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| author | Nikita V. Shirokov <tehnerd@tehnerd.com> | 2018-04-17 21:42:23 -0700 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2018-04-18 23:34:17 +0200 |
| commit | c6ffd1ff785675c4a572c79f0e55ba5735edbaa0 (patch) | |
| tree | 89bf245d8d4d86f46b4bea11473d9441b1f53782 /samples/bpf/Makefile | |
| parent | 0367d0a29427d5916b98cf31dfc85a8293540614 (diff) | |
| download | lwn-c6ffd1ff785675c4a572c79f0e55ba5735edbaa0.tar.gz lwn-c6ffd1ff785675c4a572c79f0e55ba5735edbaa0.zip | |
bpf: add bpf_xdp_adjust_tail sample prog
adding bpf's sample program which is using bpf_xdp_adjust_tail helper
by generating ICMPv4 "packet to big" message if ingress packet's size is
bigger then 600 bytes
Signed-off-by: Nikita V. Shirokov <tehnerd@tehnerd.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'samples/bpf/Makefile')
| -rw-r--r-- | samples/bpf/Makefile | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 4d6a6edd4bf6..aa8c392e2e52 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -44,6 +44,7 @@ hostprogs-y += xdp_monitor hostprogs-y += xdp_rxq_info hostprogs-y += syscall_tp hostprogs-y += cpustat +hostprogs-y += xdp_adjust_tail # Libbpf dependencies LIBBPF := ../../tools/lib/bpf/bpf.o ../../tools/lib/bpf/nlattr.o @@ -95,6 +96,7 @@ xdp_monitor-objs := bpf_load.o $(LIBBPF) xdp_monitor_user.o xdp_rxq_info-objs := bpf_load.o $(LIBBPF) xdp_rxq_info_user.o syscall_tp-objs := bpf_load.o $(LIBBPF) syscall_tp_user.o cpustat-objs := bpf_load.o $(LIBBPF) cpustat_user.o +xdp_adjust_tail-objs := bpf_load.o $(LIBBPF) xdp_adjust_tail_user.o # Tell kbuild to always build the programs always := $(hostprogs-y) @@ -148,6 +150,7 @@ always += xdp_rxq_info_kern.o always += xdp2skb_meta_kern.o always += syscall_tp_kern.o always += cpustat_kern.o +always += xdp_adjust_tail_kern.o HOSTCFLAGS += -I$(objtree)/usr/include HOSTCFLAGS += -I$(srctree)/tools/lib/ @@ -193,6 +196,7 @@ HOSTLOADLIBES_xdp_monitor += -lelf HOSTLOADLIBES_xdp_rxq_info += -lelf HOSTLOADLIBES_syscall_tp += -lelf HOSTLOADLIBES_cpustat += -lelf +HOSTLOADLIBES_xdp_adjust_tail += -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 |