From c0046e261f6a59502c281506e44bb7282b1861a8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dag-Erling=20Sm=C3=B8rgrav?= <des@FreeBSD.org>
Date: Sun, 3 Oct 2004 23:38:49 +0000
Subject: Verify that the specified device is at least as large as hw.physmem.

---
 sbin/dumpon/dumpon.8 | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'sbin/dumpon/dumpon.8')

diff --git a/sbin/dumpon/dumpon.8 b/sbin/dumpon/dumpon.8
index 634e8c9a1f5b..ff364e1b542d 100644
--- a/sbin/dumpon/dumpon.8
+++ b/sbin/dumpon/dumpon.8
@@ -64,6 +64,14 @@ necessary to size the dump device larger than the actual amount of RAM
 available in the machine.
 .Pp
 The
+.Nm
+utility will refuse to enable a dump device which is smaller than the
+total amount of physical memory as reported by the
+.Va hw.physmem
+.Xr sysctl 8
+variable.
+.Pp
+The
 .Fl v
 flag causes
 .Nm
-- 
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