Commit-ID:  c83023676dc34f1b4422b842e1e2dc5c21bfc4dc
Gitweb:     http://git.kernel.org/tip/c83023676dc34f1b4422b842e1e2dc5c21bfc4dc
Author:     Jiri Olsa <[email protected]>
AuthorDate: Fri, 27 Jun 2014 18:26:58 +0200
Committer:  Arnaldo Carvalho de Melo <[email protected]>
CommitDate: Mon, 7 Jul 2014 15:23:31 -0300

perf hists browser: Add ui.show-headers config file option

Adding ui.show-headers config file option to define if the histogram
entries headers will start visible or not.

Currently columns headers are displayed by default, following
lines in ~/.perfconfig file will disable that:

  [ui]
        show-headers = false

Signed-off-by: Jiri Olsa <[email protected]>
Cc: Corey Ashford <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
[ renamed symbol_conf.show_headers to .show_hist_headers ]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/ui/browsers/hists.c |  2 +-
 tools/perf/util/config.c       | 13 +++++++++++++
 tools/perf/util/symbol.c       |  1 +
 tools/perf/util/symbol.h       |  3 ++-
 4 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 5fa2e18..a94b11f 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1284,7 +1284,7 @@ static struct hist_browser *hist_browser__new(struct 
hists *hists)
                browser->b.refresh_dimensions = 
hist_browser__refresh_dimensions;
                browser->b.seek = ui_browser__hists_seek;
                browser->b.use_navkeypressed = true;
-               browser->show_headers = true;
+               browser->show_headers = symbol_conf.show_hist_headers;
        }
 
        return browser;
diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c
index 24519e1..1e5e2e5 100644
--- a/tools/perf/util/config.c
+++ b/tools/perf/util/config.c
@@ -350,6 +350,16 @@ static int perf_default_core_config(const char *var 
__maybe_unused,
        return 0;
 }
 
+static int perf_ui_config(const char *var, const char *value)
+{
+       /* Add other config variables here. */
+       if (!strcmp(var, "ui.show-headers")) {
+               symbol_conf.show_hist_headers = perf_config_bool(var, value);
+               return 0;
+       }
+       return 0;
+}
+
 int perf_default_config(const char *var, const char *value,
                        void *dummy __maybe_unused)
 {
@@ -359,6 +369,9 @@ int perf_default_config(const char *var, const char *value,
        if (!prefixcmp(var, "hist."))
                return perf_hist_config(var, value);
 
+       if (!prefixcmp(var, "ui."))
+               return perf_ui_config(var, value);
+
        /* Add other config variables here. */
        return 0;
 }
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index 7b9096f..2e6a2e2 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -34,6 +34,7 @@ struct symbol_conf symbol_conf = {
        .annotate_src           = true,
        .demangle               = true,
        .cumulate_callchain     = true,
+       .show_hist_headers      = true,
        .symfs                  = "",
 };
 
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 615c752..a81877b 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -118,7 +118,8 @@ struct symbol_conf {
                        annotate_src,
                        event_group,
                        demangle,
-                       filter_relative;
+                       filter_relative,
+                       show_hist_headers;
        const char      *vmlinux_name,
                        *kallsyms_name,
                        *source_prefix,
--
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