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

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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>
This commit is contained in:
Christoph Hellwig 2007-04-23 21:08:09 +02:00 committed by Arnd Bergmann
parent b3e76cc324
commit e097b51328
1 changed files with 6 additions and 0 deletions
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6
arch/powerpc/platforms/cell/spufs/sched.c
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@ -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;
}
}