From: Martin KaFai Lau <kafai@fb.com>
Date: Thu, 15 Jun 2017 17:29:14 -0700
Subject: bpf: thunderx: Report bpf_prog ID during XDP_QUERY_PROG
Patch-mainline: v4.13-rc1
Git-commit: 1efde2b668c98dc1c358fb460a738f50f291107c
References: bsc#1109837

Add support to thunderx to report bpf_prog ID during XDP_QUERY_PROG.

Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Cc: Sunil Goutham <sgoutham@cavium.com>
Acked-by: Alexei Starovoitov <ast@fb.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/cavium/thunder/nicvf_main.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/ethernet/cavium/thunder/nicvf_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_main.c
@@ -1763,6 +1763,7 @@ static int nicvf_xdp(struct net_device *
 		return nicvf_xdp_setup(nic, xdp->prog);
 	case XDP_QUERY_PROG:
 		xdp->prog_attached = !!nic->xdp_prog;
+		xdp->prog_id = nic->xdp_prog ? nic->xdp_prog->aux->id : 0;
 		return 0;
 	default:
 		return -EINVAL;