--- zzzz-none-000/linux-3.10.107/drivers/infiniband/hw/mthca/mthca_dev.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/infiniband/hw/mthca/mthca_dev.h	2021-02-04 17:41:59.000000000 +0000
@@ -576,10 +576,11 @@
 int mthca_process_mad(struct ib_device *ibdev,
 		      int mad_flags,
 		      u8 port_num,
-		      struct ib_wc *in_wc,
-		      struct ib_grh *in_grh,
-		      struct ib_mad *in_mad,
-		      struct ib_mad *out_mad);
+		      const struct ib_wc *in_wc,
+		      const struct ib_grh *in_grh,
+		      const struct ib_mad_hdr *in, size_t in_mad_size,
+		      struct ib_mad_hdr *out, size_t *out_mad_size,
+		      u16 *out_mad_pkey_index);
 int mthca_create_agents(struct mthca_dev *dev);
 void mthca_free_agents(struct mthca_dev *dev);