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authorJesper Dangaard Brouer <brouer@redhat.com>2019-08-08 19:17:37 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2019-08-09 19:05:03 +0300
commit3783d43752eab247ed296ac8d5022484ed969151 (patch)
tree2553c402d28307753d73dffcbbe3e63929cb6089 /samples/bpf/xdp_fwd_kern.c
parentd9973cec9d578b381235bb872a2d378c69c54915 (diff)
downloadlinux-3783d43752eab247ed296ac8d5022484ed969151.tar.xz
samples/bpf: xdp_fwd rename devmap name to be xdp_tx_ports
The devmap name 'tx_port' came from a copy-paste from xdp_redirect_map which only have a single TX port. Change name to xdp_tx_ports to make it more descriptive. Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com> Reviewed-by: David Ahern <dsahern@gmail.com> Acked-by: Yonghong Song <yhs@fb.com> Reviewed-by: Toke Høiland-Jørgensen <toke@redhat.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'samples/bpf/xdp_fwd_kern.c')
-rw-r--r--samples/bpf/xdp_fwd_kern.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/samples/bpf/xdp_fwd_kern.c b/samples/bpf/xdp_fwd_kern.c
index a7e94e7ff87d..e6ffc4ea06f4 100644
--- a/samples/bpf/xdp_fwd_kern.c
+++ b/samples/bpf/xdp_fwd_kern.c
@@ -23,7 +23,8 @@
#define IPV6_FLOWINFO_MASK cpu_to_be32(0x0FFFFFFF)
-struct bpf_map_def SEC("maps") tx_port = {
+/* For TX-traffic redirect requires net_device ifindex to be in this devmap */
+struct bpf_map_def SEC("maps") xdp_tx_ports = {
.type = BPF_MAP_TYPE_DEVMAP,
.key_size = sizeof(int),
.value_size = sizeof(int),
@@ -117,7 +118,7 @@ static __always_inline int xdp_fwd_flags(struct xdp_md *ctx, u32 flags)
memcpy(eth->h_dest, fib_params.dmac, ETH_ALEN);
memcpy(eth->h_source, fib_params.smac, ETH_ALEN);
- return bpf_redirect_map(&tx_port, fib_params.ifindex, 0);
+ return bpf_redirect_map(&xdp_tx_ports, fib_params.ifindex, 0);
}
return XDP_PASS;