From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from lists.gentoo.org ([140.105.134.102] helo=robin.gentoo.org) by nuthatch.gentoo.org with esmtp (Exim 4.62) (envelope-from ) id 1IBHIO-00061u-Q2 for garchives@archives.gentoo.org; Wed, 18 Jul 2007 21:42:57 +0000 Received: from robin.gentoo.org (localhost [127.0.0.1]) by robin.gentoo.org (8.14.0/8.14.0) with SMTP id l6ILfYpA028418; Wed, 18 Jul 2007 21:41:34 GMT Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.182]) by robin.gentoo.org (8.14.0/8.14.0) with ESMTP id l6ILaR6t023087 for ; Wed, 18 Jul 2007 21:36:28 GMT Received: by py-out-1112.google.com with SMTP id d32so745067pye for ; Wed, 18 Jul 2007 14:36:27 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=mF5EjEMB28JRwGLVSu9o0RRN4KvgnK91RmgEBUOTcntwo1CeO95polbzko7lPmlaAwb3+1NLWvwoVyBjymVDYAXWBD6PByiXC52Ieqvm1u1FS6Y8nwQPNSZNDzoUsWacTvLYtVjt/Y4FdXJjFdXBf1h9YN0Q8TRxoXeOE+7E8Gg= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=kejmcEF9ttKQguCKA9YGGBdzkVkP3vp+q2Ba3c5B9CEMpBP1QSM6MEPWb1j/6JNMKp3LhyOYo5BatWgexmLH0lO8vAsIaWIFbTxCrskgG6Qfhhkqy+UqyBN5FX8I3t2yTG5KGPVeprkCwZEn6i0kF4eIzZ9XrMqLiLYUJxIDqeA= Received: by 10.64.10.2 with SMTP id 2mr1855295qbj.1184794587564; Wed, 18 Jul 2007 14:36:27 -0700 (PDT) Received: by 10.65.230.6 with HTTP; Wed, 18 Jul 2007 14:36:27 -0700 (PDT) Message-ID: <342e1090707181436q58f47f80s94003456a438a22b@mail.gmail.com> Date: Wed, 18 Jul 2007 18:36:27 -0300 From: "Daniel da Veiga" To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Hardware upgrade and Gentoo In-Reply-To: <20070718213906.7ea911b9@zaphod.digimed.co.uk> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <342e1090707180951n1f77ee82rc5d8077aa5575d85@mail.gmail.com> <200707181949.00889.wonko@wonkology.org> <20070718213906.7ea911b9@zaphod.digimed.co.uk> X-Archives-Salt: 5c04b2a5-2eed-495d-adf5-05e383b91d99 X-Archives-Hash: 62d3e33b07afb323949bf1fa0bab31d5 On 7/18/07, Neil Bothwick wrote: > On Wed, 18 Jul 2007 19:49:00 +0200, Alex Schuster wrote: > > > Another method, which I would use, would be to change your CFLAGS to > > what you would like for the new processor, but use mtune= instead of > > march=. This will also optimize for the cpu, but the code will run on > > any x86 CPU. emerge world --emptytree to re-compile everything, then > > switch your hardware. > > Recompiling everything is unnecessary, you only need to recompile those > packages that are necessary to get your system booting with the new > hardware. emerge -e system should do that, along with recompiling the > kernel. As long as you have a working toolchain, you can then recompile > anything important to you that fails to work on the new hardware before > resetting the CFLAGS and doing a background emerge -e world while getting > on with whatever you use the computer for. > > Don't forget to set PORTAGE_NICENESS in make.conf before you emerge -e > world. > I have read some docs that suggest what Mike said could happen to me, because some intructions set are not compatible, along with Neil suggestion and Alex advice, I decided to recompile "system" with the new "-mtune" instead of "-march" tonight. I'll just see if it works by simply booting the new hardware and starting tunning. If something goes wrong, I can always go with Neil and Dale suggestion and start fresh, get /etc and /home, along with the world file, and let portage do the hard work. -- Daniel da Veiga Computer Operator - RS - Brazil -----BEGIN GEEK CODE BLOCK----- Version: 3.1 GCM/IT/P/O d-? s:- a? C++$ UBLA++ P+ L++ E--- W+++$ N o+ K- w O M- V- PS PE Y PGP- t+ 5 X+++ R+* tv b+ DI+++ D+ G+ e h+ r+ y++ ------END GEEK CODE BLOCK------ -- gentoo-user@gentoo.org mailing list