Z bmilekic $ | 28 * $FreeBSD: head/sys/vm/uma.h 147996 2005-07-14 16:35:13Z rwatson $ |
| 29 * 30 */ 31 32/* 33 * uma.h - External definitions for the Universal Memory Allocator 34 * 35*/ 36 --- 467 unchanged lines hidden (view full) --- 504 * zone The UMA_ZONE_REFCNT zone to which the item belongs. 505 * item The address of the item for which we want a refcnt. 506 * 507 * Returns: 508 * A pointer to a u_int32_t reference counter. 509 */ 510u_int32_t *uma_find_refcnt(uma_zone_t zone, void *item); 511 | 29 * 30 */ 31 32/* 33 * uma.h - External definitions for the Universal Memory Allocator 34 * 35*/ 36 --- 467 unchanged lines hidden (view full) --- 504 * zone The UMA_ZONE_REFCNT zone to which the item belongs. 505 * item The address of the item for which we want a refcnt. 506 * 507 * Returns: 508 * A pointer to a u_int32_t reference counter. 509 */ 510u_int32_t *uma_find_refcnt(uma_zone_t zone, void *item); 511 |
| 512/* 513 * Exported statistics structures to be used by user space monitoring tools. 514 * Statistics stream consusts of a uma_stream_header, followed by a series of 515 * alternative uma_type_header and uma_type_stat structures. Statistics 516 * structures 517 */ 518#define UMA_STREAM_VERSION 0x00000001 519struct uma_stream_header { 520 u_int32_t ush_version; /* Stream format version. */ 521 u_int32_t ush_maxcpus; /* Value of MAXCPU for stream. */ 522 u_int32_t ush_count; /* Number of records. */ 523 u_int32_t _ush_pad; /* Pad/reserved field. */ 524}; 525 526#define UMA_MAX_NAME 32 527struct uma_type_header { 528 /* 529 * Static per-zone data, some extracted from the supporting keg. 530 */ 531 char uth_name[UMA_MAX_NAME]; 532 u_int32_t uth_align; /* Keg: alignment. */ 533 u_int32_t uth_size; /* Keg: requested size of item. */ 534 u_int32_t uth_rsize; /* Keg: real size of item. */ 535 u_int32_t uth_maxpages; /* Keg: maximum number of pages. */ 536 u_int32_t uth_limit; /* Keg: max items to allocate. */ 537 538 /* 539 * Current dynamic zone/keg-derived statistics. 540 */ 541 u_int32_t uth_pages; /* Keg: pages allocated. */ 542 u_int32_t uth_keg_free; /* Keg: items free. */ 543 u_int32_t uth_zone_free; /* Zone: items free. */ 544 u_int32_t uth_bucketsize; /* Zone: desired bucket size. */ 545 u_int32_t _uth_reserved0; /* Reserved. */ 546 u_int64_t uth_allocs; /* Zone: number of allocations. */ 547 u_int64_t uth_frees; /* Zone: number of frees. */ 548 u_int64_t _uth_reserved1[4]; /* Reserved. */ 549 550}; 551 552struct uma_percpu_stat { 553 u_int64_t ups_allocs; /* Cache: number of alloctions. */ 554 u_int64_t ups_frees; /* Cache: number of frees. */ 555 u_int64_t ups_cache_free; /* Cache: free items in cache. */ 556 u_int64_t _ups_reserved[5]; /* Reserved. */ 557}; 558 |
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| 512#endif | 559#endif |