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-rw-r--r--include/linux/mm.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index c4b238a20b76..a178c15812eb 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -4201,4 +4201,14 @@ void vma_pgtable_walk_end(struct vm_area_struct *vma);
int reserve_mem_find_by_name(const char *name, phys_addr_t *start, phys_addr_t *size);
+#ifdef CONFIG_64BIT
+int do_mseal(unsigned long start, size_t len_in, unsigned long flags);
+#else
+static inline int do_mseal(unsigned long start, size_t len_in, unsigned long flags)
+{
+ /* noop on 32 bit */
+ return 0;
+}
+#endif
+
#endif /* _LINUX_MM_H */