1168404Spjd/*- 2168404Spjd * Copyright (c) 2007 Pawel Jakub Dawidek <pjd@FreeBSD.org> 3168404Spjd * All rights reserved. 4168404Spjd * 5168404Spjd * Redistribution and use in source and binary forms, with or without 6168404Spjd * modification, are permitted provided that the following conditions 7168404Spjd * are met: 8168404Spjd * 1. Redistributions of source code must retain the above copyright 9168404Spjd * notice, this list of conditions and the following disclaimer. 10168404Spjd * 2. Redistributions in binary form must reproduce the above copyright 11168404Spjd * notice, this list of conditions and the following disclaimer in the 12168404Spjd * documentation and/or other materials provided with the distribution. 13168404Spjd * 14168404Spjd * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 15168404Spjd * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16168404Spjd * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17168404Spjd * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 18168404Spjd * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19168404Spjd * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20168404Spjd * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21168404Spjd * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22168404Spjd * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23168404Spjd * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24168404Spjd * SUCH DAMAGE. 25168404Spjd * 26168404Spjd * $FreeBSD$ 27168404Spjd */ 28168404Spjd 29168404Spjd#ifndef _OPENSOLARIS_SYS_KMEM_H_ 30168404Spjd#define _OPENSOLARIS_SYS_KMEM_H_ 31168404Spjd 32168404Spjd#include <sys/param.h> 33168404Spjd#include <sys/proc.h> 34168404Spjd#include <sys/malloc.h> 35254025Sjeff#include <sys/vmem.h> 36168566Spjd 37168404Spjd#include <vm/uma.h> 38168404Spjd#include <vm/vm.h> 39168404Spjd#include <vm/vm_extern.h> 40168404Spjd 41219089SpjdMALLOC_DECLARE(M_SOLARIS); 42219089Spjd 43219089Spjd#define POINTER_IS_VALID(p) (!((uintptr_t)(p) & 0x3)) 44219089Spjd#define POINTER_INVALIDATE(pp) (*(pp) = (void *)((uintptr_t)(*(pp)) | 0x1)) 45219089Spjd 46168404Spjd#define KM_SLEEP M_WAITOK 47185029Spjd#define KM_PUSHPAGE M_WAITOK 48168404Spjd#define KM_NOSLEEP M_NOWAIT 49230623Skmacy#define KM_NODEBUG M_NODUMP 50230623Skmacy#define KMC_NODEBUG UMA_ZONE_NODUMP 51219089Spjd#define KMC_NOTOUCH 0 52168404Spjd 53168404Spjdtypedef struct kmem_cache { 54168404Spjd char kc_name[32]; 55185029Spjd#if defined(_KERNEL) && !defined(KMEM_DEBUG) 56168404Spjd uma_zone_t kc_zone; 57168404Spjd#else 58185029Spjd size_t kc_size; 59168404Spjd#endif 60168404Spjd int (*kc_constructor)(void *, void *, int); 61168404Spjd void (*kc_destructor)(void *, void *); 62168404Spjd void *kc_private; 63168404Spjd} kmem_cache_t; 64168404Spjd 65168404Spjdvoid *zfs_kmem_alloc(size_t size, int kmflags); 66168404Spjdvoid zfs_kmem_free(void *buf, size_t size); 67175632Spjduint64_t kmem_size(void); 68175632Spjduint64_t kmem_used(void); 69168404Spjdkmem_cache_t *kmem_cache_create(char *name, size_t bufsize, size_t align, 70168404Spjd int (*constructor)(void *, void *, int), void (*destructor)(void *, void *), 71168404Spjd void (*reclaim)(void *) __unused, void *private, vmem_t *vmp, int cflags); 72168404Spjdvoid kmem_cache_destroy(kmem_cache_t *cache); 73168404Spjdvoid *kmem_cache_alloc(kmem_cache_t *cache, int flags); 74168404Spjdvoid kmem_cache_free(kmem_cache_t *cache, void *buf); 75168404Spjdvoid kmem_cache_reap_now(kmem_cache_t *cache); 76168404Spjdvoid kmem_reap(void); 77168404Spjdint kmem_debugging(void); 78168404Spjdvoid *calloc(size_t n, size_t s); 79168404Spjd 80168404Spjd#define kmem_alloc(size, kmflags) zfs_kmem_alloc((size), (kmflags)) 81168566Spjd#define kmem_zalloc(size, kmflags) zfs_kmem_alloc((size), (kmflags) | M_ZERO) 82168404Spjd#define kmem_free(buf, size) zfs_kmem_free((buf), (size)) 83168404Spjd 84219089Spjd#define kmem_cache_set_move(cache, movefunc) do { } while (0) 85219089Spjd 86168404Spjd#endif /* _OPENSOLARIS_SYS_KMEM_H_ */ 87