From eb11889f1e2002a7d5709db9d4b2979651108bee Mon Sep 17 00:00:00 2001
From: Willy Tarreau <w@1wt.eu>
Date: Thu, 13 Nov 2014 16:57:19 +0100
Subject: [PATCH] MINOR: task: release the task pool when stopping

When we're stopping, we're not going to create new tasks anymore, so
let's release the task pool upon each task_free() in order to reduce
memory fragmentation.
---
 include/proto/task.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/proto/task.h b/include/proto/task.h
index 469067046..35d77dacc 100644
--- a/include/proto/task.h
+++ b/include/proto/task.h
@@ -32,6 +32,7 @@
 #include <common/ticks.h>
 #include <eb32tree.h>
 
+#include <types/global.h>
 #include <types/task.h>
 
 /* Principle of the wait queue.
@@ -199,6 +200,8 @@ static inline struct task *task_new(void)
 static inline void task_free(struct task *t)
 {
 	pool_free2(pool2_task, t);
+	if (unlikely(stopping))
+		pool_flush2(pool2_task);
 	nb_tasks--;
 }