diff options
| -rw-r--r-- | samples/bpf/Makefile | 2 | ||||
| -rw-r--r-- | samples/bpf/xdpsock_user.c | 38 |
2 files changed, 30 insertions, 10 deletions
diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 815dec22729d..f88d5683d6ee 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -105,7 +105,7 @@ xdp_rxq_info-objs := xdp_rxq_info_user.o syscall_tp-objs := bpf_load.o syscall_tp_user.o cpustat-objs := bpf_load.o cpustat_user.o xdp_adjust_tail-objs := xdp_adjust_tail_user.o -xdpsock-objs := bpf_load.o xdpsock_user.o +xdpsock-objs := xdpsock_user.o xdp_fwd-objs := xdp_fwd_user.o task_fd_query-objs := bpf_load.o task_fd_query_user.o $(TRACE_HELPERS) xdp_sample_pkts-objs := xdp_sample_pkts_user.o $(TRACE_HELPERS) diff --git a/samples/bpf/xdpsock_user.c b/samples/bpf/xdpsock_user.c index 1e82f7c617c3..4914788b6727 100644 --- a/samples/bpf/xdpsock_user.c +++ b/samples/bpf/xdpsock_user.c @@ -26,7 +26,7 @@ #include <sys/types.h> #include <poll.h> -#include "bpf_load.h" +#include "bpf/libbpf.h" #include "bpf_util.h" #include <bpf/bpf.h> @@ -891,7 +891,13 @@ static void l2fwd(struct xdpsock *xsk) int main(int argc, char **argv) { struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; + struct bpf_prog_load_attr prog_load_attr = { + .prog_type = BPF_PROG_TYPE_XDP, + }; + int prog_fd, qidconf_map, xsks_map; + struct bpf_object *obj; char xdp_filename[256]; + struct bpf_map *map; int i, ret, key = 0; pthread_t pt; @@ -904,24 +910,38 @@ int main(int argc, char **argv) } snprintf(xdp_filename, sizeof(xdp_filename), "%s_kern.o", argv[0]); + prog_load_attr.file = xdp_filename; - if (load_bpf_file(xdp_filename)) { - fprintf(stderr, "ERROR: load_bpf_file %s\n", bpf_log_buf); + if (bpf_prog_load_xattr(&prog_load_attr, &obj, &prog_fd)) + exit(EXIT_FAILURE); + if (prog_fd < 0) { + fprintf(stderr, "ERROR: no program found: %s\n", + strerror(prog_fd)); exit(EXIT_FAILURE); } - if (!prog_fd[0]) { - fprintf(stderr, "ERROR: load_bpf_file: \"%s\"\n", - strerror(errno)); + map = bpf_object__find_map_by_name(obj, "qidconf_map"); + qidconf_map = bpf_map__fd(map); + if (qidconf_map < 0) { + fprintf(stderr, "ERROR: no qidconf map found: %s\n", + strerror(qidconf_map)); + exit(EXIT_FAILURE); + } + + map = bpf_object__find_map_by_name(obj, "xsks_map"); + xsks_map = bpf_map__fd(map); + if (xsks_map < 0) { + fprintf(stderr, "ERROR: no xsks map found: %s\n", + strerror(xsks_map)); exit(EXIT_FAILURE); } - if (bpf_set_link_xdp_fd(opt_ifindex, prog_fd[0], opt_xdp_flags) < 0) { + if (bpf_set_link_xdp_fd(opt_ifindex, prog_fd, opt_xdp_flags) < 0) { fprintf(stderr, "ERROR: link set xdp fd failed\n"); exit(EXIT_FAILURE); } - ret = bpf_map_update_elem(map_fd[0], &key, &opt_queue, 0); + ret = bpf_map_update_elem(qidconf_map, &key, &opt_queue, 0); if (ret) { fprintf(stderr, "ERROR: bpf_map_update_elem qidconf\n"); exit(EXIT_FAILURE); @@ -938,7 +958,7 @@ int main(int argc, char **argv) /* ...and insert them into the map. */ for (i = 0; i < num_socks; i++) { key = i; - ret = bpf_map_update_elem(map_fd[1], &key, &xsks[i]->sfd, 0); + ret = bpf_map_update_elem(xsks_map, &key, &xsks[i]->sfd, 0); if (ret) { fprintf(stderr, "ERROR: bpf_map_update_elem %d\n", i); exit(EXIT_FAILURE); |