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-rw-r--r--include/linux/userfaultfd_k.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/userfaultfd_k.h b/include/linux/userfaultfd_k.h
index 0a0763c6e9f4..d31648ba898d 100644
--- a/include/linux/userfaultfd_k.h
+++ b/include/linux/userfaultfd_k.h
@@ -150,6 +150,8 @@ static inline uffd_flags_t uffd_flags_set_mode(uffd_flags_t flags, enum mfill_at
extern long uffd_wp_range(struct vm_area_struct *vma,
unsigned long start, unsigned long len, bool enable_wp);
+extern int mrwprotect_range(struct userfaultfd_ctx *ctx, unsigned long start,
+ unsigned long len, bool enable_rwp);
/* move_pages */
void double_pt_lock(spinlock_t *ptl1, spinlock_t *ptl2);