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8355f576a9
malloc(9) and vm_zone with a slab like allocator. Reviewed by: arch@
53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/*
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* Copyright (c) 1997, 1998 John S. Dyson
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice immediately at the beginning of the file, without modification,
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* this list of conditions, and the following disclaimer.
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* 2. Absolutely no warranty of function or purpose is made by the author
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* John S. Dyson.
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_ZONE_H
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#define _SYS_ZONE_H
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#define ZONE_INTERRUPT 1 /* Use this if you need to allocate at int time */
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#define ZONE_BOOT 16 /* This is an internal flag used by zbootinit */
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#include <sys/_lock.h>
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#include <sys/_mutex.h>
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#include <vm/uma.h>
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typedef uma_zone_t vm_zone_t;
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#if 0
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static void vm_zone_init(void);
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static void vm_zone_init2(void);
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static vm_zone_t zinit(char *name, int size, int nentries,
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int flags, int zalloc);
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int zinitna(vm_zone_t z, struct vm_object *obj, char *name,
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int size, int nentries, int flags, int zalloc);
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void zbootinit(vm_zone_t z, char *name, int size,
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void *item, int nitems);
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static void zdestroy(vm_zone_t z);
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static void *zalloc(vm_zone_t z);
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static void zfree(vm_zone_t z, void *item);
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#endif
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#define vm_zone_init2() uma_startup2()
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#define zinit(name, size, nentries, flags, zalloc) \
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uma_zcreate((name), (size), NULL, NULL, NULL, NULL, UMA_ALIGN_PTR, UMA_ZONE_NOFREE)
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#define zdestroy()
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#define zalloc(z) uma_zalloc((z), M_WAITOK)
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#define zfree(z, item) uma_zfree((z), (item))
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#endif /* _SYS_ZONE_H */
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