diff options
Diffstat (limited to 'tools/perf/bench')
| -rw-r--r-- | tools/perf/bench/bench.h | 2 | ||||
| -rw-r--r-- | tools/perf/bench/inject-buildid.c | 2 | ||||
| -rw-r--r-- | tools/perf/bench/uprobe.c | 22 |
3 files changed, 21 insertions, 5 deletions
diff --git a/tools/perf/bench/bench.h b/tools/perf/bench/bench.h index faa18e6d2467..9f736423af53 100644 --- a/tools/perf/bench/bench.h +++ b/tools/perf/bench/bench.h @@ -46,6 +46,8 @@ int bench_breakpoint_enable(int argc, const char **argv); int bench_uprobe_baseline(int argc, const char **argv); int bench_uprobe_empty(int argc, const char **argv); int bench_uprobe_trace_printk(int argc, const char **argv); +int bench_uprobe_empty_ret(int argc, const char **argv); +int bench_uprobe_trace_printk_ret(int argc, const char **argv); int bench_pmu_scan(int argc, const char **argv); #define BENCH_FORMAT_DEFAULT_STR "default" diff --git a/tools/perf/bench/inject-buildid.c b/tools/perf/bench/inject-buildid.c index 49331743c743..a759eb2328be 100644 --- a/tools/perf/bench/inject-buildid.c +++ b/tools/perf/bench/inject-buildid.c @@ -362,7 +362,7 @@ static int inject_build_id(struct bench_data *data, u64 *max_rss) return -1; for (i = 0; i < nr_mmaps; i++) { - int idx = rand() % (nr_dsos - 1); + int idx = rand() % nr_dsos; struct bench_dso *dso = &dsos[idx]; u64 timestamp = rand() % 1000000; diff --git a/tools/perf/bench/uprobe.c b/tools/perf/bench/uprobe.c index 5c71fdc419dd..0b90275862e1 100644 --- a/tools/perf/bench/uprobe.c +++ b/tools/perf/bench/uprobe.c @@ -26,9 +26,11 @@ static int loops = LOOPS_DEFAULT; enum bench_uprobe { - BENCH_UPROBE__BASELINE, - BENCH_UPROBE__EMPTY, - BENCH_UPROBE__TRACE_PRINTK, + BENCH_UPROBE__BASELINE, + BENCH_UPROBE__EMPTY, + BENCH_UPROBE__TRACE_PRINTK, + BENCH_UPROBE__EMPTY_RET, + BENCH_UPROBE__TRACE_PRINTK_RET, }; static const struct option options[] = { @@ -47,7 +49,7 @@ static const char * const bench_uprobe_usage[] = { #define bench_uprobe__attach_uprobe(prog) \ skel->links.prog = bpf_program__attach_uprobe_opts(/*prog=*/skel->progs.prog, \ /*pid=*/-1, \ - /*binary_path=*/"/lib64/libc.so.6", \ + /*binary_path=*/"libc.so.6", \ /*func_offset=*/0, \ /*opts=*/&uprobe_opts); \ if (!skel->links.prog) { \ @@ -81,6 +83,8 @@ static int bench_uprobe__setup_bpf_skel(enum bench_uprobe bench) case BENCH_UPROBE__BASELINE: break; case BENCH_UPROBE__EMPTY: bench_uprobe__attach_uprobe(empty); break; case BENCH_UPROBE__TRACE_PRINTK: bench_uprobe__attach_uprobe(trace_printk); break; + case BENCH_UPROBE__EMPTY_RET: bench_uprobe__attach_uprobe(empty_ret); break; + case BENCH_UPROBE__TRACE_PRINTK_RET: bench_uprobe__attach_uprobe(trace_printk_ret); break; default: fprintf(stderr, "Invalid bench: %d\n", bench); goto cleanup; @@ -197,3 +201,13 @@ int bench_uprobe_trace_printk(int argc, const char **argv) { return bench_uprobe(argc, argv, BENCH_UPROBE__TRACE_PRINTK); } + +int bench_uprobe_empty_ret(int argc, const char **argv) +{ + return bench_uprobe(argc, argv, BENCH_UPROBE__EMPTY_RET); +} + +int bench_uprobe_trace_printk_ret(int argc, const char **argv) +{ + return bench_uprobe(argc, argv, BENCH_UPROBE__TRACE_PRINTK_RET); +} |