From owner-svn-src-all@FreeBSD.ORG Fri Apr 2 13:19:45 2010 Return-Path: Delivered-To: svn-src-all@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A4391106566B; Fri, 2 Apr 2010 13:19:45 +0000 (UTC) (envelope-from rwatson@FreeBSD.org) Received: from cyrus.watson.org (cyrus.watson.org [65.122.17.42]) by mx1.freebsd.org (Postfix) with ESMTP id 7BE718FC0A; Fri, 2 Apr 2010 13:19:45 +0000 (UTC) Received: from fledge.watson.org (fledge.watson.org [65.122.17.41]) by cyrus.watson.org (Postfix) with ESMTPS id E2BC646B23; Fri, 2 Apr 2010 09:19:44 -0400 (EDT) Date: Fri, 2 Apr 2010 14:19:44 +0100 (BST) From: Robert Watson X-X-Sender: robert@fledge.watson.org To: Andrew Gallatin In-Reply-To: <4BB5D140.5070208@cs.duke.edu> Message-ID: References: <201004020655.o326tWax079882@svn.freebsd.org> <4BB5D140.5070208@cs.duke.edu> User-Agent: Alpine 2.00 (BSF 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed Cc: svn-src-head@FreeBSD.org, svn-src-all@FreeBSD.org, src-committers@FreeBSD.org, Alexander Leidinger Subject: Re: svn commit: r206082 - in head: . share/man/man7 share/mk sys/conf X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 02 Apr 2010 13:19:45 -0000 On Fri, 2 Apr 2010, Andrew Gallatin wrote: > Robert Watson wrote: > >> I think there's a reasonable argument that we should be compiling options >> KDTRACE_HOOKS into GENERIC, and likewise enabling CTF on the kernel by >> default in 9.x. Part of the point of DTrace is that it "just works", and >> we already compile CDDL modules by default (and the hooks don't affect the >> license of the base kernel as far as I'm aware). Any thoughts on this? > > I vaguely remember that there were some problems where CTF was incompatible > with debugging, and dumps from CTF enabled kernels were unhelpful. Was this > true, and (more importantly), has it been fixed? Hmm. I'll investigate that this weekend, I also have recollections of some issues here, but haven't been running into them myself so perhaps they were fixed. Robert