Messages in this thread | | | From | Shakeel Butt <> | Date | Wed, 31 Mar 2021 20:04:48 -0700 | Subject | Re: [PATCH] mm: memcontrol: fix forget to obtain the ref to objcg in split_page_memcg |
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On Wed, Mar 31, 2021 at 8:02 PM Muchun Song <songmuchun@bytedance.com> wrote: > > Christian Borntraeger reported a warning about "percpu ref > (obj_cgroup_release) <= 0 (-1) after switching to atomic". > Because we forgot to obtain the reference to the objcg and > wrongly obtain the reference of memcg. > > Reported-by: Christian Borntraeger <borntraeger@de.ibm.com> > Signed-off-by: Muchun Song <songmuchun@bytedance.com>
Looks good to me.
Reviewed-by: Shakeel Butt <shakeelb@google.com>
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