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perf c2c report: Add sort_entry dimension support

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Allow to reuse 'struct sort_entry' objects within c2c dimension support.

In case the 'struct sort_entry' object meets the need of c2c report we
will use it directly in following patches.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Joe Mario <jmario@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1474558645-19956-15-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2016-09-22 17:36:42 +02:00 committed by Arnaldo Carvalho de Melo
parent c75540e316
commit 8d3f938dc7
1 changed files with 72 additions and 24 deletions
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96
tools/perf/builtin-c2c.c
View File

@ -9,6 +9,7 @@
#include "hist.h"
#include "tool.h"
#include "data.h"
#include "sort.h"
struct c2c_hists {
struct hists hists;
@ -47,6 +48,7 @@ struct c2c_dimension {
struct c2c_header header;
const char *name;
int width;
struct sort_entry *se;
int64_t (*cmp)(struct perf_hpp_fmt *fmt,
struct hist_entry *, struct hist_entry *);
@ -66,34 +68,47 @@ static int c2c_width(struct perf_hpp_fmt *fmt,
struct hists *hists __maybe_unused)
{
struct c2c_fmt *c2c_fmt;
c2c_fmt = container_of(fmt, struct c2c_fmt, fmt);
return c2c_fmt->dim->width;
}
static int c2c_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hists *hists __maybe_unused, int line, int *span)
{
struct c2c_fmt *c2c_fmt;
struct c2c_dimension *dim;
int len = c2c_width(fmt, hpp, hists);
const char *text;
c2c_fmt = container_of(fmt, struct c2c_fmt, fmt);
dim = c2c_fmt->dim;
text = dim->header.line[line].text;
return dim->se ? hists__col_len(hists, dim->se->se_width_idx) :
c2c_fmt->dim->width;
}
static int c2c_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hists *hists, int line, int *span)
{
struct perf_hpp_list *hpp_list = hists->hpp_list;
struct c2c_fmt *c2c_fmt;
struct c2c_dimension *dim;
const char *text = NULL;
int width = c2c_width(fmt, hpp, hists);
c2c_fmt = container_of(fmt, struct c2c_fmt, fmt);
dim = c2c_fmt->dim;
if (dim->se) {
text = dim->header.line[line].text;
/* Use the last line from sort_entry if not defined. */
if (!text && (line == hpp_list->nr_header_lines - 1))
text = dim->se->se_header;
} else {
text = dim->header.line[line].text;
if (*span) {
(*span)--;
return 0;
} else {
*span = dim->header.line[line].span;
}
}
if (text == NULL)
text = "";
if (*span) {
(*span)--;
return 0;
} else {
*span = dim->header.line[line].span;
}
return scnprintf(hpp->buf, hpp->size, "%*s", len, text);
return scnprintf(hpp->buf, hpp->size, "%*s", width, text);
}
static struct c2c_dimension *dimensions[] = {
@ -130,6 +145,39 @@ static struct c2c_dimension *get_dimension(const char *name)
return NULL;
}
static int c2c_se_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct hist_entry *he)
{
struct c2c_fmt *c2c_fmt = container_of(fmt, struct c2c_fmt, fmt);
struct c2c_dimension *dim = c2c_fmt->dim;
size_t len = fmt->user_len;
if (!len)
len = hists__col_len(he->hists, dim->se->se_width_idx);
return dim->se->se_snprintf(he, hpp->buf, hpp->size, len);
}
static int64_t c2c_se_cmp(struct perf_hpp_fmt *fmt,
struct hist_entry *a, struct hist_entry *b)
{
struct c2c_fmt *c2c_fmt = container_of(fmt, struct c2c_fmt, fmt);
struct c2c_dimension *dim = c2c_fmt->dim;
return dim->se->se_cmp(a, b);
}
static int64_t c2c_se_collapse(struct perf_hpp_fmt *fmt,
struct hist_entry *a, struct hist_entry *b)
{
struct c2c_fmt *c2c_fmt = container_of(fmt, struct c2c_fmt, fmt);
struct c2c_dimension *dim = c2c_fmt->dim;
int64_t (*collapse_fn)(struct hist_entry *, struct hist_entry *);
collapse_fn = dim->se->se_collapse ?: dim->se->se_cmp;
return collapse_fn(a, b);
}
static struct c2c_fmt *get_format(const char *name)
{
struct c2c_dimension *dim = get_dimension(name);
@ -149,12 +197,12 @@ static struct c2c_fmt *get_format(const char *name)
INIT_LIST_HEAD(&fmt->list);
INIT_LIST_HEAD(&fmt->sort_list);
fmt->cmp = dim->cmp;
fmt->sort = dim->cmp;
fmt->entry = dim->entry;
fmt->cmp = dim->se ? c2c_se_cmp : dim->cmp;
fmt->sort = dim->se ? c2c_se_cmp : dim->cmp;
fmt->entry = dim->se ? c2c_se_entry : dim->entry;
fmt->header = c2c_header;
fmt->width = c2c_width;
fmt->collapse = dim->cmp;
fmt->collapse = dim->se ? c2c_se_collapse : dim->cmp;
fmt->equal = fmt_equal;
fmt->free = fmt_free;