From 5f536fc1d3dfb28e75a18d60bddcfacdf3f22617 Mon Sep 17 00:00:00 2001
From: pluknet <pluknet@FreeBSD.org>
Date: Fri, 21 Jan 2011 10:26:26 +0000
Subject: Make MSGBUF_SIZE kernel option a loader tunable kern.msgbufsize.

Submitted by:	perryh pluto.rain.com (previous version)
Reviewed by:	jhb
Approved by:	kib (mentor)
Tested by:	universe
---
 sys/boot/common/loader.8 | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'sys/boot/common')

diff --git a/sys/boot/common/loader.8 b/sys/boot/common/loader.8
index 56c5199..94b4e6a 100644
--- a/sys/boot/common/loader.8
+++ b/sys/boot/common/loader.8
@@ -609,6 +609,14 @@ Note that
 the NBUF parameter will override this limit.
 Modifies
 .Dv VM_BCACHE_SIZE_MAX .
+.It Va kern.msgbufsize
+Sets the size of the kernel message buffer.
+The default limit of 64KB is usually sufficient unless
+large amounts of trace data need to be collected
+between opportunities to examine the buffer or
+dump it to a file.
+Overrides kernel option
+.Dv MSGBUF_SIZE .
 .It Va machdep.disable_mtrrs
 Disable the use of i686 MTRRs (x86 only).
 .It Va net.inet.tcp.tcbhashsize
-- 
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