From owner-freebsd-current Fri Sep 11 12:08:31 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id MAA19995 for freebsd-current-outgoing; Fri, 11 Sep 1998 12:08:31 -0700 (PDT) (envelope-from owner-freebsd-current@FreeBSD.ORG) Received: from dingo.cdrom.com (dingo.cdrom.com [204.216.28.145]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id MAA19989 for ; Fri, 11 Sep 1998 12:08:29 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Received: from dingo.cdrom.com (localhost.cdrom.com [127.0.0.1]) by dingo.cdrom.com (8.9.1/8.8.8) with ESMTP id MAA01071; Fri, 11 Sep 1998 12:13:34 -0700 (PDT) (envelope-from mike@dingo.cdrom.com) Message-Id: <199809111913.MAA01071@dingo.cdrom.com> X-Mailer: exmh version 2.0.2 2/24/98 To: Alexander Litvin cc: Mike Smith , current@FreeBSD.ORG Subject: Re: ELF world and MFS / groff issues In-reply-to: Your message of "Fri, 11 Sep 1998 18:05:26 +0300." <199809111505.SAA07287@grape.carrier.kiev.ua> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Fri, 11 Sep 1998 12:13:33 -0700 From: Mike Smith Sender: owner-freebsd-current@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG > In article <199809062116.OAA10046@word.smith.net.au> you wrote: > >> Seems to have done the trick, nice one... from what I can see on the CVS > >> repository, it seems this is a new vop (no trace of it in previous versions > >> of mfs_vnops.c); is this an attempt at optimising block deallocation? > >> > >> While I'm at it : > >> > >> if CFLAGS/COPTFLAGS are changed to -O3 -m486 -pipe, an ELF make world will > >> produce somewhat weird versions of groff / troff: > > MS> -O3 is known to produce broken code. Don't use it. > > I noticed that kernel on my CURRENT, when compiled with -O0, > panics with "Supervisor read: page not present" in a few seconds > after boot. Is it also known? What's "-O0" supposed to do? -- \\ Sometimes you're ahead, \\ Mike Smith \\ sometimes you're behind. \\ mike@smith.net.au \\ The race is long, and in the \\ msmith@freebsd.org \\ end it's only with yourself. \\ msmith@cdrom.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message