forge/linux-pinenote
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

perf hists: Introduce struct he_stat

Browse source 
The struct he_stat is for separating out statistics data of a hist
entry.  It is required for later changes.

It's just a mechanical change and should have no functional differences.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Arun Sharma <asharma@fb.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1349354994-17853-8-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2012-10-04 21:49:41 +09:00 • committed by Arnaldo Carvalho de Melo
parent b5ff71c3ba
commit b24c28f794
6 changed files with 59 additions and 51 deletions
Download patch file Download diff file Expand all files Collapse all files

52
tools/perf/util/hist.c
View file

@ -135,16 +135,16 @@ static void hist_entry__add_cpumode_period(struct hist_entry *he,
{
switch (cpumode) {
case PERF_RECORD_MISC_KERNEL:
he->period_sys += period;
he->stat.period_sys += period;
break;
case PERF_RECORD_MISC_USER:
he->period_us += period;
he->stat.period_us += period;
break;
case PERF_RECORD_MISC_GUEST_KERNEL:
he->period_guest_sys += period;
he->stat.period_guest_sys += period;
break;
case PERF_RECORD_MISC_GUEST_USER:
he->period_guest_us += period;
he->stat.period_guest_us += period;
break;
default:
break;
@ -153,13 +153,13 @@ static void hist_entry__add_cpumode_period(struct hist_entry *he,
static void hist_entry__decay(struct hist_entry *he)
{
he->period = (he->period * 7) / 8;
he->nr_events = (he->nr_events * 7) / 8;
he->stat.period = (he->stat.period * 7) / 8;
he->stat.nr_events = (he->stat.nr_events * 7) / 8;
}
static bool hists__decay_entry(struct hists *hists, struct hist_entry *he)
{
u64 prev_period = he->period;
u64 prev_period = he->stat.period;
if (prev_period == 0)
return true;
@ -167,9 +167,9 @@ static bool hists__decay_entry(struct hists *hists, struct hist_entry *he)
hist_entry__decay(he);
if (!he->filtered)
hists->stats.total_period -= prev_period - he->period;
hists->stats.total_period -= prev_period - he->stat.period;
return he->period == 0;
return he->stat.period == 0;
}
static void __hists__decay_entries(struct hists *hists, bool zap_user,
@ -223,7 +223,7 @@ static struct hist_entry *hist_entry__new(struct hist_entry *template)
if (he != NULL) {
*he = *template;
he->nr_events = 1;
he->stat.nr_events = 1;
if (he->ms.map)
he->ms.map->referenced = true;
if (symbol_conf.use_callchain)
@ -238,7 +238,7 @@ static void hists__inc_nr_entries(struct hists *hists, struct hist_entry *h)
if (!h->filtered) {
hists__calc_col_len(hists, h);
++hists->nr_entries;
hists->stats.total_period += h->period;
hists->stats.total_period += h->stat.period;
}
}
@ -270,8 +270,8 @@ static struct hist_entry *add_hist_entry(struct hists *hists,
cmp = hist_entry__cmp(entry, he);
if (!cmp) {
he->period += period;
++he->nr_events;
he->stat.period += period;
++he->stat.nr_events;
/* If the map of an existing hist_entry has
* become out-of-date due to an exec() or
@ -321,7 +321,9 @@ struct hist_entry *__hists__add_branch_entry(struct hists *self,
.cpu = al->cpu,
.ip = bi->to.addr,
.level = al->level,
.period = period,
.stat = {
.period = period,
},
.parent = sym_parent,
.filtered = symbol__parent_filter(sym_parent),
.branch_info = bi,
@ -344,7 +346,9 @@ struct hist_entry *__hists__add_entry(struct hists *self,
.cpu = al->cpu,
.ip = al->addr,
.level = al->level,
.period = period,
.stat = {
.period = period,
},
.parent = sym_parent,
.filtered = symbol__parent_filter(sym_parent),
.hists = self,
@ -412,12 +416,12 @@ static bool hists__collapse_insert_entry(struct hists *hists __maybe_unused,
cmp = hist_entry__collapse(iter, he);
if (!cmp) {
iter->period += he->period;
iter->period_sys += he->period_sys;
iter->period_us += he->period_us;
iter->period_guest_sys += he->period_guest_sys;
iter->period_guest_us += he->period_guest_us;
iter->nr_events += he->nr_events;
iter->stat.period += he->stat.period;
iter->stat.period_sys += he->stat.period_sys;
iter->stat.period_us += he->stat.period_us;
iter->stat.period_guest_sys += he->stat.period_guest_sys;
iter->stat.period_guest_us += he->stat.period_guest_us;
iter->stat.nr_events += he->stat.nr_events;
if (symbol_conf.use_callchain) {
callchain_cursor_reset(&callchain_cursor);
@ -520,7 +524,7 @@ static void __hists__insert_output_entry(struct rb_root *entries,
parent = *p;
iter = rb_entry(parent, struct hist_entry, rb_node);
if (he->period > iter->period)
if (he->stat.period > iter->stat.period)
p = &(*p)->rb_left;
else
p = &(*p)->rb_right;
@ -581,8 +585,8 @@ static void hists__remove_entry_filter(struct hists *hists, struct hist_entry *h
if (h->ms.unfolded)
hists->nr_entries += h->nr_rows;
h->row_offset = 0;
hists->stats.total_period += h->period;
hists->stats.nr_events[PERF_RECORD_SAMPLE] += h->nr_events;
hists->stats.total_period += h->stat.period;
hists->stats.nr_events[PERF_RECORD_SAMPLE] += h->stat.nr_events;
hists__calc_col_len(hists, h);
}