Messages in this thread | | | From | Valentin Schneider <> | Subject | Re: [PATCH v9 06/20] cpuset: Don't use the cpu_possible_mask as a last resort for cgroup v1 | Date | Thu, 10 Jun 2021 13:59:41 +0100 |
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On 08/06/21 19:02, Will Deacon wrote: > If the scheduler cannot find an allowed CPU for a task, > cpuset_cpus_allowed_fallback() will widen the affinity to cpu_possible_mask > if cgroup v1 is in use. > > In preparation for allowing architectures to provide their own fallback > mask, just return early if we're either using cgroup v1 or we're using > cgroup v2 with a mask that contains invalid CPUs. This will allow > select_fallback_rq() to figure out the mask by itself. > > Cc: Tejun Heo <tj@kernel.org> > Cc: Johannes Weiner <hannes@cmpxchg.org> > Reviewed-by: Quentin Perret <qperret@google.com> > Signed-off-by: Will Deacon <will@kernel.org>
Reviewed-by: Valentin Schneider <valentin.schneider@arm.com>
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