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Define UPAGES_HOLE at 2 (same as current UPAGES) in case UPAGES changes

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later.  This is used to calculate the top of user address space.
This commit is contained in:
Peter Wemm 1997-04-07 09:27:21 +00:00
parent 21b4da0751
commit de871ab682
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=24695
1 changed files with 3 additions and 1 deletions
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4
sys/i386/include/param.h
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@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* from: @(#)param.h 5.8 (Berkeley) 6/28/91
* $Id$
* $Id: param.h,v 1.26 1997/02/22 09:34:54 peter Exp $
*/
#ifndef _MACHINE_PARAM_H_
@ -72,6 +72,8 @@
#define MAXPHYS (64 * 1024) /* max raw I/O transfer size */
#define UPAGES 2 /* pages of u-area */
#define UPAGES_HOLE 2 /* pages of "hole" at top of user space where */
/* the upages used to be. DO NOT CHANGE! */
/*
* Constants related to network buffer management.