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authorChengming Zhou <zhouchengming@bytedance.com>2022-08-25 18:41:04 +0200
committerPeter Zijlstra <peterz@infradead.org>2022-09-09 11:08:31 +0200
commite2ad8ab04c5cdfc8dc2f382c45d248ab01dee991 (patch)
tree8584c4f3c3179254f60e1b9e12e05ac3af8ec9d3 /include
parentsched/psi: Don't create cgroup PSI files when psi_disabled (diff)
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sched/psi: Save percpu memory when !psi_cgroups_enabled
We won't use cgroup psi_group when !psi_cgroups_enabled, so don't bother to alloc percpu memory and init for it. Also don't need to migrate task PSI stats between cgroups in cgroup_move_task(). Signed-off-by: Chengming Zhou <zhouchengming@bytedance.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Link: https://lore.kernel.org/r/20220825164111.29534-4-zhouchengming@bytedance.com
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