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authorDavid Ahern <dsahern@gmail.com>2011-10-19 17:37:47 (GMT)
committerArnaldo Carvalho de Melo <acme@redhat.com>2011-10-19 15:31:39 (GMT)
commite4419b8edb6dead17cbc13a477b953399ee7571c (patch)
tree9b19a005355621f6f9c6003805040b199977272d
parentfe46e64c432d355ab1b5245498d9b75f37d71ac3 (diff)
downloadlinux-fsl-qoriq-e4419b8edb6dead17cbc13a477b953399ee7571c.tar.xz
perf hists browser: Do not exit on tab key with single event
TUI help states for multiple event sessions the TAB/UNTAB keys are used to switch events. For single event sessions (e.g., the default) the tab key currently causes the tui to exit. Change that to do nothing since there is not no second event to switch to. Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/1319045867-12728-1-git-send-email-dsahern@gmail.com Signed-off-by: David Ahern <dsahern@gmail.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r--tools/perf/util/ui/browsers/hists.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c
index 94e1ab0..d762875 100644
--- a/tools/perf/util/ui/browsers/hists.c
+++ b/tools/perf/util/ui/browsers/hists.c
@@ -864,6 +864,8 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
switch (key) {
case NEWT_KEY_TAB:
case NEWT_KEY_UNTAB:
+ if (nr_events == 1)
+ continue;
/*
* Exit the browser, let hists__browser_tree
* go to the next or previous