Hi, I build k.o/for-4.8 branch(commit fb92d8fb1b9). But mlx5 driver doesn't work. root@host:~# lspci |grep -i mellanox 03:00.0 Ethernet controller: Mellanox Technologies MT27700 Family [ConnectX-4] 03:00.1 Ethernet controller: Mellanox Technologies MT27700 Family [ConnectX-4] root@host:~# dmesg |grep -i mlx5 [ 3.833348] mlx5_core 0000:03:00.0: firmware version: 12.12.1100 [ 4.024478] mlx5_core 0000:03:00.0: enable hca failed [ 4.260086] mlx5_core 0000:03:00.0: mlx5_load_one failed with error code -5 [ 4.333568] mlx5_core: probe of 0000:03:00.0 failed with error -5 [ 4.339977] mlx5_core 0000:03:00.1: firmware version: 12.12.1100 [ 4.410366] mlx5_core 0000:03:00.1: enable hca failed [ 4.562862] mlx5_core 0000:03:00.1: mlx5_load_one failed with error code -5 [ 4.570046] mlx5_core: probe of 0000:03:00.1 failed with error -5 Could you help on this? Thanks, Ming -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html