This symbol would be used in the Hyper-V balloon driver to support 2M
allocations.
In this version of the patch, based on feedback from Michal Hocko
<mho...@suse.cz>, I have updated the patch description.
Signed-off-by: K. Y. Srinivasan <k...@microsoft.com>
---
mm/page_alloc.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 6cacfee..7e0ead6 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -1404,6 +1404,7 @@ void split_page(struct page *page, unsigned int order)
for (i = 1; i < (1 << order); i++)
set_page_refcounted(page + i);
}
+EXPORT_SYMBOL_GPL(split_page);
static int __isolate_free_page(struct page *page, unsigned int order)
{
--
1.7.4.1
--
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