| uma.h (100326) | uma.h (103531) |
|---|---|
| 1/* 2 * Copyright (c) 2002, Jeffrey Roberson <jroberson@chesapeake.net> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * | 1/* 2 * Copyright (c) 2002, Jeffrey Roberson <jroberson@chesapeake.net> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/sys/vm/uma.h 100326 2002-07-18 15:53:11Z markm $ | 26 * $FreeBSD: head/sys/vm/uma.h 103531 2002-09-18 08:26:30Z jeff $ |
| 27 * 28 */ 29 30/* 31 * uma.h - External definitions for the Universal Memory Allocator 32 * 33 * Jeff Roberson <jroberson@chesapeake.net> 34*/ --- 133 unchanged lines hidden (view full) --- 168 physical memory XXX Not yet */ 169#define UMA_ZONE_ZINIT 0x0002 /* Initialize with zeros */ 170#define UMA_ZONE_STATIC 0x0004 /* Staticly sized zone */ 171#define UMA_ZONE_OFFPAGE 0x0008 /* Force the slab structure allocation 172 off of the real memory */ 173#define UMA_ZONE_MALLOC 0x0010 /* For use by malloc(9) only! */ 174#define UMA_ZONE_NOFREE 0x0020 /* Do not free slabs of this type! */ 175#define UMA_ZONE_MTXCLASS 0x0040 /* Create a new lock class */ | 27 * 28 */ 29 30/* 31 * uma.h - External definitions for the Universal Memory Allocator 32 * 33 * Jeff Roberson <jroberson@chesapeake.net> 34*/ --- 133 unchanged lines hidden (view full) --- 168 physical memory XXX Not yet */ 169#define UMA_ZONE_ZINIT 0x0002 /* Initialize with zeros */ 170#define UMA_ZONE_STATIC 0x0004 /* Staticly sized zone */ 171#define UMA_ZONE_OFFPAGE 0x0008 /* Force the slab structure allocation 172 off of the real memory */ 173#define UMA_ZONE_MALLOC 0x0010 /* For use by malloc(9) only! */ 174#define UMA_ZONE_NOFREE 0x0020 /* Do not free slabs of this type! */ 175#define UMA_ZONE_MTXCLASS 0x0040 /* Create a new lock class */ |
| 176#define UMA_ZONE_VM 0x0080 /* Used for internal vm datastructures */ | 176#define UMA_ZONE_VM 0x0080 /* 177 * Used for internal vm datastructures 178 * only. 179 */ 180#define UMA_ZONE_HASH 0x0100 /* 181 * Use a hash table instead of caching 182 * information in the vm_page. 183 */ |
| 177 178/* Definitions for align */ 179#define UMA_ALIGN_PTR (sizeof(void *) - 1) /* Alignment fit for ptr */ 180#define UMA_ALIGN_LONG (sizeof(long) - 1) /* "" long */ 181#define UMA_ALIGN_INT (sizeof(int) - 1) /* "" int */ 182#define UMA_ALIGN_SHORT (sizeof(short) - 1) /* "" short */ 183#define UMA_ALIGN_CHAR (sizeof(char) - 1) /* "" char */ 184#define UMA_ALIGN_CACHE (16 - 1) /* Cache line size align */ --- 119 unchanged lines hidden (view full) --- 304 305void uma_startup(void *bootmem); 306 307/* 308 * Finishes starting up the allocator. This should 309 * be called when kva is ready for normal allocs. 310 * 311 * Arguments: | 184 185/* Definitions for align */ 186#define UMA_ALIGN_PTR (sizeof(void *) - 1) /* Alignment fit for ptr */ 187#define UMA_ALIGN_LONG (sizeof(long) - 1) /* "" long */ 188#define UMA_ALIGN_INT (sizeof(int) - 1) /* "" int */ 189#define UMA_ALIGN_SHORT (sizeof(short) - 1) /* "" short */ 190#define UMA_ALIGN_CHAR (sizeof(char) - 1) /* "" char */ 191#define UMA_ALIGN_CACHE (16 - 1) /* Cache line size align */ --- 119 unchanged lines hidden (view full) --- 311 312void uma_startup(void *bootmem); 313 314/* 315 * Finishes starting up the allocator. This should 316 * be called when kva is ready for normal allocs. 317 * 318 * Arguments: |
| 312 * hash An area of memory that will become the malloc hash 313 * elems The number of elements in this array | 319 * None |
| 314 * 315 * Returns: 316 * Nothing 317 * 318 * Discussion: | 320 * 321 * Returns: 322 * Nothing 323 * 324 * Discussion: |
| 319 * uma_startup2 is called by kmeminit() to prepare the malloc 320 * hash bucket, and enable use of uma for malloc ops. | 325 * uma_startup2 is called by kmeminit() to enable us of uma for malloc. |
| 321 */ 322 | 326 */ 327 |
| 323void uma_startup2(void *hash, u_long elems); | 328void uma_startup2(void); |
| 324 325/* 326 * Reclaims unused memory for all zones 327 * 328 * Arguments: 329 * None 330 * Returns: 331 * None --- 94 unchanged lines hidden --- | 329 330/* 331 * Reclaims unused memory for all zones 332 * 333 * Arguments: 334 * None 335 * Returns: 336 * None --- 94 unchanged lines hidden --- |