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SubjectRe: [PATCH v14 035/138] mm/memcg: Use the node id in mem_cgroup_update_tree()
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Matthew Wilcox (Oracle) <willy@infradead.org> wrote:

> By using the node id in mem_cgroup_update_tree(), we can delete
> soft_limit_tree_from_page() and mem_cgroup_page_nodeinfo(). Saves 42
> bytes of kernel text on my config.
>
> Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
> Acked-by: Michal Hocko <mhocko@suse.com>
> Acked-by: Johannes Weiner <hannes@cmpxchg.org>
> Reviewed-by: Christoph Hellwig <hch@lst.de>

Reviewed-by: David Howells <dhowells@redhat.com>

Though I wonder if:

> - mz = mem_cgroup_page_nodeinfo(memcg, page);
> + mz = memcg->nodeinfo[nid];

should still have some sort of wrapper function.

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