Commit-ID: 77284de326e6d8c3b8e866cda5b415c86b522e61
Gitweb: http://git.kernel.org/tip/77284de326e6d8c3b8e866cda5b415c86b522e61
Author: Namhyung Kim <namhyung@xxxxxxxxxx>
AuthorDate: Mon, 16 Dec 2013 16:55:13 +0900
Committer: Jiri Olsa <jolsa@xxxxxxxxxx>
CommitDate: Sun, 1 Jun 2014 14:35:03 +0200
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@xxxxxxxxxx>
Tested-by: Arun Sharma <asharma@xxxxxx>
Tested-by: Rodrigo Campos <rodrigo@xxxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Link: http://lkml.kernel.org/r/1401335910-16832-15-git-send-email-namhyung@xxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/ui/hist.c | 17 +++++++++++++++++
tools/perf/util/hist.h | 4 ++++
2 files changed, 21 insertions(+)
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 0ce3e79..8ca6387 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 efd73e4..99ad3cb 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);
--
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