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Preallocate the first swap block to work around a failure with swap starting

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at physical block 0. Note that this will show up in pstat -s and swapinfo
as space "in use". In reality, the space is simply never made available.
This commit is contained in:
David Greenman 1994-11-22 08:47:20 +00:00
parent c3cd331e8e
commit d49456add7
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=4768
1 changed files with 2 additions and 2 deletions
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4
sys/vm/vm_swap.c
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@ -31,7 +31,7 @@
* SUCH DAMAGE.
*
* @(#)vm_swap.c 8.5 (Berkeley) 2/17/94
* $Id: vm_swap.c,v 1.10 1994/10/22 02:41:19 davidg Exp $
* $Id: vm_swap.c,v 1.11 1994/10/22 17:53:35 phk Exp $
*/
#include <sys/param.h>
@ -404,7 +404,7 @@ swfree(p, index)
return (0);
}
#endif
for (dvbase = 0; dvbase < nblks; dvbase += dmmax) {
for (dvbase = dmmax; dvbase < nblks; dvbase += dmmax) {
blk = nblks - dvbase;
#ifdef SEQSWAP