[Bug 107441] Black or broken VT when loading i915.ko "late"
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Wed Aug 1 12:10:01 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=107441
--- Comment #11 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Jan-Marek Glogowski from comment #9)
> So I applied the patch
>
> commit 011f22eb545a35f972036bb6a245c95c2e7e15a0
> Author: Hans de Goede <j.w.r.degoede at gmail.com>
> Date: Fri Apr 20 11:59:33 2018 +0200
>
> drm/i915: Do NOT skip the first 4k of stolen memory for pre-allocated
> buffers v2
>
> on top of my DRM backport and now the dmesg output is again
>
> [ 5.912030] [drm:intelfb_create [i915_bpo]] re-using BIOS fb
> [ 5.912121] [drm:intelfb_create [i915_bpo]] allocated 1366x768 fb:
> 0x00000000
>
> instead of the broken
>
> [ 4.244504] [drm:intelfb_create [i915_bpo]] no BIOS fb, allocating a new
> one
> [ 4.244538] [drm:intelfb_create [i915_bpo]] allocated fb from stolen
> memory
> [ 4.246099] [drm:intelfb_create [i915_bpo]] allocated 1366x768 fb:
> 0x00040000
>
> Is that what you expected?
Yes. But I'm worrying about your earlier result with 4.18rc7 as that includes
the patch.
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