[PATCH 04/15] perf hists: Convert hist entry functions to use struct he_stat

[Namhyung Kim]

From: Namhyung Kim <namhyung.kim@xxxxxxx>

hist_entry__add_cpumode_period() and hist_entry__decay() are dealing
with hist_entry's stat fields only.  So make them use the struct
directly.

Cc: Arun Sharma <asharma@xxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
---
 tools/perf/util/hist.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c
index ef39e6714cbb..3a37f8c5c297 100644
--- a/tools/perf/util/hist.c
+++ b/tools/perf/util/hist.c
@@ -130,31 +130,31 @@ void hists__output_recalc_col_len(struct hists *hists, int max_rows)
 	}
 }
 
-static void hist_entry__add_cpumode_period(struct hist_entry *he,
+static void hist_entry__add_cpumode_period(struct he_stat *he_stat,
 					   unsigned int cpumode, u64 period)
 {
 	switch (cpumode) {
 	case PERF_RECORD_MISC_KERNEL:
-		he->stat.period_sys += period;
+		he_stat->period_sys += period;
 		break;
 	case PERF_RECORD_MISC_USER:
-		he->stat.period_us += period;
+		he_stat->period_us += period;
 		break;
 	case PERF_RECORD_MISC_GUEST_KERNEL:
-		he->stat.period_guest_sys += period;
+		he_stat->period_guest_sys += period;
 		break;
 	case PERF_RECORD_MISC_GUEST_USER:
-		he->stat.period_guest_us += period;
+		he_stat->period_guest_us += period;
 		break;
 	default:
 		break;
 	}
 }
 
-static void hist_entry__decay(struct hist_entry *he)
+static void hist_entry__decay(struct he_stat *he_stat)
 {
-	he->stat.period = (he->stat.period * 7) / 8;
-	he->stat.nr_events = (he->stat.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)
@@ -164,7 +164,7 @@ static bool hists__decay_entry(struct hists *hists, struct hist_entry *he)
 	if (prev_period == 0)
 		return true;
 
-	hist_entry__decay(he);
+	hist_entry__decay(&he->stat);
 
 	if (!he->filtered)
 		hists->stats.total_period -= prev_period - he->stat.period;
@@ -300,7 +300,7 @@ static struct hist_entry *add_hist_entry(struct hists *hists,
 	rb_link_node(&he->rb_node_in, parent, p);
 	rb_insert_color(&he->rb_node_in, hists->entries_in);
 out:
-	hist_entry__add_cpumode_period(he, al->cpumode, period);
+	hist_entry__add_cpumode_period(&he->stat, al->cpumode, period);
 out_unlock:
 	pthread_mutex_unlock(&hists->lock);
 	return he;
-- 
1.7.11.4

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