[PATCH v3] powerpc: Warn about use of smt_snooze_delay

[Michael Ellerman]

On Wed, 2 Sep 2020 09:30:11 +0930, Joel Stanley wrote:
> It's not done anything for a long time. Save the percpu variable, and
> emit a warning to remind users to not expect it to do anything.
> 
> This uses pr_warn_once instead of pr_warn_ratelimit as testing
> 'ppc64_cpu --smt=off' on a 24 core / 4 SMT system showed the warning to
> be noisy, as the online/offline loop is slow.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc: Warn about use of smt_snooze_delay
      https://git.kernel.org/powerpc/c/a02f6d42357acf6e5de6ffc728e6e77faf3ad217

cheers