Date: Wed, 17 May 1995 11:10:14 -0700 (PDT)
From: Poul-Henning Kamp <phk@ref.tfs.com>
To: current@FreeBSD.org
Subject: please test this patch for panic("swfree")
Message-ID: <199505171810.LAA25818@ref.tfs.com>
next in thread | raw e-mail | index | archive | help
A typical "one off" error. Please test this patch.
(David, Rod & John please review.)
Poul-Henning
Index: vm_swap.c
===================================================================
RCS file: /home/ncvs/src/sys/vm/vm_swap.c,v
retrieving revision 1.17
diff -u -r1.17 vm_swap.c
--- 1.17 1995/05/14 03:00:10
+++ vm_swap.c 1995/05/17 18:08:26
@@ -241,15 +241,11 @@
sp->sw_nblks = nblks;
if (nblks * nswdev > nswap)
- nswap = nblks * nswdev;
+ nswap = (nblks+1) * nswdev;
for (dvbase = dmmax; dvbase < nblks; dvbase += dmmax) {
blk = nblks - dvbase;
- if ((vsbase = index * dmmax + dvbase * nswdev) >= nswap)
- panic("swfree");
- if (blk > dmmax)
- blk = dmmax;
/* XXX -- we need to exclude the first cluster as above */
/* but for now, this will work fine... */
rlist_free(&swaplist, vsbase, vsbase + blk - 1);
--
Poul-Henning Kamp <phk@login.dknet.dk> -- TRW Financial Systems, Inc.
'All relevant people are pertinent' && 'All rude people are impertinent'
=> 'no rude people are relevant'
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199505171810.LAA25818>