From: Andre Noll <maan@systemlinux.org>
Date: Thu, 22 Apr 2010 21:12:46 +0000 (+0200)
Subject: audiod: Avoid busy loop if switched off.
X-Git-Tag: v0.4.2~1
X-Git-Url: http://git.tue.mpg.de/?a=commitdiff_plain;h=e62e55701ef07bfa9f5805718ceac2c54ead3dbc;p=paraslash.git

audiod: Avoid busy loop if switched off.

Also, request a minimal delay if the status task has to be shut down.
---

diff --git a/audiod.c b/audiod.c
index cc4164fe..380e53e0 100644
--- a/audiod.c
+++ b/audiod.c
@@ -1152,7 +1152,9 @@ static void status_pre_select(struct sched *s, struct task *t)
 	ret = btr_node_status(st->btrn, 0, BTR_NT_LEAF);
 	if (ret > 0)
 		goto min_delay;
-	if (!st->ct)
+	if (st->ct && audiod_status == AUDIOD_OFF)
+		goto min_delay;
+	if (!st->ct && audiod_status != AUDIOD_OFF)
 		sched_request_barrier_or_min_delay(&st->restart_barrier, s);
 	if (cafn >= 0)
 		sched_request_barrier(&afi[cafn].restart_barrier, s);