(In reply to tempel.julian from comment #46)
> As a workaround, a timer job/script writing every few seconds might do the
> trick.

I tried a systemd timer but it floods my dmesg every time it triggers and also
caused weird lag in systemd monitoring, perhaps writing to sysfs constantly has
a noticeable cost. Maybe someone could hack a kernel option to force it to high
as a temporary workaround? Unfortunately I'm ignorant in C.