On Sat, Apr 10, 2021 at 12:00 AM Johannes Weiner wrote:
>
> On Fri, Apr 09, 2021 at 08:29:45PM +0800, Muchun Song wrote:
> > We already have a helper lruvec_memcg() to get the memcg from lruvec, we
> > do not need to do it ourselves in the lruvec_holds_page_lru_lock(). So use
> > lruvec_memcg()
On Fri, Apr 09, 2021 at 08:29:45PM +0800, Muchun Song wrote:
> We already have a helper lruvec_memcg() to get the memcg from lruvec, we
> do not need to do it ourselves in the lruvec_holds_page_lru_lock(). So use
> lruvec_memcg() instead. And if mem_cgroup_disabled() returns false, the
>
We already have a helper lruvec_memcg() to get the memcg from lruvec, we
do not need to do it ourselves in the lruvec_holds_page_lru_lock(). So use
lruvec_memcg() instead. And if mem_cgroup_disabled() returns false, the
page_memcg(page) (the LRU pages) cannot be NULL. So remove the odd logic
of
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