Re: [RFC PATCH v2 00/17] Core scheduling v2
From: Ingo Molnar
Date: Thu Apr 25 2019 - 15:34:52 EST
* Thomas Gleixner <tglx@xxxxxxxxxxxxx> wrote:
> It exists already: /sys/devices/system/cpu/smt/control
>
> Setting it to off will offline all siblings, on will online them again.
Indeed, added by 05736e4ac13c last year (and I promptly forgot about it
...) - I was thrown off a bit by the 'nosmt' flag Mel used, but that's
probably because he used an older kernel.
Thanks,
Ingo