From df97827e5ed312bbf008ad00c03a43ccf4bf2e18 Mon Sep 17 00:00:00 2001
From: gallatin <gallatin@FreeBSD.org>
Date: Sun, 16 Feb 2003 17:30:49 +0000
Subject: When trimming memory to fit Maxmem, and we discard an entire cluster,
 make certain to subtract its pages from physmem.  Otherwise we end up running
 phys_avail_cnt negative, and bad stuff happens.

MFC After: 1 week
---
 sys/alpha/alpha/machdep.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'sys')

diff --git a/sys/alpha/alpha/machdep.c b/sys/alpha/alpha/machdep.c
index ddf67d7..2ce041b 100644
--- a/sys/alpha/alpha/machdep.c
+++ b/sys/alpha/alpha/machdep.c
@@ -827,6 +827,7 @@ alpha_init(pfn, ptb, bim, bip, biv)
 		if (physmem - sz > Maxmem) {
 			phys_avail[i] = 0;
 			phys_avail_cnt -= 2;
+			physmem -= sz;
 		} else {
 			nsz = sz - (physmem - Maxmem);
 			phys_avail[i+1] = phys_avail[i] + alpha_ptob(nsz);
-- 
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