From owner-svn-src-all@FreeBSD.ORG  Wed Feb  6 13:12:43 2013
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@FreeBSD.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by hub.freebsd.org (Postfix) with ESMTP id 46AAB53E;
 Wed,  6 Feb 2013 13:12:43 +0000 (UTC) (envelope-from avg@FreeBSD.org)
Received: from citadel.icyb.net.ua (citadel.icyb.net.ua [212.40.38.140])
 by mx1.freebsd.org (Postfix) with ESMTP id CF3608F2;
 Wed,  6 Feb 2013 13:12:41 +0000 (UTC)
Received: from odyssey.starpoint.kiev.ua (alpha-e.starpoint.kiev.ua
 [212.40.38.101])
 by citadel.icyb.net.ua (8.8.8p3/ICyb-2.3exp) with ESMTP id PAA16332;
 Wed, 06 Feb 2013 15:12:40 +0200 (EET) (envelope-from avg@FreeBSD.org)
Message-ID: <511256C7.6080406@FreeBSD.org>
Date: Wed, 06 Feb 2013 15:12:39 +0200
From: Andriy Gapon <avg@FreeBSD.org>
User-Agent: Mozilla/5.0 (X11; FreeBSD amd64;
 rv:17.0) Gecko/20130206 Thunderbird/17.0.2
MIME-Version: 1.0
To: John Baldwin <jhb@FreeBSD.org>
Subject: Re: svn commit: r246282 - in head/sys: conf kern
References: <201302030957.r139vd8n027213@svn.freebsd.org>
 <201302041429.01477.jhb@freebsd.org> <51102076.8030302@FreeBSD.org>
 <201302051115.03275.jhb@freebsd.org>
In-Reply-To: <201302051115.03275.jhb@freebsd.org>
X-Enigmail-Version: 1.4.6
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org,
 src-committers@FreeBSD.org
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 06 Feb 2013 13:12:43 -0000

on 05/02/2013 18:15 John Baldwin said the following:
> Almost.  To handle the case where the boot buffer might have wrapped I think
> you should copy the entries at the "end" into the head of the KTR buffer
> first, then the entries from the front to the current index, and then update
> the index to point at the end (it should effectively be KTR_BOOT_ENTRIES
> I think).

I decided to just copy the whole buffer.  That should cover all the possible cases
and should not be too expensive.

-- 
Andriy Gapon