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-rw-r--r--usr.sbin/powerd/powerd.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/usr.sbin/powerd/powerd.c b/usr.sbin/powerd/powerd.c
index 3f628f6..367a31f 100644
--- a/usr.sbin/powerd/powerd.c
+++ b/usr.sbin/powerd/powerd.c
@@ -127,6 +127,12 @@ static int devd_pipe = -1;
#define DEVD_RETRY_INTERVAL 60 /* seconds */
static struct timeval tried_devd;
+/*
+ * This function returns summary load of all CPUs. It was made so
+ * intentionally to not reduce performance in scenarios when several
+ * threads are processing requests as a pipeline -- running one at
+ * a time on different CPUs and waiting for each other.
+ */
static int
read_usage_times(int *load)
{
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