[Nouveau] Odd text behavior on Websites and others

[Rudolf Künzli]

I did as you proposed. Unfortunately my password wasn't accepted no
more. I tried the other option with Option "NoAccel" "true" with the
very same result.
It seems that these modifications will interfere some other stuff...

-- 
Rudolf Künzli <rudolf.kunzli at gmail.com>
On Tue, 2015-08-11 at 18:11 -0400, Ilia Mirkin wrote:
> Add a file to /etc/X11/xorg.conf.d, named anything-you-want.conf, 
> which contains
> 
> Section "Device"
>   Driver "modesetting"
> EndSection
> 
> Hopefully that should do it.
> 
> On Tue, Aug 11, 2015 at 6:03 PM, Rudolf Künzli <
> rudolf.kunzli at gmail.com> wrote:
> > I don't have a file /etc/X11/xorg.conf but a folder
> > /etc/X11/xorg.conf.d
> > 
> > [rudolf at mephisto xorg.conf.d]$ ls -la /etc/X11/xorg.conf.d
> > total 12
> > drwxr-xr-x. 2 root root 4096 Aug  4 08:25 .
> > drwxr-xr-x. 6 root root 4096 May 27 11:40 ..
> > -rw-r--r--. 1 root root  265 Apr 21 17:06 00-keyboard.conf
> > 
> > Then a folder /usr/share/X11/xorg.conf.d with serveral config files 
> > but
> > I don't see which one to be edited...
> > 
> > [rudolf at mephisto xorg.conf.d]$ ls -la /usr/share/X11/xorg.conf.d
> > total 32
> > drwxr-xr-x. 2 root root 4096 Jul 31 18:33 .
> > drwxr-xr-x. 7 root root 4096 May 27 11:40 ..
> > -rw-r--r--. 1 root root 1099 Jul 15 10:20 10-evdev.conf
> > -rw-r--r--. 1 root root 1350 Jul 15 10:20 10-quirks.conf
> > -rw-r--r--. 1 root root 2827 May  1 08:23 50-synaptics.conf
> > -rw-r--r--. 1 root root  115 May 15 14:49 50-vmmouse.conf
> > -rw-r--r--. 1 root root 1385 Mar 20 00:31 50-wacom.conf
> > -rw-r--r--. 1 root root  789 Jul 13 00:54 90-libinput.conf
> > 
> > Any other place to look for. find didn't help...
> > 
> > I guess I'll have to run "x config" as root to get a xorg.conf 
> > which I
> > can edit later...
> > 
> > --
> > Rudolf Künzli <rudolf.kunzli at gmail.com>
> > On Tue, 2015-08-11 at 11:42 -0400, Ilia Mirkin wrote:
> > > No, you probably want something in /etc/X11... a lot of the time 
> > > it's
> > > split up into a bunch of separate files in like 
> > > /etc/X11/xorg.conf.d
> > > or something. You should consult your distro documentation for 
> > > how to
> > > make it happen.
> > > 
> > > On Tue, Aug 11, 2015 at 11:38 AM, Rudolf Künzli <
> > > rudolf.kunzli at gmail.com> wrote:
> > > > Thanks - the only xorg.conf I found is -
> > > >  /usr/share/abrt/conf.d/plugins/xorg.conf
> > > > Is this the file to be edited?
> > > > 
> > > > --
> > > > Rudolf Künzli <rudolf.kunzli at gmail.com>
> > > > On Tue, 2015-08-11 at 10:56 -0400, Ilia Mirkin wrote:
> > > > > On Tue, Aug 11, 2015 at 10:47 AM, Rudolf Künzli <
> > > > > rudolf.kunzli at gmail.com> wrote:
> > > > > > > GeForce GTX 745 is a NVIDIA card in the NV117 (GM107)
> > > > > > > Family...
> > > > > > The update was made using DNF (Yum) in my daily update
> > > > > > procedure
> > > > > > using
> > > > > > the Fedora 22 Update repository.
> > > > > > I am not familiar with details I just can report what 
> > > > > > happens
> > > > > > right
> > > > > > now...
> > > > > 
> > > > > OK, there's no EXA support for maxwell, so you're using 
> > > > > glamor.
> > > > > Before
> > > > > kernel 4.1, unless you had extracted your own ctxsw firmware, 
> > > > > you
> > > > > didn't have acceleration at all, that was likely the change 
> > > > > that
> > > > > triggered the issue.
> > > > > 
> > > > > The glamor integration in nouveau is, sadly, broken. But it's
> > > > > unclear
> > > > > whether that's the cause of your issue. You can either add
> > > > > 
> > > > > Option "NoAccel" "true"
> > > > > 
> > > > > to the device section in your xorg.conf, which will disable 
> > > > > 2d
> > > > > acceleration and bring you back to the same state you were in
> > > > > before,
> > > > > or you can add
> > > > > 
> > > > > Driver "modesetting"
> > > > > 
> > > > > (or uninstall xf86-video-nouveau) which will use the 
> > > > > modesetting
> > > > > driver which has a non-broken glamor integration. You may 
> > > > > still
> > > > > get
> > > > > the same issues though, as they could just be generic
> > > > > mesa-sucks-on-maxwell issues (I don't have a Maxwell GPU, no 
> > > > > one
> > > > > else
> > > > > has been interested in debugging/fixing issues).
> > > > > 
> > > > >   -ilia