On Thu, Dec 03, 2015 at 03:08:15AM +0000, Wang Nan wrote:
> With following steps:
>
> Step 1: perf report
>
> Step 2: Use UP/DOWN to select an entry, don't press 'ENTER'
>
> Step 3: Use '/' to filter symbols, use a filter which returns
> empty result
>
> Step 4: Press 'ENTER'
>
> We see that, even if we have filter all symbols (and the main interface
> is empty), pressing 'ENTER' still select one symbol. This behavior
> surprise user. This patch resets browser->{he_,}selection in
> hist_browser__refresh() and let it choose default selection. In this
> case browser->{he_,}selection keeps NULL so user won't see annotation item
> in menu.
>
> Signed-off-by: Wang Nan <wangn...@huawei.com>
> Cc: Arnaldo Carvalho de Melo <a...@redhat.com>
Acked-by: Namhyung Kim <namhy...@kernel.org>
Thanks,
Namhyung
> ---
> tools/perf/ui/browsers/hists.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
> index 7447515..d555ba9 100644
> --- a/tools/perf/ui/browsers/hists.c
> +++ b/tools/perf/ui/browsers/hists.c
> @@ -1192,6 +1192,8 @@ static unsigned int hist_browser__refresh(struct
> ui_browser *browser)
> }
>
> ui_browser__hists_init_top(browser);
> + hb->he_selection = NULL;
> + hb->selection = NULL;
>
> for (nd = browser->top; nd; nd = rb_next(nd)) {
> struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node);
> --
> 1.8.3.4
>
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