From b7842db1a253c7664a96586e7eac1990ff9cf4e5 Mon Sep 17 00:00:00 2001
From: Armon Dadgar <armon.dadgar@gmail.com>
Date: Sat, 20 Feb 2016 13:41:49 -0800
Subject: [PATCH] nomad: extra comment

---
 nomad/plan_apply.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/nomad/plan_apply.go b/nomad/plan_apply.go
index e632d4ea0..384689bee 100644
--- a/nomad/plan_apply.go
+++ b/nomad/plan_apply.go
@@ -257,6 +257,9 @@ func evaluatePlan(pool *EvaluatePool, snap *state.StateSnapshot, plan *structs.P
 			outstanding++
 		case r := <-resp:
 			outstanding--
+
+			// Handle a result that allows us to cancel evaluation,
+			// which may save time processing additional entries.
 			if cancel := handleResult(r.nodeID, r.fit, r.err); cancel {
 				didCancel = true
 				break