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-rw-r--r--linux-headers/linux/bits.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/linux-headers/linux/bits.h b/linux-headers/linux/bits.h
index d9897771be..c0d00c0a98 100644
--- a/linux-headers/linux/bits.h
+++ b/linux-headers/linux/bits.h
@@ -12,4 +12,7 @@
         (((~_ULL(0)) - (_ULL(1) << (l)) + 1) & \
          (~_ULL(0) >> (__BITS_PER_LONG_LONG - 1 - (h))))
 
+#define __GENMASK_U128(h, l) \
+	((_BIT128((h)) << 1) - (_BIT128(l)))
+
 #endif /* _LINUX_BITS_H */