From: Ben Sturmfels <ben@sturm.com.au>
To: "Ludovic Courtès" <ludo@gnu.org>
Cc: Diego Nicola Barbato <dnbarbato@posteo.de>, 35408@debbugs.gnu.org
Subject: bug#35408: External monitor not working with GDM
Date: Thu, 02 May 2019 18:01:27 +1000 [thread overview]
Message-ID: <877eb9mgiw.fsf@sturm.com.au> (raw)
In-Reply-To: <87y33paa40.fsf@sturm.com.au>
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> On Fri, 26 Apr 2019, Ludovic Courtès wrote:
>> Ben Sturmfels <ben@sturm.com.au> skribis:
>>> [ 448.627] (II) RADEON: Driver for ATI/AMD Radeon chipsets:
>> It looks like you have an AMD Radeon graphics card, is that right? Did
>> you pass “modprobe.blacklist=radeon” on the kernel command line, or
>> something similar?
>>
>> Apparently some of these AMD graphics cards are not quite supported by
>> free software, so that might be the issue here.
>
> Whoops, sorry I'm being unintentionally misleading - I shuttle my hard
> drive across from my X200 into an F2A85-M motherboard at work, which has
> Radeon HD 8470D. It's always just worked with Slim on Guix and Trisquel
> 7/8.
>
> I'll try the modprobe.blacklist though.
I tried the modprobe.blacklist=radeon in the kernel line, but GDM still
did it's looping thing.
> This is a bit of a stab in the dark, but I have been having issues with
> PostgreSQL and OpenSMTPD changing swapping UID/GIDs after reconfiguring
> or booting back into an old Guix System profile. This has required me to
> manually correct the permissions in /var/lib with `chown`. I'm
> suspicious that the same might be happening to GDM. I'll do some testing
> on this.
I also tried removing /var/lib/gdm and reconfiguring, but that didn't
seem to help, so I guess it's not a permissions issue.
Regards,
Ben
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next prev parent reply other threads:[~2019-05-02 8:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-24 4:25 bug#35408: External monitor not working with GDM Ben Sturmfels
2019-04-25 9:08 ` Ludovic Courtès
2019-04-25 11:41 ` Ben Sturmfels
2019-04-25 12:16 ` Danny Milosavljevic
2019-04-25 12:53 ` Ben Sturmfels
2019-04-25 16:37 ` Ludovic Courtès
2019-04-26 1:12 ` Ben Sturmfels
2019-04-26 8:12 ` Ludovic Courtès
2019-04-25 22:13 ` Diego Nicola Barbato
2019-04-26 0:42 ` Ben Sturmfels
2019-04-26 8:14 ` Ludovic Courtès
2019-05-02 2:00 ` Ben Sturmfels
2019-05-02 8:01 ` Ben Sturmfels [this message]
2019-05-02 15:20 ` Ludovic Courtès
2019-05-08 2:50 ` Ben Sturmfels
2020-06-11 4:01 ` Royce Strange
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