On 13.05.21 20:47, Mike Rapoport wrote:
From: Mike Rapoport <[email protected]>
It will be used by the upcoming secret memory implementation.
Signed-off-by: Mike Rapoport <[email protected]>
Cc: Alexander Viro <[email protected]>
Cc: Andy Lutomirski <[email protected]>
Cc: Arnd Bergmann <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Catalin Marinas <[email protected]>
Cc: Christopher Lameter <[email protected]>
Cc: Dan Williams <[email protected]>
Cc: Dave Hansen <[email protected]>
Cc: David Hildenbrand <[email protected]>
Cc: Elena Reshetova <[email protected]>
Cc: Hagen Paul Pfeifer <[email protected]>
Cc: "H. Peter Anvin" <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: James Bottomley <[email protected]>
Cc: "Kirill A. Shutemov" <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Matthew Wilcox <[email protected]>
Cc: Michael Kerrisk <[email protected]>
Cc: Palmer Dabbelt <[email protected]>
Cc: Palmer Dabbelt <[email protected]>
Cc: Paul Walmsley <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Rick Edgecombe <[email protected]>
Cc: Roman Gushchin <[email protected]>
Cc: Shakeel Butt <[email protected]>
Cc: Shuah Khan <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Cc: Tycho Andersen <[email protected]>
Cc: Will Deacon <[email protected]>
---
mm/internal.h | 3 +++
mm/mmap.c | 5 ++---
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/mm/internal.h b/mm/internal.h
index 54bd0dc2c23c..46eb82eaa195 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -373,6 +373,9 @@ 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 0584e540246e..81f5595a8490 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;
Reviewed-by: David Hildenbrand <[email protected]>
--
Thanks,
David / dhildenb
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