};
/**
- * mem_cgroup_low - check if memory consumption is below the normal range
+ * mem_cgroup_low - check if memory consumption is in the normal range
* @root: the top ancestor of the sub-tree being checked
* @memcg: the memory cgroup to check
*
* WARNING: This function is not stateless! It can only be used as part
* of a top-down tree iteration, not for isolated queries.
*
- * Returns %true if memory consumption of @memcg is below the normal range.
+ * Returns %true if memory consumption of @memcg is in the normal range.
*
* @root is exclusive; it is never low when looked at directly
*
elow = min(elow, parent_elow * low_usage / siblings_low_usage);
exit:
memcg->memory.elow = elow;
- return usage < elow;
+ return usage && usage <= elow;
}
/**