On 2/9/21 6:46 PM, Yang Shi wrote: > The shrinker_info is dereferenced in a couple of places via rcu_dereference_protected > with different calling conventions, for example, using mem_cgroup_nodeinfo helper > or dereferencing memcg->nodeinfo[nid]->shrinker_info. And the later patch > will add more dereference places. > > So extract the dereference into a helper to make the code more readable. No > functional change. > > Signed-off-by: Yang Shi <shy828301@xxxxxxxxx> Acked-by: Vlastimil Babka <vbabka@xxxxxxx>