From 6bdfd9727249b980e23b49d6338f18a0728e7caa Mon Sep 17 00:00:00 2001
From: Roger Dingledine <arma@torproject.org>
Date: Thu, 7 Apr 2005 20:07:34 +0000
Subject: [PATCH] add function comment

svn:r4043
---
 src/or/cpuworker.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/or/cpuworker.c b/src/or/cpuworker.c
index 119398aa06..7a5a046b27 100644
--- a/src/or/cpuworker.c
+++ b/src/or/cpuworker.c
@@ -358,6 +358,10 @@ static void process_pending_task(connection_t *cpuworker) {
 
 #define CPUWORKER_BUSY_TIMEOUT 100 /* seconds */
 
+/** We have a bug that I can't find. Sometimes, very rarely, cpuworkers
+ * get stuck in the 'busy' state, even though the cpuworker process
+ * thinks of itself as idle. I don't know why. But here's a workaround
+ * to kill any cpuworker that's been busy for more than 100 seconds. */
 static void
 cull_wedged_cpuworkers(void) {
   connection_t **carray;