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authorNamhyung Kim <namhyung@kernel.org>2013-12-16 16:55:13 +0900
committerJiri Olsa <jolsa@kernel.org>2014-06-01 14:35:03 +0200
commit77284de326e6d8c3b8e866cda5b415c86b522e61 (patch)
tree467e66067ce47cd13e4e1f54109e94e993097f71
parent14135663f1d770bb057f8bf345e5436c985eb29c (diff)
perf tools: Add more hpp helper functions
Sometimes it needs to disable some columns at runtime. Add help functions to support that. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Tested-by: Arun Sharma <asharma@fb.com> Tested-by: Rodrigo Campos <rodrigo@sdfg.com.ar> Cc: Frederic Weisbecker <fweisbec@gmail.com> Link: http://lkml.kernel.org/r/1401335910-16832-15-git-send-email-namhyung@kernel.org Signed-off-by: Jiri Olsa <jolsa@kernel.org>
-rw-r--r--tools/perf/ui/hist.c17
-rw-r--r--tools/perf/util/hist.h4
2 files changed, 21 insertions, 0 deletions
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 0ce3e79b2ca..8ca638754ac 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -489,6 +489,11 @@ void perf_hpp__column_register(struct perf_hpp_fmt *format)
list_add_tail(&format->list, &perf_hpp__list);
}
+void perf_hpp__column_unregister(struct perf_hpp_fmt *format)
+{
+ list_del(&format->list);
+}
+
void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
{
list_add_tail(&format->sort_list, &perf_hpp__sort_list);
@@ -500,6 +505,18 @@ void perf_hpp__column_enable(unsigned col)
perf_hpp__column_register(&perf_hpp__format[col]);
}
+void perf_hpp__column_disable(unsigned col)
+{
+ BUG_ON(col >= PERF_HPP__MAX_INDEX);
+ perf_hpp__column_unregister(&perf_hpp__format[col]);
+}
+
+void perf_hpp__cancel_cumulate(void)
+{
+ perf_hpp__column_disable(PERF_HPP__OVERHEAD_ACC);
+ perf_hpp__format[PERF_HPP__OVERHEAD].header = hpp__header_overhead;
+}
+
void perf_hpp__setup_output_field(void)
{
struct perf_hpp_fmt *fmt;
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index efd73e48902..99ad3cb433f 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -237,7 +237,11 @@ enum {
void perf_hpp__init(void);
void perf_hpp__column_register(struct perf_hpp_fmt *format);
+void perf_hpp__column_unregister(struct perf_hpp_fmt *format);
void perf_hpp__column_enable(unsigned col);
+void perf_hpp__column_disable(unsigned col);
+void perf_hpp__cancel_cumulate(void);
+
void perf_hpp__register_sort_field(struct perf_hpp_fmt *format);
void perf_hpp__setup_output_field(void);
void perf_hpp__reset_output_field(void);