Messages in this thread | | | Date | Thu, 18 Jun 2020 12:51:46 -0700 | From | Roman Gushchin <> | Subject | Re: [PATCH v6 05/19] mm: memcontrol: decouple reference counting from page accounting |
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On Thu, Jun 18, 2020 at 07:55:35AM -0700, Shakeel Butt wrote: > Not sure if my email went through, so, re-sending.
No, I've got it, jut was busy with the other stuff.
> > On Mon, Jun 8, 2020 at 4:07 PM Roman Gushchin <guro@fb.com> wrote: > > > > From: Johannes Weiner <hannes@cmpxchg.org> > > > [...] > > @@ -3003,13 +3004,16 @@ void __memcg_kmem_uncharge_page(struct page *page, int order) > > */ > > void mem_cgroup_split_huge_fixup(struct page *head) > > { > > + struct mem_cgroup *memcg = head->mem_cgroup; > > int i; > > > > if (mem_cgroup_disabled()) > > return; > > > > A memcg NULL check is needed here.
Thanks for the heads up!
I'll double check it and send a follow-up fix.
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