32 	printf("Usage: fds_example [...]\n");  in usage()
33 	printf("       -F <file>   File to pin/get object\n");  in usage()
34 	printf("       -P          |- pin object\n");  in usage()
35 	printf("       -G          `- get object\n");  in usage()
36 	printf("       -m          eBPF map mode\n");  in usage()
37 	printf("       -k <key>    |- map key\n");  in usage()
38 	printf("       -v <value>  `- map value\n");  in usage()
39 	printf("       -p          eBPF prog mode\n");  in usage()
40 	printf("       -o <object> `- object file\n");  in usage()
41 	printf("       -h          Display this help.\n");  in usage()
73 		printf("bpf: map fd:%d (%s)\n", fd, strerror(errno));  in bpf_do_map()
77 		printf("bpf: pin ret:(%d,%s)\n", ret, strerror(errno));  in bpf_do_map()
81 		printf("bpf: get fd:%d (%s)\n", fd, strerror(errno));  in bpf_do_map()
87 		printf("bpf: fd:%d u->(%u:%u) ret:(%d,%s)\n", fd, key, value,  in bpf_do_map()
92 		printf("bpf: fd:%d l->(%u):%u ret:(%d,%s)\n", fd, key, value,  in bpf_do_map()
106 		printf("bpf: prog fd:%d (%s)\n", fd, strerror(errno));  in bpf_do_prog()
110 		printf("bpf: pin ret:(%d,%s)\n", ret, strerror(errno));  in bpf_do_prog()
114 		printf("bpf: get fd:%d (%s)\n", fd, strerror(errno));  in bpf_do_prog()
122 	printf("bpf: sock:%d <- fd:%d attached ret:(%d,%s)\n", sock, fd,  in bpf_do_prog()