sched/isolation: Split housekeeping cpumask per isolation features

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To prepare for supporting each housekeeping feature toward cpuset, split
the global housekeeping cpumask per HK_TYPE_* entry.

This will later allow, for example, to runtime modify the cpulist passed
through "isolcpus=", "nohz_full=" and "rcu_nocbs=" kernel boot
parameters.

Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Juri Lelli <juri.lelli@redhat.com>
Reviewed-by: Phil Auld <pauld@redhat.com>
Link: https://lore.kernel.org/r/20220207155910.527133-9-frederic@kernel.org

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Frederic Weisbecker 2022-02-07 16:59:10 +01:00 • committed by Peter Zijlstra

parent 65e53f869e

commit ed3b362d54

1 changed files with 62 additions and 29 deletions

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kernel/sched/isolation.c

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