On Thu, 2020-02-13 at 13:54 +0100, Juergen Gross wrote:
> Instead of using the normal locks use the keyhandler provided
> trylocks
> with timeouts. This requires a special primitive for the scheduler
> lock.
> 
So, FWIW, I tend to agree with Andrew on the general aspects of this.
I.e., I personally don't think that the added complexity, however small
one may judge it to be, is worth it... I'm not even sure not using
regular locks is really an improvement.

When you mentioned, in your other mail, that having something like this
would have saved a lot of reboots during the development of core-
scheduling, would _just_ disabling the watchdog have achieved the same?

Anyway, I've had a look at this patch. _If_ we go with this new lock
thing, the modifications to the scheduler code done here seems fine to
me.

Regards
-- 
Dario Faggioli, Ph.D
http://about.me/dario.faggioli
Virtualization Software Engineer
SUSE Labs, SUSE https://www.suse.com/
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