diff options
Diffstat (limited to 'src/xdp/utils')
| -rw-r--r-- | src/xdp/utils/xdp_stats.c | 49 |
1 files changed, 26 insertions, 23 deletions
diff --git a/src/xdp/utils/xdp_stats.c b/src/xdp/utils/xdp_stats.c index 5dbec8351..f9fa7438f 100644 --- a/src/xdp/utils/xdp_stats.c +++ b/src/xdp/utils/xdp_stats.c @@ -197,6 +197,7 @@ static int stats_poll(const char *pin_dir, int map_fd, __u32 id, { struct bpf_map_info info = {}; struct stats_record prev, record = { 0 }; + int counter = 0; /* Trick to pretty printf with thousands separators use %' */ setlocale(LC_NUMERIC, "en_US"); @@ -219,6 +220,10 @@ static int stats_poll(const char *pin_dir, int map_fd, __u32 id, stats_collect(map_fd, map_type, &record); stats_print(&record, &prev); sleep(interval); + counter++; + if (counter > 1) { + return 0; + } } return 0; @@ -265,31 +270,29 @@ int main(int argc, char **argv) return EXIT_FAIL_OPTION; } - for ( ;; ) { - stats_map_fd = open_bpf_map_file(pin_dir, "xdp_stats_map", &info); - if (stats_map_fd < 0) { - return EXIT_FAIL_BPF; - } - - /* check map info, e.g. datarec is expected size */ - err = check_map_fd_info(&info, &map_expect); - if (err) { - fprintf(stderr, "ERR: map via FD not compatible\n"); - return err; - } - if (verbose) { - printf("\nCollecting stats from BPF map\n"); - printf(" - BPF map (bpf_map_type:%d) id:%d name:%s" - " key_size:%d value_size:%d max_entries:%d\n", - info.type, info.id, info.name, - info.key_size, info.value_size, info.max_entries - ); - } + stats_map_fd = open_bpf_map_file(pin_dir, "xdp_stats_map", &info); + if (stats_map_fd < 0) { + return EXIT_FAIL_BPF; + } - err = stats_poll(pin_dir, stats_map_fd, info.id, info.type, interval); - if (err < 0) - return err; + /* check map info, e.g. datarec is expected size */ + err = check_map_fd_info(&info, &map_expect); + if (err) { + fprintf(stderr, "ERR: map via FD not compatible\n"); + return err; } + if (verbose) { + printf("\nCollecting stats from BPF map\n"); + printf(" - BPF map (bpf_map_type:%d) id:%d name:%s" + " key_size:%d value_size:%d max_entries:%d\n", + info.type, info.id, info.name, + info.key_size, info.value_size, info.max_entries + ); + } + + err = stats_poll(pin_dir, stats_map_fd, info.id, info.type, interval); + if (err < 0) + return err; return EXIT_OK; } |