From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from 27.mail-out.ovh.net ([91.121.30.210]:41140 "HELO 27.mail-out.ovh.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1754992Ab0C3SDe (ORCPT ); Tue, 30 Mar 2010 14:03:34 -0400 Message-ID: <4BB23CF1.7090708@example.com> Date: Tue, 30 Mar 2010 20:03:29 +0200 From: Piotr Hosowicz Reply-To: piotr@hosowicz.com MIME-Version: 1.0 Subject: Re: Is root kernel parameter expected to be the first one or something? References: <4B9FD5D1.8040203@example.com> <4B9FDAF3.9010804@xenotime.net> <4BB10A9D.7000506@example.com> <20100329133809.af969338.rdunlap@xenotime.net> <4BB1108C.60202@example.com> <20100329143334.9b295e1d.rdunlap@xenotime.net> <4BB12A8A.1040202@example.com> <20100329153916.18afaf25.rdunlap@xenotime.net> <4BB12D4C.7080904@example.com> <20100329154852.5476ed2e.rdunlap@xenotime.net> <4BB228CD.3050609@example.com> In-Reply-To: <4BB228CD.3050609@example.com> Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 8bit Sender: linux-kbuild-owner@vger.kernel.org List-ID: To: piotr@hosowicz.com Cc: Randy Dunlap , linux-kbuild@vger.kernel.org Piotr Hosowicz wrote: > Randy Dunlap wrote: >> On Tue, 30 Mar 2010 00:44:28 +0200 Piotr Hosowicz wrote: >> >>> Randy Dunlap wrote: >>>> On Tue, 30 Mar 2010 00:32:42 +0200 Piotr Hosowicz wrote: >>>> >>>>> Randy Dunlap wrote: >>>>>> On Mon, 29 Mar 2010 22:41:48 +0200 Piotr Hosowicz wrote: >>>>>> >>>>>>> Randy Dunlap wrote: >>>>>>>> On Mon, 29 Mar 2010 22:16:29 +0200 Piotr Hosowicz wrote: >>>>>>>> >>>>>>>>> Hello, >>>>>>>>> >>>>>>>>> Today I had built a new next kernel with these parameters. I >>>>>>>>> did not get what I expected >>>>>>>> I don't think I understand your question. >>>>>>>> What did you expect? >>>>>>> I expected higher resolution console, smaller font etc >>>>>> Boy was I confused. I thought that your question was about the root= >>>>>> kernel boot parameter. >>>>>> >>>>>> Well, there are several questions to be asked. and one more comment. >>>>>> >>>>>> 1. what video (framebuffer) driver are you using? >>>>> Ashamed to say, but I do not know. vga=791 works perfectly when I >>>>> specifiy it via GRUB modification, either during pre-booting phase >>>>> or in menu.lst. I thought that it would work if I enable it by the >>>>> oprions I provided in the previous message. >>>> That does sound, hm, suspicious. >> >> >> OK, the above is the main problem, right? >> If so, I'll try to find time to test it. > > aapi205:/usr/src/linux# gzip -cd /proc/config.gz | grep -A 1 vga=791 > CONFIG_CMDLINE="root=/dev/sda2 ro quiet vga=791" > CONFIG_CMDLINE_OVERRIDE=y > aapi205:/usr/src/linux# cat /proc/cmdline > root=/dev/sda2 ro quiet vga=791 > > First if all I tried to test whether the overriding code works at all, > and it seems it works, I am now booted having edited > root=/dev/nonexistent at GRUB prompt, and it seems that the values set > at build time have overriden values set at GRUB prompt. But the vga=791 > parameter does not work at all, I have the usual console, with big > characters. This is on 2.6.34-rc2-git4, sorry, I forgot to say. Regards, Piotr Hosowicz -- Z cyklu "Uroki demokracji", czyli pytania i odpowiedzi w teledurniejach: - Ile kół ma trójkołowiec? - Dwa. NP: - NB: 2.6.34-rc2-git4