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perf hist: Pass struct sample to __hists__add_entry()

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This is a preparation to add more info into the hist_entry.  Also it
already passes too many argument, so passing sample directly will reduce
the overhead of the function call.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1450804030-29193-2-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim
2015-12-23 02:06:58 +09:00
committed by Arnaldo Carvalho de Melo
parent 9cc2617de5
commit fd36f3dd79
5 changed files with 32 additions and 27 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
tools/perf/util/hist.c
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@@ -461,7 +461,7 @@ struct hist_entry *__hists__add_entry(struct hists *hists,
struct symbol *sym_parent,
struct branch_info *bi,
struct mem_info *mi,
u64 period, u64 weight, u64 transaction,
struct perf_sample *sample,
bool sample_self)
{
struct hist_entry entry = {
@@ -478,15 +478,15 @@ struct hist_entry *__hists__add_entry(struct hists *hists,
.level = al->level,
.stat = {
.nr_events = 1,
.period = period,
.weight = weight,
.period = sample->period,
.weight = sample->weight,
},
.parent = sym_parent,
.filtered = symbol__parent_filter(sym_parent) | al->filtered,
.hists = hists,
.branch_info = bi,
.mem_info = mi,
.transaction = transaction,
.transaction = sample->transaction,
};
return hists__findnew_entry(hists, &entry, al, sample_self);
@@ -526,12 +526,13 @@ iter_add_single_mem_entry(struct hist_entry_iter *iter, struct addr_location *al
u64 cost;
struct mem_info *mi = iter->priv;
struct hists *hists = evsel__hists(iter->evsel);
struct perf_sample *sample = iter->sample;
struct hist_entry *he;
if (mi == NULL)
return -EINVAL;
cost = iter->sample->weight;
cost = sample->weight;
if (!cost)
cost = 1;
@@ -542,8 +543,10 @@ iter_add_single_mem_entry(struct hist_entry_iter *iter, struct addr_location *al
* and this is indirectly achieved by passing period=weight here
* and the he_stat__add_period() function.
*/
sample->period = cost;
he = __hists__add_entry(hists, al, iter->parent, NULL, mi,
cost, cost, 0, true);
sample, true);
if (!he)
return -ENOMEM;
@@ -630,6 +633,7 @@ iter_add_next_branch_entry(struct hist_entry_iter *iter, struct addr_location *a
struct branch_info *bi;
struct perf_evsel *evsel = iter->evsel;
struct hists *hists = evsel__hists(evsel);
struct perf_sample *sample = iter->sample;
struct hist_entry *he = NULL;
int i = iter->curr;
int err = 0;
@@ -643,9 +647,11 @@ iter_add_next_branch_entry(struct hist_entry_iter *iter, struct addr_location *a
* The report shows the percentage of total branches captured
* and not events sampled. Thus we use a pseudo period of 1.
*/
sample->period = 1;
sample->weight = bi->flags.cycles ? bi->flags.cycles : 1;
he = __hists__add_entry(hists, al, iter->parent, &bi[i], NULL,
1, bi->flags.cycles ? bi->flags.cycles : 1,
0, true);
sample, true);
if (he == NULL)
return -ENOMEM;
@@ -682,8 +688,7 @@ iter_add_single_normal_entry(struct hist_entry_iter *iter, struct addr_location
struct hist_entry *he;
he = __hists__add_entry(evsel__hists(evsel), al, iter->parent, NULL, NULL,
sample->period, sample->weight,
sample->transaction, true);
sample, true);
if (he == NULL)
return -ENOMEM;
@@ -744,8 +749,7 @@ iter_add_single_cumulative_entry(struct hist_entry_iter *iter,
int err = 0;
he = __hists__add_entry(hists, al, iter->parent, NULL, NULL,
sample->period, sample->weight,
sample->transaction, true);
sample, true);
if (he == NULL)
return -ENOMEM;
@@ -818,8 +822,7 @@ iter_add_next_cumulative_entry(struct hist_entry_iter *iter,
}
he = __hists__add_entry(evsel__hists(evsel), al, iter->parent, NULL, NULL,
sample->period, sample->weight,
sample->transaction, false);
sample, false);
if (he == NULL)
return -ENOMEM;