From owner-cvs-all Tue Sep 19 17:52: 9 2000 Delivered-To: cvs-all@freebsd.org Received: from c3-dbn-96.dial-up.net (c3-dbn-96.dial-up.net [196.33.200.96]) by hub.freebsd.org (Postfix) with ESMTP id CDF7837B424; Tue, 19 Sep 2000 17:51:59 -0700 (PDT) Received: (from rnordier@localhost) by c3-dbn-96.dial-up.net (8.8.7/8.6.12) id CAA10832; Wed, 20 Sep 2000 02:44:01 +0200 (SAST) From: Robert Nordier Message-Id: <200009200044.CAA10832@c3-dbn-96.dial-up.net> Subject: Re: cvs commit: src/sys/kern subr_bus.c In-Reply-To: <200009192316.e8JNGuG32828@netplex.com.au> "from Peter Wemm at Sep 19, 2000 04:16:56 pm" To: Peter Wemm Date: Wed, 20 Sep 2000 02:43:59 +0200 (SAST) Cc: mjacob@feral.com, Bruce Evans , Doug Rabson , "Matthew N. Dodd" , cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org X-Mailer: ELM [version 2.4ME+ PL82 (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII Sender: owner-cvs-all@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG Peter Wemm wrote: > Matthew Jacob wrote: > > > > I'll second this. > > Well, on the x86 we clear it twice, once in loader and once in locore. I > thought it was redundant on the x86 since I thought the new boot2 cleared > the extended ELF segment sizes. We do not support a.out kernels anymore > so the old bootblocks are not an issue. (the old gas-1.9x cannot assemble > the .s files). > > IMHO we should fix this bug in boot2. It costs ~32 bytes. (ie: reduces > from 212 bytes free to 180 bytes free). If the bss clearing code is actually to be dropped from the x86 kernel, I'd be happy for this to change. Otherwise 15% of available space is a lot to spend for no actual benefit beyond a kind of theoretical tidiness. -- Robert Nordier rnordier@nordier.com rnordier@FreeBSD.org To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe cvs-all" in the body of the message