diff options
Diffstat (limited to 'samples')
-rw-r--r-- | samples/bpf/hbm_kern.h | 2 | ||||
-rw-r--r-- | samples/bpf/xdp_redirect_cpu_user.c | 5 | ||||
-rw-r--r-- | samples/bpf/xdp_sample_user.c | 28 |
3 files changed, 17 insertions, 18 deletions
diff --git a/samples/bpf/hbm_kern.h b/samples/bpf/hbm_kern.h index 722b3fadb467..1752a46a2b05 100644 --- a/samples/bpf/hbm_kern.h +++ b/samples/bpf/hbm_kern.h @@ -9,8 +9,6 @@ * Include file for sample Host Bandwidth Manager (HBM) BPF programs */ #define KBUILD_MODNAME "foo" -#include <stddef.h> -#include <stdbool.h> #include <uapi/linux/bpf.h> #include <uapi/linux/if_ether.h> #include <uapi/linux/if_packet.h> diff --git a/samples/bpf/xdp_redirect_cpu_user.c b/samples/bpf/xdp_redirect_cpu_user.c index d84e6949007c..a81704d3317b 100644 --- a/samples/bpf/xdp_redirect_cpu_user.c +++ b/samples/bpf/xdp_redirect_cpu_user.c @@ -309,7 +309,6 @@ int main(int argc, char **argv) const char *mprog_filename = NULL, *mprog_name = NULL; struct xdp_redirect_cpu *skel; struct bpf_map_info info = {}; - char ifname_buf[IF_NAMESIZE]; struct bpf_cpumap_val value; __u32 infosz = sizeof(info); int ret = EXIT_FAIL_OPTION; @@ -390,10 +389,10 @@ int main(int argc, char **argv) case 'd': if (strlen(optarg) >= IF_NAMESIZE) { fprintf(stderr, "-d/--dev name too long\n"); + usage(argv, long_options, __doc__, mask, true, skel->obj); goto end_cpu; } - safe_strncpy(ifname_buf, optarg, strlen(ifname_buf)); - ifindex = if_nametoindex(ifname_buf); + ifindex = if_nametoindex(optarg); if (!ifindex) ifindex = strtoul(optarg, NULL, 0); if (!ifindex) { diff --git a/samples/bpf/xdp_sample_user.c b/samples/bpf/xdp_sample_user.c index b32d82178199..8740838e7767 100644 --- a/samples/bpf/xdp_sample_user.c +++ b/samples/bpf/xdp_sample_user.c @@ -120,7 +120,10 @@ struct sample_output { __u64 xmit; } totals; struct { - __u64 pps; + union { + __u64 pps; + __u64 num; + }; __u64 drop; __u64 err; } rx_cnt; @@ -1322,7 +1325,7 @@ int sample_install_xdp(struct bpf_program *xdp_prog, int ifindex, bool generic, static void sample_summary_print(void) { - double period = sample_out.rx_cnt.pps; + double num = sample_out.rx_cnt.num; if (sample_out.totals.rx) { double pkts = sample_out.totals.rx; @@ -1330,7 +1333,7 @@ static void sample_summary_print(void) print_always(" Packets received : %'-10llu\n", sample_out.totals.rx); print_always(" Average packets/s : %'-10.0f\n", - sample_round(pkts / period)); + sample_round(pkts / num)); } if (sample_out.totals.redir) { double pkts = sample_out.totals.redir; @@ -1338,7 +1341,7 @@ static void sample_summary_print(void) print_always(" Packets redirected : %'-10llu\n", sample_out.totals.redir); print_always(" Average redir/s : %'-10.0f\n", - sample_round(pkts / period)); + sample_round(pkts / num)); } if (sample_out.totals.drop) print_always(" Rx dropped : %'-10llu\n", @@ -1355,7 +1358,7 @@ static void sample_summary_print(void) print_always(" Packets transmitted : %'-10llu\n", sample_out.totals.xmit); print_always(" Average transmit/s : %'-10.0f\n", - sample_round(pkts / period)); + sample_round(pkts / num)); } } @@ -1422,7 +1425,7 @@ static int sample_stats_collect(struct stats_record *rec) return 0; } -static void sample_summary_update(struct sample_output *out, int interval) +static void sample_summary_update(struct sample_output *out) { sample_out.totals.rx += out->totals.rx; sample_out.totals.redir += out->totals.redir; @@ -1430,12 +1433,11 @@ static void sample_summary_update(struct sample_output *out, int interval) sample_out.totals.drop_xmit += out->totals.drop_xmit; sample_out.totals.err += out->totals.err; sample_out.totals.xmit += out->totals.xmit; - sample_out.rx_cnt.pps += interval; + sample_out.rx_cnt.num++; } static void sample_stats_print(int mask, struct stats_record *cur, - struct stats_record *prev, char *prog_name, - int interval) + struct stats_record *prev, char *prog_name) { struct sample_output out = {}; @@ -1452,7 +1454,7 @@ static void sample_stats_print(int mask, struct stats_record *cur, else if (mask & SAMPLE_DEVMAP_XMIT_CNT_MULTI) stats_get_devmap_xmit_multi(cur, prev, 0, &out, mask & SAMPLE_DEVMAP_XMIT_CNT); - sample_summary_update(&out, interval); + sample_summary_update(&out); stats_print(prog_name, mask, cur, prev, &out); } @@ -1495,7 +1497,7 @@ static void swap(struct stats_record **a, struct stats_record **b) } static int sample_timer_cb(int timerfd, struct stats_record **rec, - struct stats_record **prev, int interval) + struct stats_record **prev) { char line[64] = "Summary"; int ret; @@ -1524,7 +1526,7 @@ static int sample_timer_cb(int timerfd, struct stats_record **rec, snprintf(line, sizeof(line), "%s->%s", f ?: "?", t ?: "?"); } - sample_stats_print(sample_mask, *rec, *prev, line, interval); + sample_stats_print(sample_mask, *rec, *prev, line); return 0; } @@ -1579,7 +1581,7 @@ int sample_run(int interval, void (*post_cb)(void *), void *ctx) if (pfd[0].revents & POLLIN) ret = sample_signal_cb(); else if (pfd[1].revents & POLLIN) - ret = sample_timer_cb(timerfd, &rec, &prev, interval); + ret = sample_timer_cb(timerfd, &rec, &prev); if (ret) break; |