From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 56/75] perf top: Move perf_top__reset_sample_counters() to after counts display Date: Thu, 6 Dec 2018 18:25:43 -0300 Message-ID: <20181206212602.20474-57-acme@kernel.org> References: <20181206212602.20474-1-acme@kernel.org> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20181206212602.20474-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Ingo Molnar Cc: Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Jiri Olsa , Alexander Shishkin , Peter Zijlstra , Arnaldo Carvalho de Melo List-Id: linux-perf-users.vger.kernel.org From: Jiri Olsa Move the perf_top__reset_sample_counters() call to right after we display the counters so we can see the updated numbers for longer. Acked-by: David S. Miller Acked-by: Namhyung Kim Cc: Alexander Shishkin Cc: Peter Zijlstra Link: https://lkml.kernel.org/n/tip-o72pyiwt05f3p2juprwmz2jo@git.kernel.org Signed-off-by: Jiri Olsa Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-top.c | 4 ---- tools/perf/ui/browsers/hists.c | 3 +++ 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; } -- 2.19.2