mm/hugetlb: Use try_grab_folio() instead of try_grab_compound_head()

follow_hugetlb_page() only cares about success or failure, so it doesn't
need to know the type of the returned pointer, only whether it's NULL
or not.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Reviewed-by: Jason Gunthorpe <jgg@nvidia.com>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/mm/gup.c b/mm/gup.c
index cbbddcf8ff3f..014004102e26 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -133,7 +133,7 @@ struct folio *try_grab_folio(struct page *page, int refs, unsigned int flags)
 	return NULL;
 }
 
-struct page *try_grab_compound_head(struct page *page,
+static inline struct page *try_grab_compound_head(struct page *page,
 		int refs, unsigned int flags)
 {
 	return &try_grab_folio(page, refs, flags)->page;