[PATCH 02/14] perf tool: Add struct perf_hpp_fmt into hpp callbacks

Jiri Olsa
2012-11-28T13:53:50Z

Adding 'struct perf_hpp_fmt' into hpp callbacks, so commands
can access their private data.

It'll be handy for diff command in future to be able to access
file related data for each column.

Signed-off-by: Jiri Olsa <jolsa@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
---
tools/perf/ui/browsers/hists.c | 10 ++-
tools/perf/ui/hist.c | 169 +++++++++++++++++++++++++++--------------
tools/perf/ui/stdio/hist.c | 4 +-
tools/perf/util/hist.h | 10 ++-
4 files changed, 127 insertions(+), 66 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 96fdbc8..4e06ba5 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -568,8 +568,10 @@ static int hist_browser__show_callchain(struct hist_browser *browser,
}

#define HPP__COLOR_FN(_name, _field) \
-static int hist_browser__hpp_color_ ## _name(struct perf_hpp *hpp, \
- struct hist_entry *he) \
+static int hist_browser__hpp_color_ ## _name( \
+ struct perf_hpp_fmt *fmt __maybe_unused, \
+ struct perf_hpp *hpp, \
+ struct hist_entry *he) \
{ \
struct hists *hists = he->hists; \
double percent = 100.0 * he->stat._field / hists->stats.total_period; \
@@ -647,7 +649,7 @@ static int hist_browser__show_entry(struct hist_browser *browser,
if (fmt->color) {
hpp.ptr = &percent;
/* It will set percent for us. See HPP__COLOR_FN above. */
- width -= fmt->color(&hpp, entry);
+ width -= fmt->color(fmt, &hpp, entry);

ui_browser__set_percent_color(&browser->b, percent, current_entry);

@@ -661,7 +663,7 @@ static int hist_browser__show_entry(struct hist_browser *browser,
if (!current_entry || !browser->b.navkeypressed)
ui_browser__set_color(&browser->b, HE_COLORSET_NORMAL);
} else {
- width -= fmt->entry(&hpp, entry);
+ width -= fmt->entry(fmt, &hpp, entry);
slsmg_printf("%s", s);
}

diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c
index 0a5281f..5452960 100644
--- a/tools/perf/ui/hist.c
+++ b/tools/perf/ui/hist.c
@@ -6,17 +6,20 @@

/* hist period print (hpp) functions */
-static int hpp__header_overhead(struct perf_hpp *hpp)
+static int hpp__header_overhead(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
return scnprintf(hpp->buf, hpp->size, "Overhead");
}

-static int hpp__width_overhead(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_overhead(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 8;
}

-static int hpp__color_overhead(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__color_overhead(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period / hists->stats.total_period;
@@ -24,7 +27,8 @@ static int hpp__color_overhead(struct perf_hpp *hpp, struct hist_entry *he)
return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%%", percent);
}

-static int hpp__entry_overhead(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_overhead(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period / hists->stats.total_period;
@@ -33,19 +37,22 @@ static int hpp__entry_overhead(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, fmt, percent);
}

-static int hpp__header_overhead_sys(struct perf_hpp *hpp)
+static int hpp__header_overhead_sys(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%7s";

return scnprintf(hpp->buf, hpp->size, fmt, "sys");
}

-static int hpp__width_overhead_sys(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_overhead_sys(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 7;
}

-static int hpp__color_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__color_overhead_sys(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_sys / hists->stats.total_period;
@@ -53,7 +60,8 @@ static int hpp__color_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
return percent_color_snprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
}

-static int hpp__entry_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_overhead_sys(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_sys / hists->stats.total_period;
@@ -62,19 +70,22 @@ static int hpp__entry_overhead_sys(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, fmt, percent);
}

-static int hpp__header_overhead_us(struct perf_hpp *hpp)
+static int hpp__header_overhead_us(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%7s";

return scnprintf(hpp->buf, hpp->size, fmt, "user");
}

-static int hpp__width_overhead_us(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_overhead_us(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 7;
}

-static int hpp__color_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__color_overhead_us(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_us / hists->stats.total_period;
@@ -82,7 +93,8 @@ static int hpp__color_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
return percent_color_snprintf(hpp->buf, hpp->size, "%6.2f%%", percent);
}

-static int hpp__entry_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_overhead_us(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_us / hists->stats.total_period;
@@ -91,18 +103,24 @@ static int hpp__entry_overhead_us(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, fmt, percent);
}

-static int hpp__header_overhead_guest_sys(struct perf_hpp *hpp)
+static int
+hpp__header_overhead_guest_sys(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
return scnprintf(hpp->buf, hpp->size, "guest sys");
}

-static int hpp__width_overhead_guest_sys(struct perf_hpp *hpp __maybe_unused)
+static int
+hpp__width_overhead_guest_sys(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 9;
}

-static int hpp__color_overhead_guest_sys(struct perf_hpp *hpp,
- struct hist_entry *he)
+static int
+hpp__color_overhead_guest_sys(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp,
+ struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_guest_sys / hists->stats.total_period;
@@ -110,8 +128,10 @@ static int hpp__color_overhead_guest_sys(struct perf_hpp *hpp,
return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%% ", percent);
}

-static int hpp__entry_overhead_guest_sys(struct perf_hpp *hpp,
- struct hist_entry *he)
+static int
+hpp__entry_overhead_guest_sys(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp,
+ struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_guest_sys / hists->stats.total_period;
@@ -120,18 +140,24 @@ static int hpp__entry_overhead_guest_sys(struct perf_hpp *hpp,
return scnprintf(hpp->buf, hpp->size, fmt, percent);
}

-static int hpp__header_overhead_guest_us(struct perf_hpp *hpp)
+static int
+hpp__header_overhead_guest_us(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
return scnprintf(hpp->buf, hpp->size, "guest usr");
}

-static int hpp__width_overhead_guest_us(struct perf_hpp *hpp __maybe_unused)
+static int
+hpp__width_overhead_guest_us(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 9;
}

-static int hpp__color_overhead_guest_us(struct perf_hpp *hpp,
- struct hist_entry *he)
+static int
+hpp__color_overhead_guest_us(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp,
+ struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_guest_us / hists->stats.total_period;
@@ -139,8 +165,10 @@ static int hpp__color_overhead_guest_us(struct perf_hpp *hpp,
return percent_color_snprintf(hpp->buf, hpp->size, " %6.2f%% ", percent);
}

-static int hpp__entry_overhead_guest_us(struct perf_hpp *hpp,
- struct hist_entry *he)
+static int
+hpp__entry_overhead_guest_us(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp,
+ struct hist_entry *he)
{
struct hists *hists = he->hists;
double percent = 100.0 * he->stat.period_guest_us / hists->stats.total_period;
@@ -149,12 +177,14 @@ static int hpp__entry_overhead_guest_us(struct perf_hpp *hpp,
return scnprintf(hpp->buf, hpp->size, fmt, percent);
}

-static int hpp__header_baseline(struct perf_hpp *hpp)
+static int hpp__header_baseline(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
return scnprintf(hpp->buf, hpp->size, "Baseline");
}

-static int hpp__width_baseline(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_baseline(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 8;
}
@@ -175,7 +205,8 @@ static double baseline_percent(struct hist_entry *he)
return percent;
}

-static int hpp__color_baseline(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__color_baseline(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
double percent = baseline_percent(he);

@@ -185,7 +216,8 @@ static int hpp__color_baseline(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, " ");
}

-static int hpp__entry_baseline(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_baseline(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
double percent = baseline_percent(he);
const char *fmt = symbol_conf.field_sep ? "%.2f" : " %6.2f%%";
@@ -196,57 +228,67 @@ static int hpp__entry_baseline(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, " ");
}

-static int hpp__header_samples(struct perf_hpp *hpp)
+static int hpp__header_samples(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%11s";

return scnprintf(hpp->buf, hpp->size, fmt, "Samples");
}

-static int hpp__width_samples(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_samples(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 11;
}

-static int hpp__entry_samples(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_samples(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
const char *fmt = symbol_conf.field_sep ? "%" PRIu64 : "%11" PRIu64;

return scnprintf(hpp->buf, hpp->size, fmt, he->stat.nr_events);
}

-static int hpp__header_period(struct perf_hpp *hpp)
+static int hpp__header_period(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%12s";

return scnprintf(hpp->buf, hpp->size, fmt, "Period");
}

-static int hpp__width_period(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_period(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 12;
}

-static int hpp__entry_period(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_period(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
const char *fmt = symbol_conf.field_sep ? "%" PRIu64 : "%12" PRIu64;

return scnprintf(hpp->buf, hpp->size, fmt, he->stat.period);
}

-static int hpp__header_period_baseline(struct perf_hpp *hpp)
+static int hpp__header_period_baseline(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%12s";

return scnprintf(hpp->buf, hpp->size, fmt, "Period Base");
}

-static int hpp__width_period_baseline(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_period_baseline(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 12;
}

-static int hpp__entry_period_baseline(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_period_baseline(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp,
+ struct hist_entry *he)
{
struct hist_entry *pair = hist_entry__next_pair(he);
u64 period = pair ? pair->stat.period : 0;
@@ -254,19 +296,23 @@ static int hpp__entry_period_baseline(struct perf_hpp *hpp, struct hist_entry *h

return scnprintf(hpp->buf, hpp->size, fmt, period);
}
-static int hpp__header_delta(struct perf_hpp *hpp)
+
+static int hpp__header_delta(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%7s";

return scnprintf(hpp->buf, hpp->size, fmt, "Delta");
}

-static int hpp__width_delta(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_delta(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 7;
}

-static int hpp__entry_delta(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_delta(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%7.7s";
char buf[32] = " ";
@@ -283,19 +329,22 @@ static int hpp__entry_delta(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, fmt, buf);
}

-static int hpp__header_ratio(struct perf_hpp *hpp)
+static int hpp__header_ratio(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";

return scnprintf(hpp->buf, hpp->size, fmt, "Ratio");
}

-static int hpp__width_ratio(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_ratio(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 14;
}

-static int hpp__entry_ratio(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_ratio(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";
char buf[32] = " ";
@@ -312,19 +361,22 @@ static int hpp__entry_ratio(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, fmt, buf);
}

-static int hpp__header_wdiff(struct perf_hpp *hpp)
+static int hpp__header_wdiff(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";

return scnprintf(hpp->buf, hpp->size, fmt, "Weighted diff");
}

-static int hpp__width_wdiff(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_wdiff(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 14;
}

-static int hpp__entry_wdiff(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_wdiff(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%14s";
char buf[32] = " ";
@@ -341,18 +393,20 @@ static int hpp__entry_wdiff(struct perf_hpp *hpp, struct hist_entry *he)
return scnprintf(hpp->buf, hpp->size, fmt, buf);
}

-static int hpp__header_displ(struct perf_hpp *hpp)
+static int hpp__header_displ(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
return scnprintf(hpp->buf, hpp->size, "Displ.");
}

-static int hpp__width_displ(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_displ(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 6;
}

-static int hpp__entry_displ(struct perf_hpp *hpp,
- struct hist_entry *he)
+static int hpp__entry_displ(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
struct hist_entry *pair = hist_entry__next_pair(he);
long displacement = pair ? pair->position - he->position : 0;
@@ -365,19 +419,22 @@ static int hpp__entry_displ(struct perf_hpp *hpp,
return scnprintf(hpp->buf, hpp->size, fmt, buf);
}

-static int hpp__header_formula(struct perf_hpp *hpp)
+static int hpp__header_formula(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%70s";

return scnprintf(hpp->buf, hpp->size, fmt, "Formula");
}

-static int hpp__width_formula(struct perf_hpp *hpp __maybe_unused)
+static int hpp__width_formula(struct perf_hpp_fmt *fmt __maybe_unused,
+ struct perf_hpp *hpp __maybe_unused)
{
return 70;
}

-static int hpp__entry_formula(struct perf_hpp *hpp, struct hist_entry *he)
+static int hpp__entry_formula(struct perf_hpp_fmt *_fmt __maybe_unused,
+ struct perf_hpp *hpp, struct hist_entry *he)
{
const char *fmt = symbol_conf.field_sep ? "%s" : "%-70s";
char buf[96] = " ";
@@ -479,9 +536,9 @@ int hist_entry__period_snprintf(struct perf_hpp *hpp, struct hist_entry *he,
}

if (color && fmt->color)
- ret = fmt->color(hpp, he);
+ ret = fmt->color(fmt, hpp, he);
else
- ret = fmt->entry(hpp, he);
+ ret = fmt->entry(fmt, hpp, he);

advance_hpp(hpp, ret);
}
@@ -521,7 +578,7 @@ unsigned int hists__sort_list_width(struct hists *hists)
if (i)
ret += 2;

- ret += fmt->width(NULL);
+ ret += fmt->width(fmt, NULL);
}

list_for_each_entry(se, &hist_entry__sort_list, list)
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
index 0eae3b2..531bc7a 100644
--- a/tools/perf/ui/stdio/hist.c
+++ b/tools/perf/ui/stdio/hist.c
@@ -363,7 +363,7 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
else
first = false;

- fmt->header(&dummy_hpp);
+ fmt->header(fmt, &dummy_hpp);
fprintf(fp, "%s", bf);
}

@@ -408,7 +408,7 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
else
first = false;

- width = fmt->width(&dummy_hpp);
+ width = fmt->width(fmt, &dummy_hpp);
for (i = 0; i < width; i++)
fprintf(fp, ".");
}
diff --git a/tools/perf/util/hist.h b/tools/perf/util/hist.h
index a935a60..e899e2d 100644
--- a/tools/perf/util/hist.h
+++ b/tools/perf/util/hist.h
@@ -126,10 +126,12 @@ struct perf_hpp {
};

struct perf_hpp_fmt {
- int (*header)(struct perf_hpp *hpp);
- int (*width)(struct perf_hpp *hpp);
- int (*color)(struct perf_hpp *hpp, struct hist_entry *he);
- int (*entry)(struct perf_hpp *hpp, struct hist_entry *he);
+ int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp);
+ int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp);
+ int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he);
+ int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
+ struct hist_entry *he);

struct list_head list;
};
--
1.7.11.7