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phoenix |
//==========================================================================
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//
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// include/sys/malloc.h
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//
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//
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//
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//==========================================================================
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//####BSDCOPYRIGHTBEGIN####
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//
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// -------------------------------------------
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//
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// Portions of this software may have been derived from OpenBSD or other sources,
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// and are covered by the appropriate copyright disclaimers included herein.
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//
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// -------------------------------------------
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//
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//####BSDCOPYRIGHTEND####
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//==========================================================================
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//#####DESCRIPTIONBEGIN####
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//
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// Author(s): gthomas
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// Contributors: gthomas
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// Date: 2000-01-10
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// Purpose:
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// Description:
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//
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//
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//####DESCRIPTIONEND####
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//
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//==========================================================================
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/* $OpenBSD: malloc.h,v 1.27 1999/12/08 06:50:24 itojun Exp $ */
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/* $NetBSD: malloc.h,v 1.39 1998/07/12 19:52:01 augustss Exp $ */
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/*
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* Copyright (c) 1987, 1993
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* The Regents of the University of California. 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, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)malloc.h 8.5 (Berkeley) 5/3/95
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*/
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#ifndef _SYS_MALLOC_H_
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#define _SYS_MALLOC_H_
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/*
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* flags to malloc
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*/
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#define M_WAITOK 0x0000
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#define M_NOWAIT 0x0001
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/*
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* Types of memory to be allocated
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*/
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#define M_FREE 0 /* should be on free list */
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#define M_MBUF 1 /* mbuf */
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#define M_DEVBUF 2 /* device driver memory */
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#define M_SOCKET 3 /* socket structure */
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#define M_PCB 4 /* protocol control block */
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#define M_RTABLE 5 /* routing tables */
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#define M_HTABLE 6 /* IMP host tables */
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#define M_FTABLE 7 /* fragment reassembly header */
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#define M_ZOMBIE 8 /* zombie proc status */
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#define M_IFADDR 9 /* interface address */
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#define M_SOOPTS 10 /* socket options */
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#define M_SONAME 11 /* socket name */
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#define M_NAMEI 12 /* namei path name buffer */
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#define M_GPROF 13 /* kernel profiling buffer */
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#define M_IOCTLOPS 14 /* ioctl data buffer */
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#define M_MAPMEM 15 /* mapped memory descriptors */
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#define M_CRED 16 /* credentials */
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#define M_PGRP 17 /* process group header */
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#define M_SESSION 18 /* session header */
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#define M_IOV 19 /* large iov's */
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#define M_MOUNT 20 /* vfs mount struct */
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#define M_FHANDLE 21 /* network file handle */
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#define M_NFSREQ 22 /* NFS request header */
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#define M_NFSMNT 23 /* NFS mount structure */
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#define M_NFSNODE 24 /* NFS vnode private part */
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#define M_VNODE 25 /* Dynamically allocated vnodes */
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#define M_CACHE 26 /* Dynamically allocated cache entries */
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#define M_DQUOT 27 /* UFS quota entries */
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#define M_UFSMNT 28 /* UFS mount structure */
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#define M_SHM 29 /* SVID compatible shared memory segments */
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#define M_VMMAP 30 /* VM map structures */
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#define M_VMMAPENT 31 /* VM map entry structures */
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#define M_VMOBJ 32 /* VM object structure */
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#define M_VMOBJHASH 33 /* VM object hash structure */
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#define M_VMPMAP 34 /* VM pmap */
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#define M_VMPVENT 35 /* VM phys-virt mapping entry */
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#define M_VMPAGER 36 /* XXX: VM pager struct */
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#define M_VMPGDATA 37 /* XXX: VM pager private data */
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#define M_FILE 38 /* Open file structure */
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#define M_FILEDESC 39 /* Open file descriptor table */
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#define M_LOCKF 40 /* Byte-range locking structures */
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#define M_PROC 41 /* Proc structures */
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#define M_SUBPROC 42 /* Proc sub-structures */
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#define M_SEGMENT 43 /* Segment for LFS */
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#define M_LFSNODE 44 /* LFS vnode private part */
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#define M_FFSNODE 45 /* FFS vnode private part */
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#define M_MFSNODE 46 /* MFS vnode private part */
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#define M_NQLEASE 47 /* Nqnfs lease */
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#define M_NQMHOST 48 /* Nqnfs host address table */
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#define M_NETADDR 49 /* Export host address structure */
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#define M_NFSSVC 50 /* Nfs server structure */
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#define M_NFSUID 51 /* Nfs uid mapping structure */
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#define M_NFSD 52 /* Nfs server daemon structure */
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#define M_IPMOPTS 53 /* internet multicast options */
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#define M_IPMADDR 54 /* internet multicast address */
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#define M_IFMADDR 55 /* link-level multicast address */
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#define M_MRTABLE 56 /* multicast routing tables */
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#define M_ISOFSMNT 57 /* ISOFS mount structure */
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#define M_ISOFSNODE 58 /* ISOFS vnode private part */
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#define M_MSDOSFSMNT 59 /* MSDOS FS mount structure */
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#define M_MSDOSFSFAT 60 /* MSDOS FS fat table */
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#define M_MSDOSFSNODE 61 /* MSDOS FS vnode private part */
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#define M_TTYS 62 /* allocated tty structures */
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#define M_EXEC 63 /* argument lists & other mem used by exec */
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#define M_MISCFSMNT 64 /* miscfs mount structures */
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#define M_MISCFSNODE 65 /* miscfs vnode private part */
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#define M_ADOSFSMNT 66 /* adosfs mount structures */
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#define M_ADOSFSNODE 67 /* adosfs vnode private part */
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#define M_ANODE 68 /* adosfs anode structures and tables. */
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#define M_IPQ 69 /* IP packet queue entry */
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#define M_AFS 70 /* Andrew File System */
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#define M_ADOSFSBITMAP 71 /* adosfs bitmap */
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#define M_EXT2FSNODE 72 /* EXT2FS vnode private part */
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#define M_PFIL 73 /* packer filter */
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#define M_PFKEY 74 /* pfkey data */
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#define M_TDB 75 /* Transforms database */
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#define M_XDATA 76 /* IPsec data */
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#define M_VFS 77 /* VFS file systems */
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#define M_PAGEDEP 78 /* File page dependencies */
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#define M_INODEDEP 79 /* Inode dependencies */
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#define M_NEWBLK 80 /* New block allocation */
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#define M_BMSAFEMAP 81 /* Block or frag allocated from cyl group map */
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#define M_ALLOCDIRECT 82 /* Block or frag dependency for an inode */
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#define M_INDIRDEP 83 /* Indirect block dependencies */
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#define M_ALLOCINDIR 84 /* Block dependency for an indirect block */
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#define M_FREEFRAG 85 /* Previously used frag for an inode */
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#define M_FREEBLKS 86 /* Blocks freed from an inode */
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#define M_FREEFILE 87 /* Inode deallocated */
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#define M_DIRADD 88 /* New directory entry */
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#define M_MKDIR 89 /* New directory */
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#define M_DIRREM 90 /* Directory entry deleted */
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#define M_VMPBUCKET 91 /* VM page buckets */
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#define M_VMSWAP 92 /* VM swap structures */
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#define M_DISCQ 93 /* IPv6 discq */
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#define M_FRAGQ 94 /* IPv6 fragq */
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#define M_SECA 95 /* Sec Assoc */
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#if 0 /* NRL IPv6 */
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#define M_I6IFP 96 /* IPv6 if info */
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#endif
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#define M_RAIDFRAME 97 /* Raidframe data */
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#define M_UVMAMAP 98 /* UVM amap and realted */
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#define M_UVMAOBJ 99 /* UVM aobj and realted */
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#define M_POOL 100 /* Pool memory */
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#define M_USB 101 /* USB general */
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#define M_USBDEV 102 /* USB device driver */
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#define M_USBHC 103 /* USB host controller */
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/* KAME IPv6 */
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#define M_IP6OPT 123 /* IPv6 options */
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#define M_IP6NDP 124 /* IPv6 Neighbour Discovery */
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#define M_IP6RR 125 /* IPv6 Router Renumbering Prefix */
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#define M_RR_ADDR 126 /* IPv6 Router Renumbering Ifid */
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#define M_PIPE 104 /* Pipe structures */
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#define M_MEMDESC 105 /* Memory range */
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#define M_TEMP 127 /* misc temporary data buffers */
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#define M_LAST 128 /* Must be last type + 1 */
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#define INITKMEMNAMES { \
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"free", /* 0 M_FREE */ \
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"mbuf", /* 1 M_MBUF */ \
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"devbuf", /* 2 M_DEVBUF */ \
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"socket", /* 3 M_SOCKET */ \
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"pcb", /* 4 M_PCB */ \
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"routetbl", /* 5 M_RTABLE */ \
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"hosttbl", /* 6 M_HTABLE */ \
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"fragtbl", /* 7 M_FTABLE */ \
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"zombie", /* 8 M_ZOMBIE */ \
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"ifaddr", /* 9 M_IFADDR */ \
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"soopts", /* 10 M_SOOPTS */ \
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"soname", /* 11 M_SONAME */ \
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"namei", /* 12 M_NAMEI */ \
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"gprof", /* 13 M_GPROF */ \
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"ioctlops", /* 14 M_IOCTLOPS */ \
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"mapmem", /* 15 M_MAPMEM */ \
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"cred", /* 16 M_CRED */ \
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"pgrp", /* 17 M_PGRP */ \
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"session", /* 18 M_SESSION */ \
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"iov", /* 19 M_IOV */ \
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"mount", /* 20 M_MOUNT */ \
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"fhandle", /* 21 M_FHANDLE */ \
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"NFS req", /* 22 M_NFSREQ */ \
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"NFS mount", /* 23 M_NFSMNT */ \
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"NFS node", /* 24 M_NFSNODE */ \
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"vnodes", /* 25 M_VNODE */ \
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"namecache", /* 26 M_CACHE */ \
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"UFS quota", /* 27 M_DQUOT */ \
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"UFS mount", /* 28 M_UFSMNT */ \
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"shm", /* 29 M_SHM */ \
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"VM map", /* 30 M_VMMAP */ \
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"VM mapent", /* 31 M_VMMAPENT */ \
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"VM object", /* 32 M_VMOBJ */ \
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"VM objhash", /* 33 M_VMOBJHASH */ \
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"VM pmap", /* 34 M_VMPMAP */ \
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"VM pvmap", /* 35 M_VMPVENT */ \
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"VM pager", /* 36 M_VMPAGER */ \
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"VM pgdata", /* 37 M_VMPGDATA */ \
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"file", /* 38 M_FILE */ \
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"file desc", /* 39 M_FILEDESC */ \
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"lockf", /* 40 M_LOCKF */ \
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"proc", /* 41 M_PROC */ \
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"subproc", /* 42 M_SUBPROC */ \
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| 254 |
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"LFS segment", /* 43 M_SEGMENT */ \
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"LFS node", /* 44 M_LFSNODE */ \
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"FFS node", /* 45 M_FFSNODE */ \
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"MFS node", /* 46 M_MFSNODE */ \
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"NQNFS Lease", /* 47 M_NQLEASE */ \
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"NQNFS Host", /* 48 M_NQMHOST */ \
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"Export Host", /* 49 M_NETADDR */ \
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"NFS srvsock", /* 50 M_NFSSVC */ \
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"NFS uid", /* 51 M_NFSUID */ \
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"NFS daemon", /* 52 M_NFSD */ \
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| 264 |
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"ip_moptions", /* 53 M_IPMOPTS */ \
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| 265 |
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"in_multi", /* 54 M_IPMADDR */ \
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"ether_multi", /* 55 M_IFMADDR */ \
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| 267 |
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"mrt", /* 56 M_MRTABLE */ \
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| 268 |
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"ISOFS mount", /* 57 M_ISOFSMNT */ \
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| 269 |
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"ISOFS node", /* 58 M_ISOFSNODE */ \
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| 270 |
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"MSDOSFS mount", /* 59 M_MSDOSFSMNT */ \
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| 271 |
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"MSDOSFS fat", /* 60 M_MSDOSFSFAT */ \
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| 272 |
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"MSDOSFS node", /* 61 M_MSDOSFSNODE */ \
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| 273 |
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"ttys", /* 62 M_TTYS */ \
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| 274 |
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"exec", /* 63 M_EXEC */ \
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| 275 |
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"miscfs mount", /* 64 M_MISCFSMNT */ \
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| 276 |
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"miscfs node", /* 65 M_MISCFSNODE */ \
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| 277 |
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"adosfs mount", /* 66 M_ADOSFSMNT */ \
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| 278 |
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"adosfs node", /* 67 M_ADOSFSNODE */ \
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| 279 |
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"adosfs anode", /* 68 M_ANODE */ \
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"IP queue ent", /* 69 M_IPQ */ \
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| 281 |
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"afs", /* 70 M_AFS */ \
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| 282 |
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"adosfs bitmap", /* 71 M_ADOSFSBITMAP */ \
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"EXT2FS node", /* 72 M_EXT2FSNODE */ \
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| 284 |
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"pfil", /* 73 M_PFIL */ \
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| 285 |
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"pfkey data", /* 74 M_PFKEY */ \
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| 286 |
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"tdb", /* 75 M_TDB */ \
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| 287 |
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"xform_data", /* 76 M_XDATA */ \
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| 288 |
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"vfs", /* 77 M_VFS */ \
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| 289 |
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"pagedep", /* 78 M_PAGEDEP */ \
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| 290 |
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"inodedep", /* 79 M_INODEDEP */ \
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| 291 |
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"newblk", /* 80 M_NEWBLK */ \
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| 292 |
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"bmsafemap", /* 81 M_BMSAFEMAP */ \
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| 293 |
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"allocdirect", /* 82 M_ALLOCDIRECT */ \
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| 294 |
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"indirdep", /* 83 M_INDIRDEP */ \
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| 295 |
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"allocindir", /* 84 M_ALLOCINDIR */ \
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| 296 |
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"freefrag", /* 85 M_FREEFRAG */ \
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| 297 |
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"freeblks", /* 86 M_FREEBLKS */ \
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| 298 |
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"freefile", /* 87 M_FREEFILE */ \
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| 299 |
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"diradd", /* 88 M_DIRADD */ \
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| 300 |
|
|
"mkdir", /* 89 M_MKDIR */ \
|
| 301 |
|
|
"dirrem", /* 90 M_DIRREM */ \
|
| 302 |
|
|
"VM page bucket", /* 91 M_VMPBUCKET */ \
|
| 303 |
|
|
"VM swap", /* 92 M_VMSWAP */ \
|
| 304 |
|
|
"IPv6 discq", /* 93 M_DISCQ */ \
|
| 305 |
|
|
"IPv6 fragq", /* 94 M_FRAGQ */ \
|
| 306 |
|
|
"Sec Assoc", /* 95 M_SECA */ \
|
| 307 |
|
|
"IPv6 if info", /* 96 M_I6IFP */ \
|
| 308 |
|
|
"RaidFrame data", /* 97 M_RAIDFRAME */ \
|
| 309 |
|
|
"UVM amap", /* 98 M_UVMAMAP */ \
|
| 310 |
|
|
"UVM aobj", /* 99 M_UVMAOBJ */ \
|
| 311 |
|
|
"pool", /* 100 M_POOL */ \
|
| 312 |
|
|
"USB", /* 101 M_USB */ \
|
| 313 |
|
|
"USB device", /* 102 M_USBDEV */ \
|
| 314 |
|
|
"USB HC", /* 103 M_USBHC */ \
|
| 315 |
|
|
"pipe", /* 104 M_PIPE */ \
|
| 316 |
|
|
"memdesc", /* 105 M_MEMDESC */ \
|
| 317 |
|
|
NULL, \
|
| 318 |
|
|
NULL, NULL, NULL, NULL, NULL, \
|
| 319 |
|
|
NULL, NULL, NULL, NULL, NULL, \
|
| 320 |
|
|
NULL, NULL, NULL, NULL, NULL, \
|
| 321 |
|
|
NULL, \
|
| 322 |
|
|
"ip6_options", /* 123 M_IP6OPT */ \
|
| 323 |
|
|
"NDP", /* 124 M_IP6NDP */ \
|
| 324 |
|
|
"ip6rr", /* 125 M_IP6RR */ \
|
| 325 |
|
|
"rp_addr", /* 126 M_RR_ADDR */ \
|
| 326 |
|
|
"temp", /* 127 M_TEMP */ \
|
| 327 |
|
|
}
|
| 328 |
|
|
|
| 329 |
|
|
#ifndef __ECOS
|
| 330 |
|
|
struct kmemstats {
|
| 331 |
|
|
long ks_inuse; /* # of packets of this type currently in use */
|
| 332 |
|
|
long ks_calls; /* total packets of this type ever allocated */
|
| 333 |
|
|
long ks_memuse; /* total memory held in bytes */
|
| 334 |
|
|
u_short ks_limblocks; /* number of times blocked for hitting limit */
|
| 335 |
|
|
u_short ks_mapblocks; /* number of times blocked for kernel map */
|
| 336 |
|
|
long ks_maxused; /* maximum number ever used */
|
| 337 |
|
|
long ks_limit; /* most that are allowed to exist */
|
| 338 |
|
|
long ks_size; /* sizes of this thing that are allocated */
|
| 339 |
|
|
long ks_spare;
|
| 340 |
|
|
};
|
| 341 |
|
|
|
| 342 |
|
|
/*
|
| 343 |
|
|
* Array of descriptors that describe the contents of each page
|
| 344 |
|
|
*/
|
| 345 |
|
|
struct kmemusage {
|
| 346 |
|
|
short ku_indx; /* bucket index */
|
| 347 |
|
|
union {
|
| 348 |
|
|
u_short freecnt;/* for small allocations, free pieces in page */
|
| 349 |
|
|
u_short pagecnt;/* for large allocations, pages alloced */
|
| 350 |
|
|
} ku_un;
|
| 351 |
|
|
};
|
| 352 |
|
|
#define ku_freecnt ku_un.freecnt
|
| 353 |
|
|
#define ku_pagecnt ku_un.pagecnt
|
| 354 |
|
|
|
| 355 |
|
|
/*
|
| 356 |
|
|
* Set of buckets for each size of memory block that is retained
|
| 357 |
|
|
*/
|
| 358 |
|
|
struct kmembuckets {
|
| 359 |
|
|
caddr_t kb_next; /* list of free blocks */
|
| 360 |
|
|
caddr_t kb_last; /* last free block */
|
| 361 |
|
|
long kb_calls; /* total calls to allocate this size */
|
| 362 |
|
|
long kb_total; /* total number of blocks allocated */
|
| 363 |
|
|
long kb_totalfree; /* # of free elements in this bucket */
|
| 364 |
|
|
long kb_elmpercl; /* # of elements in this sized allocation */
|
| 365 |
|
|
long kb_highwat; /* high water mark */
|
| 366 |
|
|
long kb_couldfree; /* over high water mark and could free */
|
| 367 |
|
|
};
|
| 368 |
|
|
|
| 369 |
|
|
#ifdef _KERNEL
|
| 370 |
|
|
#define MINALLOCSIZE (1 << MINBUCKET)
|
| 371 |
|
|
#define BUCKETINDX(size) \
|
| 372 |
|
|
((size) <= (MINALLOCSIZE * 128) \
|
| 373 |
|
|
? (size) <= (MINALLOCSIZE * 8) \
|
| 374 |
|
|
? (size) <= (MINALLOCSIZE * 2) \
|
| 375 |
|
|
? (size) <= (MINALLOCSIZE * 1) \
|
| 376 |
|
|
? (MINBUCKET + 0) \
|
| 377 |
|
|
: (MINBUCKET + 1) \
|
| 378 |
|
|
: (size) <= (MINALLOCSIZE * 4) \
|
| 379 |
|
|
? (MINBUCKET + 2) \
|
| 380 |
|
|
: (MINBUCKET + 3) \
|
| 381 |
|
|
: (size) <= (MINALLOCSIZE* 32) \
|
| 382 |
|
|
? (size) <= (MINALLOCSIZE * 16) \
|
| 383 |
|
|
? (MINBUCKET + 4) \
|
| 384 |
|
|
: (MINBUCKET + 5) \
|
| 385 |
|
|
: (size) <= (MINALLOCSIZE * 64) \
|
| 386 |
|
|
? (MINBUCKET + 6) \
|
| 387 |
|
|
: (MINBUCKET + 7) \
|
| 388 |
|
|
: (size) <= (MINALLOCSIZE * 2048) \
|
| 389 |
|
|
? (size) <= (MINALLOCSIZE * 512) \
|
| 390 |
|
|
? (size) <= (MINALLOCSIZE * 256) \
|
| 391 |
|
|
? (MINBUCKET + 8) \
|
| 392 |
|
|
: (MINBUCKET + 9) \
|
| 393 |
|
|
: (size) <= (MINALLOCSIZE * 1024) \
|
| 394 |
|
|
? (MINBUCKET + 10) \
|
| 395 |
|
|
: (MINBUCKET + 11) \
|
| 396 |
|
|
: (size) <= (MINALLOCSIZE * 8192) \
|
| 397 |
|
|
? (size) <= (MINALLOCSIZE * 4096) \
|
| 398 |
|
|
? (MINBUCKET + 12) \
|
| 399 |
|
|
: (MINBUCKET + 13) \
|
| 400 |
|
|
: (size) <= (MINALLOCSIZE * 16384) \
|
| 401 |
|
|
? (MINBUCKET + 14) \
|
| 402 |
|
|
: (MINBUCKET + 15))
|
| 403 |
|
|
|
| 404 |
|
|
/*
|
| 405 |
|
|
* Turn virtual addresses into kmem map indicies
|
| 406 |
|
|
*/
|
| 407 |
|
|
#define kmemxtob(alloc) (kmembase + (alloc) * NBPG)
|
| 408 |
|
|
#define btokmemx(addr) (((caddr_t)(addr) - kmembase) / NBPG)
|
| 409 |
|
|
#define btokup(addr) (&kmemusage[((caddr_t)(addr) - kmembase) >> CLSHIFT])
|
| 410 |
|
|
|
| 411 |
|
|
/*
|
| 412 |
|
|
* Macro versions for the usual cases of malloc/free
|
| 413 |
|
|
*/
|
| 414 |
|
|
#if defined(KMEMSTATS) || defined(DIAGNOSTIC) || defined(_LKM)
|
| 415 |
|
|
#define MALLOC(space, cast, size, type, flags) \
|
| 416 |
|
|
(space) = (cast)malloc((u_long)(size), type, flags)
|
| 417 |
|
|
#define FREE(addr, type) free((caddr_t)(addr), type)
|
| 418 |
|
|
|
| 419 |
|
|
#else /* do not collect statistics */
|
| 420 |
|
|
#define MALLOC(space, cast, size, type, flags) do { \
|
| 421 |
|
|
register struct kmembuckets *kbp = &bucket[BUCKETINDX(size)]; \
|
| 422 |
|
|
long s = splimp(); \
|
| 423 |
|
|
if (kbp->kb_next == NULL) { \
|
| 424 |
|
|
(space) = (cast)malloc((u_long)(size), type, flags); \
|
| 425 |
|
|
} else { \
|
| 426 |
|
|
(space) = (cast)kbp->kb_next; \
|
| 427 |
|
|
kbp->kb_next = *(caddr_t *)(space); \
|
| 428 |
|
|
} \
|
| 429 |
|
|
splx(s); \
|
| 430 |
|
|
} while (0)
|
| 431 |
|
|
|
| 432 |
|
|
#define FREE(addr, type) do { \
|
| 433 |
|
|
register struct kmembuckets *kbp; \
|
| 434 |
|
|
register struct kmemusage *kup = btokup(addr); \
|
| 435 |
|
|
long s = splimp(); \
|
| 436 |
|
|
if (1 << kup->ku_indx > MAXALLOCSAVE) { \
|
| 437 |
|
|
free((caddr_t)(addr), type); \
|
| 438 |
|
|
} else { \
|
| 439 |
|
|
kbp = &bucket[kup->ku_indx]; \
|
| 440 |
|
|
if (kbp->kb_next == NULL) \
|
| 441 |
|
|
kbp->kb_next = (caddr_t)(addr); \
|
| 442 |
|
|
else \
|
| 443 |
|
|
*(caddr_t *)(kbp->kb_last) = (caddr_t)(addr); \
|
| 444 |
|
|
*(caddr_t *)(addr) = NULL; \
|
| 445 |
|
|
kbp->kb_last = (caddr_t)(addr); \
|
| 446 |
|
|
} \
|
| 447 |
|
|
splx(s); \
|
| 448 |
|
|
} while(0)
|
| 449 |
|
|
#endif /* do not collect statistics */
|
| 450 |
|
|
|
| 451 |
|
|
extern struct kmemstats kmemstats[];
|
| 452 |
|
|
extern struct kmemusage *kmemusage;
|
| 453 |
|
|
extern char *kmembase;
|
| 454 |
|
|
extern struct kmembuckets bucket[];
|
| 455 |
|
|
|
| 456 |
|
|
extern void *malloc __P((unsigned long size, int type, int flags));
|
| 457 |
|
|
extern void free __P((void *addr, int type));
|
| 458 |
|
|
|
| 459 |
|
|
#endif /* _KERNEL */
|
| 460 |
|
|
#endif // __ECOS
|
| 461 |
|
|
|
| 462 |
|
|
#if defined(__ECOS) && defined(_KERNEL)
|
| 463 |
|
|
extern void *cyg_net_malloc(u_long size, int type, int flags);
|
| 464 |
|
|
extern void cyg_net_free(caddr_t addr, int type);
|
| 465 |
|
|
#define MALLOC(space, cast, size, type, flags) \
|
| 466 |
|
|
(space) = (cast)cyg_net_malloc((u_long)(size), type, flags)
|
| 467 |
|
|
#define malloc(size, type, flags) cyg_net_malloc((u_long)size, type, flags)
|
| 468 |
|
|
#define FREE(addr, type) cyg_net_free((caddr_t)(addr), type)
|
| 469 |
|
|
#define free(addr, type) FREE(addr, type)
|
| 470 |
|
|
#endif
|
| 471 |
|
|
|
| 472 |
|
|
#endif /* !_SYS_MALLOC_H_ */
|
