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authorJohn Fastabend <john.fastabend@gmail.com>2017-07-17 19:27:28 +0300
committerDavid S. Miller <davem@davemloft.net>2017-07-17 19:48:06 +0300
commit832622e6bd1884c95475094941914969ff82b329 (patch)
tree26e3b2c3d653cbea952800e7323d7c7f8c77b8e3 /samples/bpf/Makefile
parent814abfabef3ceed390c10d06a0cc69a86454b6cf (diff)
downloadlinux-832622e6bd1884c95475094941914969ff82b329.tar.xz
xdp: sample program for new bpf_redirect helper
This implements a sample program for testing bpf_redirect. It reports the number of packets redirected per second and as input takes the ifindex of the device to run the xdp program on and the ifindex of the interface to redirect packets to. Signed-off-by: John Fastabend <john.fastabend@gmail.com> Tested-by: Andy Gospodarek <andy@greyhouse.net> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Jesper Dangaard Brouer <brouer@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'samples/bpf/Makefile')
-rw-r--r--samples/bpf/Makefile4
1 files changed, 4 insertions, 0 deletions
diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile
index 87246be6feb8..97734ced947e 100644
--- a/samples/bpf/Makefile
+++ b/samples/bpf/Makefile
@@ -37,6 +37,7 @@ hostprogs-y += xdp_tx_iptunnel
hostprogs-y += test_map_in_map
hostprogs-y += per_socket_stats_example
hostprogs-y += load_sock_ops
+hostprogs-y += xdp_redirect
# Libbpf dependencies
LIBBPF := ../../tools/lib/bpf/bpf.o
@@ -78,6 +79,7 @@ lwt_len_hist-objs := bpf_load.o $(LIBBPF) lwt_len_hist_user.o
xdp_tx_iptunnel-objs := bpf_load.o $(LIBBPF) xdp_tx_iptunnel_user.o
test_map_in_map-objs := bpf_load.o $(LIBBPF) test_map_in_map_user.o
per_socket_stats_example-objs := $(LIBBPF) cookie_uid_helper_example.o
+xdp_redirect-objs := bpf_load.o $(LIBBPF) xdp_redirect_user.o
# Tell kbuild to always build the programs
always := $(hostprogs-y)
@@ -119,6 +121,7 @@ always += tcp_bufs_kern.o
always += tcp_cong_kern.o
always += tcp_iw_kern.o
always += tcp_clamp_kern.o
+always += xdp_redirect_kern.o
HOSTCFLAGS += -I$(objtree)/usr/include
HOSTCFLAGS += -I$(srctree)/tools/lib/
@@ -155,6 +158,7 @@ HOSTLOADLIBES_tc_l2_redirect += -l elf
HOSTLOADLIBES_lwt_len_hist += -l elf
HOSTLOADLIBES_xdp_tx_iptunnel += -lelf
HOSTLOADLIBES_test_map_in_map += -lelf
+HOSTLOADLIBES_xdp_redirect += -lelf
# Allows pointing LLC/CLANG to a LLVM backend with bpf support, redefine on cmdline:
# make samples/bpf/ LLC=~/git/llvm/build/bin/llc CLANG=~/git/llvm/build/bin/clang