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authorNamhyung Kim <namhyung@kernel.org>2014-08-12 10:16:06 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2014-08-13 22:29:37 +0200
commit42337a222c93cd22864f20ef9b157765ab1086a0 (patch)
treefd2f4c9e095a914f789df2882e98c48148c3a409 /tools
parentperf top: Fix -z option behavior (diff)
downloadlinux-42337a222c93cd22864f20ef9b157765ab1086a0.tar.xz
linux-42337a222c93cd22864f20ef9b157765ab1086a0.zip
perf top: Handle 'z' key for toggle zeroing samples in TUI
The perf top TUI lacks 'z' key support to toggle sample zeroing. Add it. Reported-by: Stephane Eranian <eranian@google.com> Tested-by: Stephane Eranian <eranian@google.com> Signed-off-by: Namhyung Kim <namhyung@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung.kim@lge.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1407831366-28892-2-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/ui/browsers/hists.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 1818d1275d02..4892480e8298 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -10,6 +10,7 @@
#include "../../util/pstack.h"
#include "../../util/sort.h"
#include "../../util/util.h"
+#include "../../util/top.h"
#include "../../arch/common.h"
#include "../browser.h"
@@ -1532,6 +1533,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
"P Print histograms to perf.hist.N\n"
"t Zoom into current Thread\n"
"V Verbose (DSO names in callchains, etc)\n"
+ "z Toggle zeroing of samples\n"
"/ Filter symbol by name";
if (browser == NULL)
@@ -1632,6 +1634,13 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
case 'F':
symbol_conf.filter_relative ^= 1;
continue;
+ case 'z':
+ if (!is_report_browser(hbt)) {
+ struct perf_top *top = hbt->arg;
+
+ top->zero = !top->zero;
+ }
+ continue;
case K_F1:
case 'h':
case '?':