From owner-svn-doc-all@freebsd.org  Fri May 12 18:33:08 2017
Return-Path: <owner-svn-doc-all@freebsd.org>
Delivered-To: svn-doc-all@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 0DEAFD6909C;
 Fri, 12 May 2017 18:33:08 +0000 (UTC)
 (envelope-from wblock@FreeBSD.org)
Received: from repo.freebsd.org (repo.freebsd.org
 [IPv6:2610:1c1:1:6068::e6a:0])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id B9C441000;
 Fri, 12 May 2017 18:33:07 +0000 (UTC)
 (envelope-from wblock@FreeBSD.org)
Received: from repo.freebsd.org ([127.0.1.37])
 by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v4CIX6Rs069547;
 Fri, 12 May 2017 18:33:06 GMT (envelope-from wblock@FreeBSD.org)
Received: (from wblock@localhost)
 by repo.freebsd.org (8.15.2/8.15.2/Submit) id v4CIX66x069546;
 Fri, 12 May 2017 18:33:06 GMT (envelope-from wblock@FreeBSD.org)
Message-Id: <201705121833.v4CIX66x069546@repo.freebsd.org>
X-Authentication-Warning: repo.freebsd.org: wblock set sender to
 wblock@FreeBSD.org using -f
From: Warren Block <wblock@FreeBSD.org>
Date: Fri, 12 May 2017 18:33:06 +0000 (UTC)
To: doc-committers@freebsd.org, svn-doc-all@freebsd.org,
 svn-doc-head@freebsd.org
Subject: svn commit: r50252 - head/en_US.ISO8859-1/books/handbook/cutting-edge
X-SVN-Group: doc-head
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
X-BeenThere: svn-doc-all@freebsd.org
X-Mailman-Version: 2.1.23
Precedence: list
List-Id: "SVN commit messages for the entire doc trees \(except for &quot;
 user&quot; , &quot; projects&quot; , and &quot; translations&quot;
 \)" <svn-doc-all.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/svn-doc-all>,
 <mailto:svn-doc-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-doc-all/>
List-Post: <mailto:svn-doc-all@freebsd.org>
List-Help: <mailto:svn-doc-all-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/svn-doc-all>,
 <mailto:svn-doc-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 12 May 2017 18:33:08 -0000

Author: wblock
Date: Fri May 12 18:33:06 2017
New Revision: 50252
URL: https://svnweb.freebsd.org/changeset/doc/50252

Log:
  Show linking a custom kernel config file from another directory.

Modified:
  head/en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml

Modified: head/en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml
==============================================================================
--- head/en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml	Fri May 12 17:30:55 2017	(r50251)
+++ head/en_US.ISO8859-1/books/handbook/cutting-edge/chapter.xml	Fri May 12 18:33:06 2017	(r50252)
@@ -1398,15 +1398,26 @@ Working Copy Root Path: /usr/src
 	  <literal>amd64</literal>, giving a config file directory of
 	  <filename>/usr/src/sys/<replaceable>amd64</replaceable>/conf/</filename>.</para>
 
+	<tip>
+	  <para><filename>/usr/src</filename> can be deleted or
+	    recreated, so it is preferable to keep custom kernel
+	    config files in a separate directory, like
+	    <filename>/root</filename>. Link the kernel config file
+	    into the <filename>conf</filename> directory.  If that
+	    directory is deleted or overwritten, the kernel config
+	    can be re-linked into the new one.</para>
+	</tip>
+
 	<para>A custom config file can be created by copying the
 	  <filename>GENERIC</filename> config file.  In this example,
 	  the new custom kernel is for a storage server, so is named
 	  <filename>STORAGESERVER</filename>:</para>
 
-	<screen>&prompt.root; <userinput>cd /usr/src/sys/amd64/conf</userinput>
-&prompt.root; <userinput>cp GENERIC STORAGESERVER</userinput></screen>
+	<screen>&prompt.root; <userinput>cp /usr/src/sys/amd64/conf/GENERIC /root/STORAGESERVER</userinput>
+&prompt.root; <userinput>cd /usr/src/sys/amd64/conf</userinput>
+&prompt.root; <userinput>ln -s /root/STORAGESERVER .</userinput></screen>
 
-	<para><filename>STORAGESERVER</filename> is then edited,
+	<para><filename>/root/STORAGESERVER</filename> is then edited,
 	  adding or removing devices or options as shown in
 	  &man.config.5;.</para>