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authorNamhyung Kim <namhyung@kernel.org>2014-03-03 10:59:57 +0900
committerJiri Olsa <jolsa@kernel.org>2014-05-21 11:45:33 +0200
commitbc18b7f2e3ca09b360b26c25a7541ba6f170111b (patch)
tree69fffa9b2913a8650a493dba72bf4af6bb7fb7cd
parent6480c56130ba073df84d57d61062ec4118b10bbe (diff)
downloadop-kernel-dev-bc18b7f2e3ca09b360b26c25a7541ba6f170111b.zip
op-kernel-dev-bc18b7f2e3ca09b360b26c25a7541ba6f170111b.tar.gz
perf tools: Add ->cmp(), ->collapse() and ->sort() to perf_hpp_fmt
Those function pointers will be used to sort report output based on the selected fields. This is a preparation of later change. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Ingo Molnar <mingo@kernel.org> Link: http://lkml.kernel.org/r/1400480762-22852-2-git-send-email-namhyung@kernel.org Signed-off-by: Jiri Olsa <jolsa@kernel.org>
-rw-r--r--tools/perf/ui/hist.c39
-rw-r--r--tools/perf/util/hist.h3
2 files changed, 38 insertions, 4 deletions
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 0912805..d4a4f2e 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -192,6 +192,14 @@ static int hpp__entry_##_type(struct perf_hpp_fmt *_fmt __maybe_unused, \
hpp_entry_scnprintf, true); \
}
+#define __HPP_SORT_FN(_type, _field) \
+static int64_t hpp__sort_##_type(struct hist_entry *a, struct hist_entry *b) \
+{ \
+ s64 __a = he_get_##_field(a); \
+ s64 __b = he_get_##_field(b); \
+ return __a - __b; \
+}
+
#define __HPP_ENTRY_RAW_FN(_type, _field) \
static u64 he_get_raw_##_field(struct hist_entry *he) \
{ \
@@ -206,16 +214,27 @@ static int hpp__entry_##_type(struct perf_hpp_fmt *_fmt __maybe_unused, \
hpp_entry_scnprintf, false); \
}
+#define __HPP_SORT_RAW_FN(_type, _field) \
+static int64_t hpp__sort_##_type(struct hist_entry *a, struct hist_entry *b) \
+{ \
+ s64 __a = he_get_raw_##_field(a); \
+ s64 __b = he_get_raw_##_field(b); \
+ return __a - __b; \
+}
+
+
#define HPP_PERCENT_FNS(_type, _str, _field, _min_width, _unit_width) \
__HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
__HPP_WIDTH_FN(_type, _min_width, _unit_width) \
__HPP_COLOR_PERCENT_FN(_type, _field) \
-__HPP_ENTRY_PERCENT_FN(_type, _field)
+__HPP_ENTRY_PERCENT_FN(_type, _field) \
+__HPP_SORT_FN(_type, _field)
#define HPP_RAW_FNS(_type, _str, _field, _min_width, _unit_width) \
__HPP_HEADER_FN(_type, _str, _min_width, _unit_width) \
__HPP_WIDTH_FN(_type, _min_width, _unit_width) \
-__HPP_ENTRY_RAW_FN(_type, _field)
+__HPP_ENTRY_RAW_FN(_type, _field) \
+__HPP_SORT_RAW_FN(_type, _field)
HPP_PERCENT_FNS(overhead, "Overhead", period, 8, 8)
@@ -227,19 +246,31 @@ HPP_PERCENT_FNS(overhead_guest_us, "guest usr", period_guest_us, 9, 8)
HPP_RAW_FNS(samples, "Samples", nr_events, 12, 12)
HPP_RAW_FNS(period, "Period", period, 12, 12)
+static int64_t hpp__nop_cmp(struct hist_entry *a __maybe_unused,
+ struct hist_entry *b __maybe_unused)
+{
+ return 0;
+}
+
#define HPP__COLOR_PRINT_FNS(_name) \
{ \
.header = hpp__header_ ## _name, \
.width = hpp__width_ ## _name, \
.color = hpp__color_ ## _name, \
- .entry = hpp__entry_ ## _name \
+ .entry = hpp__entry_ ## _name, \
+ .cmp = hpp__nop_cmp, \
+ .collapse = hpp__nop_cmp, \
+ .sort = hpp__sort_ ## _name, \
}
#define HPP__PRINT_FNS(_name) \
{ \
.header = hpp__header_ ## _name, \
.width = hpp__width_ ## _name, \
- .entry = hpp__entry_ ## _name \
+ .entry = hpp__entry_ ## _name, \
+ .cmp = hpp__nop_cmp, \
+ .collapse = hpp__nop_cmp, \
+ .sort = hpp__sort_ ## _name, \
}
struct perf_hpp_fmt perf_hpp__format[] = {
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 38c3e87..36dbe00 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -160,6 +160,9 @@ struct perf_hpp_fmt {
struct hist_entry *he);
int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hist_entry *he);
+ int64_t (*cmp)(struct hist_entry *a, struct hist_entry *b);
+ int64_t (*collapse)(struct hist_entry *a, struct hist_entry *b);
+ int64_t (*sort)(struct hist_entry *a, struct hist_entry *b);
struct list_head list;
};
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