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a448b62ac9
interrupt threads to run with it always >= 1, so that malloc can detect M_WAITOK from "interrupt" context. This is also necessary in order to context switch from sched_ithd() directly. Reviewed By: peter
99 lines
3.4 KiB
C
99 lines
3.4 KiB
C
/*-
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* Copyright (c) 1997, 1998
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* Nan Yang Computer Services Limited. All rights reserved.
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*
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* This software is distributed under the so-called ``Berkeley
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* License'':
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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 Nan Yang Computer
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* Services Limited.
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* 4. Neither the name of the Company 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 ``as is'', and any express or implied
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* warranties, including, but not limited to, the implied warranties of
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* merchantability and fitness for a particular purpose are disclaimed.
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* In no event shall the company or contributors be liable for any
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* direct, indirect, incidental, special, exemplary, or consequential
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* damages (including, but not limited to, procurement of substitute
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* goods or services; loss of use, data, or profits; or business
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* interruption) however caused and on any theory of liability, whether
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* in contract, strict liability, or tort (including negligence or
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* otherwise) arising in any way out of the use of this software, even if
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* advised of the possibility of such damage.
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*/
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/* Header files used by all modules */
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/*
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* $Id: vinumhdr.h,v 1.18 2001/01/04 00:14:14 grog Exp grog $
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* $FreeBSD$
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*/
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#include <sys/param.h>
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#ifdef _KERNEL
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#include "opt_vinum.h"
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/proc.h>
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#include <sys/conf.h>
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#include <sys/mount.h>
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#include <sys/vnode.h>
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#endif
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#include <sys/errno.h>
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#include <sys/dkstat.h>
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#include <sys/bio.h>
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#include <sys/buf.h>
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#include <sys/malloc.h>
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#include <sys/uio.h>
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#include <sys/namei.h>
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#include <sys/stat.h>
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#include <sys/disklabel.h>
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#include <ufs/ffs/fs.h>
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#include <sys/syslog.h>
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#include <sys/fcntl.h>
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#include <sys/queue.h>
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#ifdef _KERNEL
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#include <machine/setjmp.h>
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#include <machine/stdarg.h>
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#else
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#include <setjmp.h>
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#include <stdarg.h>
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#endif
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#include <vm/vm.h>
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#include <dev/vinum/vinumvar.h>
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#include <dev/vinum/vinumio.h>
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#include <dev/vinum/vinumkw.h>
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#include <dev/vinum/vinumext.h>
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#include <machine/cpu.h>
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#undef Free /* defined in some funny net stuff */
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#ifdef _KERNEL
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#ifdef VINUMDEBUG
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#define Malloc(x) MMalloc ((x), __FILE__, __LINE__) /* show where we came from */
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#define Free(x) FFree ((x), __FILE__, __LINE__) /* show where we came from */
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caddr_t MMalloc (int size, char *, int);
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void FFree (void *mem, char *, int);
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#define LOCKDRIVE(d) lockdrive (d, __FILE__, __LINE__)
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#else
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#define Malloc(x) malloc((x), M_DEVBUF, \
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curproc->p_intr_nesting_level == 0? M_WAITOK: M_NOWAIT)
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#define Free(x) free((x), M_DEVBUF)
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#define LOCKDRIVE(d) lockdrive (d)
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#endif
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#else
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#define Malloc(x) malloc ((x)) /* just the size */
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#define Free(x) free ((x)) /* just the address */
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#endif
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