From: Simon Marlow <marlowsd@gmail.com>
Date: Mon, 9 Feb 2009 11:25:36 +0000 (+0000)
Subject: scheduleYield(): check the wakeup queue before yielding
X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=commitdiff_plain;h=a233641531c30f3ae5839a02d60e342fd2c87e58

scheduleYield(): check the wakeup queue before yielding
---

diff --git a/rts/Schedule.c b/rts/Schedule.c
index 978adb8..6c46c09 100644
--- a/rts/Schedule.c
+++ b/rts/Schedule.c
@@ -744,6 +744,7 @@ scheduleYield (Capability **pcap, Task *task)
     // if we have work, and we don't need to give up the Capability, continue.
     if (!shouldYieldCapability(cap,task) && 
         (!emptyRunQueue(cap) ||
+         !emptyWakeupQueue(cap) ||
          blackholes_need_checking ||
          sched_state >= SCHED_INTERRUPTING))
         return;