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Subject[PATCH v9 02/15] mm/page_ext: Export lookup_page_ext() to GPL modules
Date
From: SeongJae Park <sjpark@amazon.de>

This commit exports 'lookup_page_ext()' to GPL modules. This will be
used by DAMON.

Signed-off-by: SeongJae Park <sjpark@amazon.de>
---
mm/page_ext.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/mm/page_ext.c b/mm/page_ext.c
index 4ade843ff588..71169b45bba9 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)
{
--
2.17.1
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