Commit e097b513 authored Apr 23, 2007 by Christoph Hellwig Committed by Arnd Bergmann Apr 23, 2007

[POWERPC] spu sched: ensure preempted threads are put back on the runqueue, part2



To not lose a spu thread we need to make sure it always gets put back
on the runqueue.  In find_victim aswell as in the scheduler tick as done
in the previous patch.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>

parent b3e76cc3

arch/powerpc/platforms/cell/spufs/sched.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -391,6 +391,12 @@ static struct spu find_victim(struct spu_context ctx)
		}
		spu_unbind_context(spu, victim);
		mutex_unlock(&victim->state_mutex);
		/*
		* We need to break out of the wait loop in spu_run
		* manually to ensure this context gets put on the
		* runqueue again ASAP.
		*/
		wake_up(&victim->stop_wq);
		return spu;
		}
		}