[RFC PATCH 3/3] drm/log: Introduce a new boot logger to draw the kmsg on the screen

John Ogness john.ogness at linutronix.de
Thu Sep 5 15:22:35 UTC 2024


On 2024-08-01, John Ogness <john.ogness at linutronix.de> wrote:
> On 2024-08-01, Jocelyn Falempe <jfalempe at redhat.com> wrote:
>> I think I can also register one console for each drm driver, which
>> will simplify drm_log even further. (currently it would mean having a
>> circular buffer and work function for each driver which is a bit too
>> much).
>
> Indeed.
>
>> Do you know if there is a chance to have write_thread() in 6.12 or
>> 6.13 ?

FYI: The full NBCON API (with write_thread()) is now available in
linux-next.

It would be great to see a version of drm_log that only implements
write_thread() and does not do any of its own buffering with workqueue
and also does not need to track multiple graphic loggers at the same
time.

John Ogness


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