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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>
This commit is contained in:
Jiri Olsa 2018-11-13 11:15:34 +01:00 committed by Arnaldo Carvalho de Melo
parent d8590430fb
commit 8aa5c8eddc
3 changed files with 4 additions and 4 deletions
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4
tools/perf/builtin-top.c
View File

@ -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)

3
tools/perf/ui/browsers/hists.c
View File

@ -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;
}

1
tools/perf/util/top.c
View File

@ -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;
}