From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Feng Shu" Subject: Re: Ctrl-Alt-F1,F2,F3 ... can not start a console. Date: Sat, 23 Sep 2017 08:12:07 +0800 Message-ID: <87vakajmso.fsf@163.com> References: <87y3pb61ew.fsf@163.com> <87a81r6md2.fsf@gnu.org> <87d16m1dza.fsf@163.com> <87mv5ogg10.fsf@163.com> <87r2uzakai.fsf@fastmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:53148) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dvY3Y-0005ZH-SV for guix-devel@gnu.org; Fri, 22 Sep 2017 20:12:29 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dvY3U-0004uR-Rc for guix-devel@gnu.org; Fri, 22 Sep 2017 20:12:28 -0400 Received: from m12-15.163.com ([220.181.12.15]:41459) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dvY3T-0004oq-Vs for guix-devel@gnu.org; Fri, 22 Sep 2017 20:12:24 -0400 In-Reply-To: <87r2uzakai.fsf@fastmail.com> (Marius Bakke's message of "Thu, 21 Sep 2017 22:06:29 +0200") List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: "Guix-devel" To: Marius Bakke Cc: guix-devel , Feng Shu Marius Bakke writes: > Feng Shu writes: > >> "Feng Shu" writes: >> >>> ludo@gnu.org (Ludovic Court=C3=A8s) writes: >>> >>>> Hi, >>>> >>>> "Feng Shu" skribis: >>>> >>>>> Yestaday, I reinstall my guixsd, and install xfce4 as my desktop. >>>>> A problem faced is that: When I press Ctrl-Alt-F1, F2, F3 ... >>>>> I can not start a tty, instead of start a slim login picture? >>>> >>>> Can you reproduce the problem in a VM created by =E2=80=98guix system = vm=E2=80=99? >>>> (Note that in QEMU you need to do ctrl-1 to go to the QEMU console, th= en >>>> =E2=80=9Csendkey ctrl-alt-f1=E2=80=9D, and then ctrl-2 to switch back = to the VM screen.) >>>> >>>> If not, could it be that the problem has to do with the graphics driver >>>> being used? >>> >>> qemu vm works well, may be it is graphics driver problem as you said, I >>> will wait to update driver, thanks for the help! >>> >>>> >> >> When I revert "gnu: xf86-video-ati: Update to 7.10.0." , it works well. >> >> 84023d2fa4a47e3ac0248d304324161c041858aa > > Uff. I suspect it's related to this snippet from the ChangeLog[0]: > > * The driver now takes measures to prevent other DRM master processes > (potentially from other local users) from accessing buffers created by > this driver while switched away to a different VT. Other DRM master > processes should only be able to access a single buffer anymore, which > contains only all-black pixels. > > Are you willing to report this bug upstream? See here for information: > > https://freedesktop.org/wiki/Software/xorg/ I don't fimilar xorg, and my English is poor, but I send a report.... https://bugs.freedesktop.org/show_bug.cgi?id=3D102948 > > We should probably revert this on 'master' meanwhile. Unfortunately I > don't have ATI hardware to test with, so it would be good if someone > else could try to reproduce this problem. Good idea.... > > [0] https://lists.x.org/archives/xorg-announce/2017-September/002806.html > --=20