From owner-freebsd-current  Sun Dec  8 16:29:52 2002
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Date: Sun, 8 Dec 2002 19:29:41 -0500 (EST)
From: Robert Watson <rwatson@freebsd.org>
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To: "Alan L. Cox" <alc@imimic.com>
Cc: smkelly@zombie.org, current@freebsd.org
Subject: Re: Repeatable panic from nautilus2
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On Sun, 8 Dec 2002, Alan L. Cox wrote:

> Please remove ENABLE_VFS_IOOPT from your kernel configuration.  This
> code has never been safe for general use. 
> 
> Unfortunately, when it was documented in NOTES, this was fact was
> omitted. 

Is the attached diff appropriate, then?

Robert N M Watson             FreeBSD Core Team, TrustedBSD Projects
robert@fledge.watson.org      Network Associates Laboratories


Index: NOTES
===================================================================
RCS file: /data/fbsd-cvs/ncvs/src/sys/conf/NOTES,v
retrieving revision 1.1117
diff -u -r1.1117 NOTES
--- NOTES	26 Nov 2002 17:32:39 -0000	1.1117
+++ NOTES	9 Dec 2002 00:29:06 -0000
@@ -737,6 +737,9 @@
 #
 # Enabling this will probably not give an overall speedup except for
 # special workloads.
+#
+# WARNING: Do not enable this, it is known to be broken, and will result
+# in system instability, as well as possible data loss.
 options 	ENABLE_VFS_IOOPT
 
 # Cryptographically secure random number generator; /dev/[u]random


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