1/*
2 * Copyright (c) 2002, Jeffrey Roberson <jeff@freebsd.org>
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
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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 120223 2003-09-19 08:37:44Z jeff $
27 *
28 */
29
30/*
31 * uma.h - External definitions for the Universal Memory Allocator
32 *
33*/
34
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157 * A pointer to a structure which is intended to be opaque to users of
158 * the interface. The value may be null if the wait flag is not set.
159 */
160
161uma_zone_t uma_zcreate(char *name, size_t size, uma_ctor ctor, uma_dtor dtor,
162 uma_init uminit, uma_fini fini, int align,
163 u_int16_t flags);
164
165/*
166 * Definitions for uma_zcreate flags
167 *
168 * These flags share space with UMA_ZFLAGs in uma_int.h. Be careful not to
169 * overlap when adding new features. 0xf000 is in use by uma_int.h.
170 */
171#define UMA_ZONE_PAGEABLE 0x0001 /* Return items not fully backed by
172 physical memory XXX Not yet */
173#define UMA_ZONE_ZINIT 0x0002 /* Initialize with zeros */
174#define UMA_ZONE_STATIC 0x0004 /* Staticly sized zone */
175#define UMA_ZONE_OFFPAGE 0x0008 /* Force the slab structure allocation
176 off of the real memory */
177#define UMA_ZONE_MALLOC 0x0010 /* For use by malloc(9) only! */
178#define UMA_ZONE_NOFREE 0x0020 /* Do not free slabs of this type! */
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2 * Copyright (c) 2002, Jeffrey Roberson <jeff@freebsd.org>
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
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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 120223 2003-09-19 08:37:44Z jeff $
27 *
28 */
29
30/*
31 * uma.h - External definitions for the Universal Memory Allocator
32 *
33*/
34
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157 * A pointer to a structure which is intended to be opaque to users of
158 * the interface. The value may be null if the wait flag is not set.
159 */
160
161uma_zone_t uma_zcreate(char *name, size_t size, uma_ctor ctor, uma_dtor dtor,
162 uma_init uminit, uma_fini fini, int align,
163 u_int16_t flags);
164
165/*
166 * Definitions for uma_zcreate flags
167 *
168 * These flags share space with UMA_ZFLAGs in uma_int.h. Be careful not to
169 * overlap when adding new features. 0xf000 is in use by uma_int.h.
170 */
171#define UMA_ZONE_PAGEABLE 0x0001 /* Return items not fully backed by
172 physical memory XXX Not yet */
173#define UMA_ZONE_ZINIT 0x0002 /* Initialize with zeros */
174#define UMA_ZONE_STATIC 0x0004 /* Staticly sized zone */
175#define UMA_ZONE_OFFPAGE 0x0008 /* Force the slab structure allocation
176 off of the real memory */
177#define UMA_ZONE_MALLOC 0x0010 /* For use by malloc(9) only! */
178#define UMA_ZONE_NOFREE 0x0020 /* Do not free slabs of this type! */
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