From owner-cvs-src@FreeBSD.ORG Fri Sep 10 19:09:43 2004 Return-Path: Delivered-To: cvs-src@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id EA3BF16A4DA for ; Fri, 10 Sep 2004 19:09:43 +0000 (GMT) Received: from mail4.speakeasy.net (mail4.speakeasy.net [216.254.0.204]) by mx1.FreeBSD.org (Postfix) with ESMTP id 8E3F643D53 for ; Fri, 10 Sep 2004 19:09:43 +0000 (GMT) (envelope-from jhb@FreeBSD.org) Received: (qmail 8087 invoked from network); 10 Sep 2004 19:09:43 -0000 Received: from dsl027-160-063.atl1.dsl.speakeasy.net (HELO server.baldwin.cx) ([216.27.160.63]) (envelope-sender ) encrypted SMTP for ; 10 Sep 2004 19:09:42 -0000 Received: from [10.50.40.210] (gw1.twc.weather.com [216.133.140.1]) (authenticated bits=0) by server.baldwin.cx (8.12.11/8.12.11) with ESMTP id i8AJ9ZBe017027; Fri, 10 Sep 2004 15:09:39 -0400 (EDT) (envelope-from jhb@FreeBSD.org) From: John Baldwin To: Marcel Moolenaar Date: Fri, 10 Sep 2004 15:06:53 -0400 User-Agent: KMail/1.6.2 References: <200409100500.i8A50R7U038632@repoman.freebsd.org> In-Reply-To: <200409100500.i8A50R7U038632@repoman.freebsd.org> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200409101506.53655.jhb@FreeBSD.org> X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on server.baldwin.cx cc: cvs-src@FreeBSD.org cc: src-committers@FreeBSD.org cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/alpha/include atomic.h X-BeenThere: cvs-src@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: CVS commit messages for the src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 10 Sep 2004 19:09:44 -0000 On Friday 10 September 2004 01:00 am, Marcel Moolenaar wrote: > marcel 2004-09-10 05:00:27 UTC > > FreeBSD src repository > > Modified files: > sys/alpha/include atomic.h > Log: > The previous commit, roughly one and a half years ago removed the > branch prediction optimization for LINT, because the kernel was too > large. This commit now removes it altogether since it causes build > failures for GENERIC kernels and the various applicable trends are > such that one can expect that it these failure will cause more > problems than they're worth in the future. These trends include: > 1. Alpha was demoted from tier 1 to tier 2 due to lack of active > support. The number of people willing to fix build breakages > is not likely to increase and those developers that do have the > gumption to test MI changes on alpha are not likely to spend > time fixing unexpected build failures first. > 2. The kernel will only increase in size. Even though stripped-down > kernels do link without problems now, compiler optimizations (like > inlining) and new (non-optional) functionality will likely cause > stripped-down kernels to break in the future as well. > > So, with my asbestos suit on, get rid of potential problems before > they happen. > > MT5 candidate. > > Revision Changes Path > 1.19 +14 -62 src/sys/alpha/include/atomic.h Hmm, maybe leave it in but add 'MUTEX_NO_INLINE' to GENERIC on Alpha so that GENERIC will build but people can take out the 'NO_INLINE' bit in custom kernels if they want? -- John Baldwin <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.org