From 9a406eb610e3676611ce3e32d2e6c55ccc7e5d61 Mon Sep 17 00:00:00 2001 From: Jiri Olsa Date: Wed, 17 Aug 2016 15:54:58 +0200 Subject: [PATCH] perf c2c report: Add help windows Adding help windows to display key/action mappings for both browsers. Signed-off-by: Jiri Olsa Tested-by: Arnaldo Carvalho de Melo Cc: Andi Kleen Cc: David Ahern Cc: Don Zickus Cc: Joe Mario Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lkml.kernel.org/n/tip-zni4apopx6a9eyxsosm1ebh1@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-c2c.c | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c index 205939527945..4af66835bcb7 100644 --- a/tools/perf/builtin-c2c.c +++ b/tools/perf/builtin-c2c.c @@ -2181,6 +2181,11 @@ static int perf_c2c__browse_cacheline(struct hist_entry *he) struct c2c_cacheline_browser *cl_browser; struct hist_browser *browser; int key = -1; + const char help[] = + " ENTER Togle callchains (if present) \n" + " n Togle Node details info \n" + " s Togle full lenght of symbol and source line columns \n" + " q Return back to cacheline list \n"; /* Display compact version first. */ c2c.symbol_full = false; @@ -2201,7 +2206,7 @@ static int perf_c2c__browse_cacheline(struct hist_entry *he) c2c_browser__update_nr_entries(browser); while (1) { - key = hist_browser__run(browser, "help"); + key = hist_browser__run(browser, "? - help"); switch (key) { case 's': @@ -2213,6 +2218,9 @@ static int perf_c2c__browse_cacheline(struct hist_entry *he) break; case 'q': goto out; + case '?': + ui_browser__help_window(&browser->b, help); + break; default: break; } @@ -2251,6 +2259,10 @@ static int perf_c2c__hists_browse(struct hists *hists) { struct hist_browser *browser; int key = -1; + const char help[] = + " d Display cacheline details \n" + " ENTER Togle callchains (if present) \n" + " q Quit \n"; browser = perf_c2c_browser__new(hists); if (browser == NULL) @@ -2263,7 +2275,7 @@ static int perf_c2c__hists_browse(struct hists *hists) c2c_browser__update_nr_entries(browser); while (1) { - key = hist_browser__run(browser, "help"); + key = hist_browser__run(browser, "? - help"); switch (key) { case 'q': @@ -2271,6 +2283,9 @@ static int perf_c2c__hists_browse(struct hists *hists) case 'd': perf_c2c__browse_cacheline(browser->he_selection); break; + case '?': + ui_browser__help_window(&browser->b, help); + break; default: break; } -- 2.20.1