IPOIB_CM_MTU 72 drivers/infiniband/ulp/ipoib/ipoib.h IPOIB_CM_BUF_SIZE = IPOIB_CM_MTU + IPOIB_ENCAP_LEN, IPOIB_CM_MTU 1616 drivers/infiniband/ulp/ipoib/ipoib_cm.c priv->cm.max_cm_mtu = IPOIB_CM_MTU; IPOIB_CM_MTU 1920 drivers/infiniband/ulp/ipoib/ipoib_main.c ndev->max_mtu = IPOIB_CM_MTU;