hulk inclusion category: feature bugzilla: https://gitee.com/openeuler/kernel/issues/I9PXW6

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Attach memcg async relcaim worker to a curcpu, which will make sure memcg async reclaim worker will be scheduled among the cpumask belong to the current's cpuset.

Signed-off-by: Lu Jialin lujialin4@huawei.com --- mm/memcontrol.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/mm/memcontrol.c b/mm/memcontrol.c index c7958805ee66..d97410e3ec0e 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -2926,7 +2926,13 @@ static int try_charge_memcg(struct mem_cgroup *memcg, gfp_t gfp_mask, #ifdef CONFIG_MEMCG_V1_RECLAIM if (is_high_async_reclaim(memcg) && !mem_high) { WRITE_ONCE(memcg->high_async_reclaim, true); - schedule_work(&memcg->high_work); +#ifdef CONFIG_MEMCG_SWAP_QOS + if (static_branch_likely(&memcg_swap_qos_key)) + schedule_work_on(smp_processor_id(), + &memcg->high_work); + else +#endif + schedule_work(&memcg->high_work); break; } #endif