On 6/8/20 1:40 PM, SeongJae Park wrote:
> From: SeongJae Park <sjpark@xxxxxxxxx>
>
> This commit exports 'lookup_page_ext()' to GPL modules. This will be
> used by DAMON.
>
> Signed-off-by: SeongJae Park <sjpark@xxxxxxxxx>
> Reviewed-by: Leonard Foerster <foersleo@xxxxxxxxx>
Reviewed-by: Varad Gautam <vrd@xxxxxxxxx>
> ---
> mm/page_ext.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/mm/page_ext.c b/mm/page_ext.c
> index a3616f7a0e9e..9d802d01fcb5 100644
> --- a/mm/page_ext.c
> +++ b/mm/page_ext.c
> @@ -131,6 +131,7 @@ struct page_ext *lookup_page_ext(const struct page *page)
> MAX_ORDER_NR_PAGES);
> return get_entry(base, index);
> }
> +EXPORT_SYMBOL_GPL(lookup_page_ext);
>
> static int __init alloc_node_page_ext(int nid)
> {
>
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