diff options
Diffstat (limited to 'samples/bpf/xdp_tx_iptunnel_user.c')
| -rw-r--r-- | samples/bpf/xdp_tx_iptunnel_user.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/samples/bpf/xdp_tx_iptunnel_user.c b/samples/bpf/xdp_tx_iptunnel_user.c index 70e192fc61aa..92b8bde9337c 100644 --- a/samples/bpf/xdp_tx_iptunnel_user.c +++ b/samples/bpf/xdp_tx_iptunnel_user.c @@ -5,6 +5,7 @@ * License as published by the Free Software Foundation. */ #include <linux/bpf.h> +#include <linux/if_link.h> #include <assert.h> #include <errno.h> #include <signal.h> @@ -24,11 +25,12 @@ #define STATS_INTERVAL_S 2U static int ifindex = -1; +static __u32 xdp_flags = 0; static void int_exit(int sig) { if (ifindex > -1) - set_link_xdp_fd(ifindex, -1); + set_link_xdp_fd(ifindex, -1, xdp_flags); exit(0); } @@ -136,7 +138,7 @@ int main(int argc, char **argv) { unsigned char opt_flags[256] = {}; unsigned int kill_after_s = 0; - const char *optstr = "i:a:p:s:d:m:T:P:h"; + const char *optstr = "i:a:p:s:d:m:T:P:Sh"; int min_port = 0, max_port = 0; struct iptnl_info tnl = {}; struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; @@ -201,6 +203,9 @@ int main(int argc, char **argv) case 'T': kill_after_s = atoi(optarg); break; + case 'S': + xdp_flags |= XDP_FLAGS_SKB_MODE; + break; default: usage(argv[0]); return 1; @@ -243,14 +248,14 @@ int main(int argc, char **argv) } } - if (set_link_xdp_fd(ifindex, prog_fd[0]) < 0) { + if (set_link_xdp_fd(ifindex, prog_fd[0], xdp_flags) < 0) { printf("link set xdp fd failed\n"); return 1; } poll_stats(kill_after_s); - set_link_xdp_fd(ifindex, -1); + set_link_xdp_fd(ifindex, -1, xdp_flags); return 0; } |