From: Olivier Houchard <ohouchard@haproxy.com>
Date: Thu, 26 Jul 2018 16:45:22 +0000 (+0200)
Subject: MINOR: tasks: Make active_tasks_mask volatile.
X-Git-Tag: v1.9-dev1~19
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=9b03c0c9a74a86f00fdce6823ff71bd663ce658f;p=thirdparty%2Fhaproxy.git

MINOR: tasks: Make active_tasks_mask volatile.

To be sure we have the relevant informations, make active_tasks_mask volatile
---

diff --git a/include/proto/task.h b/include/proto/task.h
index fe4699ab2e..cb3f9af43f 100644
--- a/include/proto/task.h
+++ b/include/proto/task.h
@@ -83,7 +83,7 @@
 
 /* a few exported variables */
 extern unsigned int nb_tasks;     /* total number of tasks */
-extern unsigned long active_tasks_mask; /* Mask of threads with active tasks */
+extern volatile unsigned long active_tasks_mask; /* Mask of threads with active tasks */
 extern unsigned int tasks_run_queue;    /* run queue size */
 extern unsigned int tasks_run_queue_cur;
 extern unsigned int nb_tasks_cur;
diff --git a/src/task.c b/src/task.c
index 11255c306a..e169201572 100644
--- a/src/task.c
+++ b/src/task.c
@@ -33,7 +33,7 @@ struct pool_head *pool_head_tasklet;
 struct pool_head *pool_head_notification;
 
 unsigned int nb_tasks = 0;
-unsigned long active_tasks_mask = 0; /* Mask of threads with active tasks */
+volatile unsigned long active_tasks_mask = 0; /* Mask of threads with active tasks */
 unsigned long global_tasks_mask = 0; /* Mask of threads with tasks in the global runqueue */
 unsigned int tasks_run_queue = 0;
 unsigned int tasks_run_queue_cur = 0;    /* copy of the run queue size */