__gup_longterm_locked() has CMA || FS_DAX version and a common stub
version. In the preparation of prohibiting longterm pinning of pages from
movable zone make the CMA || FS_DAX version common, and delete the stub
version.

Signed-off-by: Pavel Tatashin <[email protected]>
Reviewed-by: John Hubbard <[email protected]>
---
 mm/gup.c | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/mm/gup.c b/mm/gup.c
index 3a76c005a3e2..0e2de888a8b0 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -1567,7 +1567,6 @@ struct page *get_dump_page(unsigned long addr)
 }
 #endif /* CONFIG_ELF_CORE */
 
-#if defined(CONFIG_FS_DAX) || defined (CONFIG_CMA)
 #ifdef CONFIG_FS_DAX
 static bool check_dax_vmas(struct vm_area_struct **vmas, long nr_pages)
 {
@@ -1757,18 +1756,6 @@ static long __gup_longterm_locked(struct mm_struct *mm,
                kfree(vmas_tmp);
        return rc;
 }
-#else /* !CONFIG_FS_DAX && !CONFIG_CMA */
-static __always_inline long __gup_longterm_locked(struct mm_struct *mm,
-                                                 unsigned long start,
-                                                 unsigned long nr_pages,
-                                                 struct page **pages,
-                                                 struct vm_area_struct **vmas,
-                                                 unsigned int flags)
-{
-       return __get_user_pages_locked(mm, start, nr_pages, pages, vmas,
-                                      NULL, flags);
-}
-#endif /* CONFIG_FS_DAX || CONFIG_CMA */
 
 static bool is_valid_gup_flags(unsigned int gup_flags)
 {
-- 
2.25.1

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