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Diffstat (limited to 'include/linux/userfaultfd_k.h')
-rw-r--r--include/linux/userfaultfd_k.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/userfaultfd_k.h b/include/linux/userfaultfd_k.h
index c98df391bfd8..f2dc19f40d05 100644
--- a/include/linux/userfaultfd_k.h
+++ b/include/linux/userfaultfd_k.h
@@ -221,6 +221,13 @@ static inline vm_fault_t handle_userfault(struct vm_fault *vmf,
return VM_FAULT_SIGBUS;
}
+static inline long uffd_wp_range(struct vm_area_struct *vma,
+ unsigned long start, unsigned long len,
+ bool enable_wp)
+{
+ return false;
+}
+
static inline bool is_mergeable_vm_userfaultfd_ctx(struct vm_area_struct *vma,
struct vm_userfaultfd_ctx vm_ctx)
{