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-rw-r--r--mm/internal.h3
-rw-r--r--mm/mmap.c5
2 files changed, 5 insertions, 3 deletions
diff --git a/mm/internal.h b/mm/internal.h
index 2d7c9a2e0118..31ff935b2547 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -360,6 +360,9 @@ static inline void munlock_vma_pages_all(struct vm_area_struct *vma)
extern void mlock_vma_page(struct page *page);
extern unsigned int munlock_vma_page(struct page *page);
+extern int mlock_future_check(struct mm_struct *mm, unsigned long flags,
+ unsigned long len);
+
/*
* Clear the page's PageMlocked(). This can be useful in a situation where
* we want to unconditionally remove a page from the pagecache -- e.g.,
diff --git a/mm/mmap.c b/mm/mmap.c
index aa9de981b659..ca54d36d203a 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1352,9 +1352,8 @@ static inline unsigned long round_hint_to_min(unsigned long hint)
return hint;
}
-static inline int mlock_future_check(struct mm_struct *mm,
- unsigned long flags,
- unsigned long len)
+int mlock_future_check(struct mm_struct *mm, unsigned long flags,
+ unsigned long len)
{
unsigned long locked, lock_limit;