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| author |   Jiri Olsa <jolsa@kernel.org> | 2018-11-13 11:15:34 +0100 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-12-17 14:58:47 -0300 |
| commit | 8aa5c8eddcdd055c29a4c30df2587104c07c7c2d (patch) | |
| tree | 71e97c97b9ec9665866582533f04ebcb63df8f4b /tools | |
| parent | perf top: Display slow reader warning when droping samples (diff) | |
| download | linux-dev-8aa5c8eddcdd055c29a4c30df2587104c07c7c2d.tar.xz linux-dev-8aa5c8eddcdd055c29a4c30df2587104c07c7c2d.zip | |
perf top: Move perf_top__reset_sample_counters() to after counts display
Move the perf_top__reset_sample_counters() call to right after we
display the counters so we can see the updated numbers for longer.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lkml.kernel.org/n/tip-o72pyiwt05f3p2juprwmz2jo@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/builtin-top.c | 4 | ||||
| -rw-r--r-- | tools/perf/ui/browsers/hists.c | 3 | ||||
| -rw-r--r-- | tools/perf/util/top.c | 1 |
3 files changed, 4 insertions, 4 deletions
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index f22c531be366..fe3ecfb2e64b 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -273,8 +273,6 @@ static void perf_top__print_sym_table(struct perf_top *top) perf_top__header_snprintf(top, bf, sizeof(bf)); printf("%s\n", bf); - perf_top__reset_sample_counters(top); - printf("%-*.*s\n", win_width, win_width, graph_dotted_line); if (!top->record_opts.overwrite && @@ -573,8 +571,6 @@ static void perf_top__sort_new_samples(void *arg) if (t->lost || t->drop) pr_warning("Too slow to read ring buffer (change period (-c/-F) or limit CPUs (-C)\n"); - - perf_top__reset_sample_counters(t); } static void stop_top(void) diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 36b262c49f51..ffac1d54a3d4 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -2229,8 +2229,11 @@ static int hists_browser__scnprintf_title(struct hist_browser *browser, char *bf if (top->zero) printed += scnprintf(bf + printed, size - printed, " [z]"); + + perf_top__reset_sample_counters(top); } + return printed; } diff --git a/tools/perf/util/top.c b/tools/perf/util/top.c index 31a8dee9af69..4c8da8c4435f 100644 --- a/tools/perf/util/top.c +++ b/tools/perf/util/top.c @@ -107,6 +107,7 @@ size_t perf_top__header_snprintf(struct perf_top *top, char *bf, size_t size) top->evlist->cpus->nr > 1 ? "s" : ""); } + perf_top__reset_sample_counters(top); return ret; } |