[PATCH 02/13] perf tools: Convert sort entries to hpp formats

From: Namhyung Kim
Date: Wed Mar 19 2014 - 21:34:06 EST


This is a preparation of consolidating management of output field and
sort keys.

Acked-by: Ingo Molnar <mingo@xxxxxxxxxx>
Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
---
tools/perf/ui/hist.c | 6 ++++
tools/perf/util/hist.h | 6 ++++
tools/perf/util/sort.c | 80 +++++++++++++++++++++++++++++++++++++++++++++++---
3 files changed, 88 insertions(+), 4 deletions(-)

diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index d4a4f2e7eb43..a6eea666b443 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -284,6 +284,7 @@ struct perf_hpp_fmt perf_hpp__format[] = {
};

LIST_HEAD(perf_hpp__list);
+LIST_HEAD(perf_hpp__sort_list);


#undef HPP__COLOR_PRINT_FNS
@@ -325,6 +326,11 @@ void perf_hpp__column_register(struct perf_hpp_fmt *format)
list_add_tail(&format->list, &perf_hpp__list);
}

+void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
+{
+ list_add_tail(&format->sort_list, &perf_hpp__sort_list);
+}
+
void perf_hpp__column_enable(unsigned col)
{
BUG_ON(col >= PERF_HPP__MAX_INDEX);
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index 9ef3b3a75f03..0f8d46803c92 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -158,13 +158,18 @@ struct perf_hpp_fmt {
int64_t (*sort)(struct hist_entry *a, struct hist_entry *b);

struct list_head list;
+ struct list_head sort_list;
};

extern struct list_head perf_hpp__list;
+extern struct list_head perf_hpp__sort_list;

#define perf_hpp__for_each_format(format) \
list_for_each_entry(format, &perf_hpp__list, list)

+#define perf_hpp__for_each_sort_list(format) \
+ list_for_each_entry(format, &perf_hpp__sort_list, sort_list)
+
extern struct perf_hpp_fmt perf_hpp__format[];

enum {
@@ -183,6 +188,7 @@ enum {
void perf_hpp__init(void);
void perf_hpp__column_register(struct perf_hpp_fmt *format);
void perf_hpp__column_enable(unsigned col);
+void perf_hpp__register_sort_field(struct perf_hpp_fmt *format);

typedef u64 (*hpp_field_fn)(struct hist_entry *he);
typedef int (*hpp_callback_fn)(struct perf_hpp *hpp, bool front);
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 635cd8f8b22e..b2829f947053 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -2,6 +2,7 @@
#include "hist.h"
#include "comm.h"
#include "symbol.h"
+#include "evsel.h"

regex_t parent_regex;
const char default_parent_pattern[] = "^sys_|^do_page_fault";
@@ -1027,10 +1028,80 @@ static struct sort_dimension memory_sort_dimensions[] = {

#undef DIM

-static void __sort_dimension__add(struct sort_dimension *sd, enum sort_type idx)
+struct hpp_sort_entry {
+ struct perf_hpp_fmt hpp;
+ struct sort_entry *se;
+};
+
+static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct perf_evsel *evsel)
+{
+ struct hpp_sort_entry *hse;
+ size_t len;
+
+ hse = container_of(fmt, struct hpp_sort_entry, hpp);
+ len = hists__col_len(&evsel->hists, hse->se->se_width_idx);
+
+ return scnprintf(hpp->buf, hpp->size, "%*s", len, hse->se->se_header);
+}
+
+static int __sort__hpp_width(struct perf_hpp_fmt *fmt,
+ struct perf_hpp *hpp __maybe_unused,
+ struct perf_evsel *evsel)
+{
+ struct hpp_sort_entry *hse;
+
+ hse = container_of(fmt, struct hpp_sort_entry, hpp);
+
+ return hists__col_len(&evsel->hists, hse->se->se_width_idx);
+}
+
+static int __sort__hpp_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he)
+{
+ struct hpp_sort_entry *hse;
+ size_t len;
+
+ hse = container_of(fmt, struct hpp_sort_entry, hpp);
+ len = hists__col_len(he->hists, hse->se->se_width_idx);
+
+ return hse->se->se_snprintf(he, hpp->buf, hpp->size, len);
+}
+
+static int __sort_dimension__add_hpp(struct sort_dimension *sd)
+{
+ struct hpp_sort_entry *hse;
+
+ hse = malloc(sizeof(*hse));
+ if (hse == NULL) {
+ pr_err("Memory allocation failed\n");
+ return -1;
+ }
+
+ hse->se = sd->entry;
+ hse->hpp.header = __sort__hpp_header;
+ hse->hpp.width = __sort__hpp_width;
+ hse->hpp.entry = __sort__hpp_entry;
+ hse->hpp.color = NULL;
+
+ hse->hpp.cmp = sd->entry->se_cmp;
+ hse->hpp.collapse = sd->entry->se_collapse ? : sd->entry->se_cmp;
+ hse->hpp.sort = hse->hpp.collapse;
+
+ INIT_LIST_HEAD(&hse->hpp.list);
+ INIT_LIST_HEAD(&hse->hpp.sort_list);
+
+ perf_hpp__register_sort_field(&hse->hpp);
+ return 0;
+}
+
+static int __sort_dimension__add(struct sort_dimension *sd, enum sort_type idx)
{
if (sd->taken)
- return;
+ return 0;
+
+ if (__sort_dimension__add_hpp(sd) < 0)
+ return -1;

if (sd->entry->se_collapse)
sort__need_collapse = 1;
@@ -1040,6 +1111,8 @@ static void __sort_dimension__add(struct sort_dimension *sd, enum sort_type idx)

list_add_tail(&sd->entry->list, &hist_entry__sort_list);
sd->taken = 1;
+
+ return 0;
}

int sort_dimension__add(const char *tok)
@@ -1068,8 +1141,7 @@ int sort_dimension__add(const char *tok)
sort__has_dso = 1;
}

- __sort_dimension__add(sd, i);
- return 0;
+ return __sort_dimension__add(sd, i);
}

for (i = 0; i < ARRAY_SIZE(bstack_sort_dimensions); i++) {
--
1.7.11.7

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