#include #include #include #include "libbpf.h" #include "bpf_load.h" #include #include #include struct flow_keys { __be32 src; __be32 dst; union { __be32 ports; __be16 port16[2]; }; __u32 ip_proto; }; struct pair { __u64 packets; __u64 bytes; }; int main(int argc, char **argv) { struct rlimit r = {RLIM_INFINITY, RLIM_INFINITY}; char filename[256]; FILE *f; int i, sock; snprintf(filename, sizeof(filename), "%s_kern.o", argv[0]); setrlimit(RLIMIT_MEMLOCK, &r); if (load_bpf_file(filename)) { printf("%s", bpf_log_buf); return 1; } sock = open_raw_sock("lo"); assert(setsockopt(sock, SOL_SOCKET, SO_ATTACH_BPF, &prog_fd[4], sizeof(__u32)) == 0); if (argc > 1) f = popen("ping -c5 localhost", "r"); else f = popen("netperf -l 4 localhost", "r"); (void) f; for (i = 0; i < 5; i++) { struct flow_keys key = {}, next_key; struct pair value; sleep(1); printf("IP src.port -> dst.port bytes packets\n"); while (bpf_get_next_key(map_fd[2], &key, &next_key) == 0) { bpf_lookup_elem(map_fd[2], &next_key, &value); printf("%s.%05d -> %s.%05d %12lld %12lld\n", inet_ntoa((struct in_addr){htonl(next_key.src)}), next_key.port16[0], inet_ntoa((struct in_addr){htonl(next_key.dst)}), next_key.port16[1], value.bytes, value.packets); key = next_key; } } return 0; } ght'>Tobias Klauser
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authorJohannes Berg <johannes.berg@intel.com>2017-02-07 10:40:50 +0100
committerJohannes Berg <johannes.berg@intel.com>2017-02-07 10:40:50 +0100
commitbddb2afcb6c52a545f18fb9bcd4829828ebf4a3a (patch)
tree0021fe481f8acf3694d92d72f3dd1b2a71a20ca3 /sound/pci/nm256/Makefile
parent228c8c6b1f4376788e9d5ab00d50b10228eb40d3 (diff)
mac80211: add back lost debugfs files
Somehow these files were never present or lost, but the code is there and they seem somewhat useful, so add them back. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'sound/pci/nm256/Makefile')