diff options
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/ui/browser.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/evsel.c | 8 | ||||
| -rw-r--r-- | tools/perf/util/machine.c | 2 |
3 files changed, 7 insertions, 5 deletions
diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index a4d3762cd825..83874b0e266c 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -704,7 +704,7 @@ static void __ui_browser__line_arrow_down(struct ui_browser *browser, ui_browser__gotorc(browser, row, column + 1); SLsmg_draw_hline(2); - if (row++ == 0) + if (++row == 0) goto out; } else row = 0; diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 87b431886670..413f74df08de 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -273,7 +273,7 @@ struct perf_evsel *perf_evsel__new_cycles(void) struct perf_event_attr attr = { .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_CPU_CYCLES, - .exclude_kernel = 1, + .exclude_kernel = geteuid() != 0, }; struct perf_evsel *evsel; @@ -298,8 +298,10 @@ struct perf_evsel *perf_evsel__new_cycles(void) goto out; /* use asprintf() because free(evsel) assumes name is allocated */ - if (asprintf(&evsel->name, "cycles%.*s", - attr.precise_ip ? attr.precise_ip + 1 : 0, ":ppp") < 0) + if (asprintf(&evsel->name, "cycles%s%s%.*s", + (attr.precise_ip || attr.exclude_kernel) ? ":" : "", + attr.exclude_kernel ? "u" : "", + attr.precise_ip ? attr.precise_ip + 1 : 0, "ppp") < 0) goto error_free; out: return evsel; diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c index 5de2b86b9880..2e9eb6aa3ce2 100644 --- a/tools/perf/util/machine.c +++ b/tools/perf/util/machine.c @@ -2209,7 +2209,7 @@ int machine__get_kernel_start(struct machine *machine) machine->kernel_start = 1ULL << 63; if (map) { err = map__load(map); - if (map->start) + if (!err) machine->kernel_start = map->start; } return err; |