Re: [PATCH] sched/isolation: Warn about missing isolcpus mask

Frederic Weisbecker
2024-01-10T14:12:28Z

Le Wed, Jan 10, 2024 at 12:46:10PM +0100, Valentin Schneider a écrit :
> Since an empty string is a valid cpulist, this cmdline option does not
> trigger any warnings:
>
> isolcpus=domain,
>
> housekeeping_setup() just carries on and we end up with the housekeeping
> mask being all CPUs in the system.
>
> Check that there *is* a cpulist and that it isn't empty.
>
> Signed-off-by: Valentin Schneider <vschneid@redhat.com>

Acked-by: Frederic Weisbecker <frederic@kernel.org>