From bb041043a6ec30a284d140ef9cae1d1e51965889 Mon Sep 17 00:00:00 2001
From: Florian Forster <octo@collectd.org>
Date: Fri, 19 Jan 2024 21:01:21 +0100
Subject: [PATCH] cpu plugin: Apply code review suggestions.

Co-authored-by: Eero Tamminen <eero.t.tamminen@intel.com>
---
 src/collectd.conf.pod | 2 +-
 src/cpu.c             | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/collectd.conf.pod b/src/collectd.conf.pod
index d0956097b..0de74a291 100644
--- a/src/collectd.conf.pod
+++ b/src/collectd.conf.pod
@@ -1790,7 +1790,7 @@ Sets whether CPU usage (in jiffies/seconds) is reported. Defaults to B<true>.
 
 =item B<ReportUtilization> B<true>|B<false>
 
-Sets whether CPU utilization (a ratio) is reported. Defaults to B<true>.
+Sets whether CPU utilization ratio is reported. Defaults to B<true>.
 
 When enabled, the B<ReportByState> and B<ReportByCpu> options can be used to
 report aggregated data.
diff --git a/src/cpu.c b/src/cpu.c
index f25d80b6d..4c40dd6a8 100644
--- a/src/cpu.c
+++ b/src/cpu.c
@@ -428,6 +428,8 @@ static void usage_finalize(usage_t *u) {
 
   size_t cpu_num = u->states_num / STATE_MAX;
   gauge_t state_ratio[STATE_MAX] = {0};
+  // Aggregate non-idle CPU states to STATE_ACTIVE and all CPUs' states to
+  // global states.
   for (size_t cpu = 0; cpu < cpu_num; cpu++) {
     size_t active_index = (cpu * STATE_MAX) + STATE_ACTIVE;
     usage_state_t *active = u->states + active_index;
-- 
2.47.2