Re: [PATCH v2] drm/bochs: downgrade pci_request_region failure from error to warning

[Gerd Hoffmann]

On Fri, Feb 07, 2020 at 01:06:00PM +0100, Thomas Zimmermann wrote:
> Hi
> 
> Am 07.02.20 um 12:57 schrieb Gerd Hoffmann:
> > Shutdown of firmware framebuffer has a bunch of problems.  Because
> > of this the framebuffer region might still be reserved even after
> > drm_fb_helper_remove_conflicting_pci_framebuffers() returned.
> 
> Out of curiosity: what's going wrong here?

Very short version: userspace keeping /dev/fb0 open delays
firmware framebuffer deinit.

Long version by Daniel Vetter:
https://www.spinics.net/lists/linux-fbdev/msg28178.html

cheers,
  Gerd