函数源码

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source File:include\linux\memcontrol.h Create Date:2022-07-27 06:56:22
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static inline unsigned long mem_cgroup_protection(struct mem_cgroup *memcg,
                          bool in_low_reclaim)
{
    if (mem_cgroup_disabled())
        return 0;
 
    if (in_low_reclaim)
        return READ_ONCE(memcg->memory.emin);
 
    return max(READ_ONCE(memcg->memory.emin),
           READ_ONCE(memcg->memory.elow));
}