[PATCH 41 of 53] ipath - disable interrupts while holding spinlock inRWQE get
From: Bryan O'Sullivan
Date: Fri May 12 2006 - 19:46:14 EST
Signed-off-by: Bryan O'Sullivan <bos@xxxxxxxxxxxxx>
diff -r 160a111381ae -r 83f1832c6015 drivers/infiniband/hw/ipath/ipath_ruc.c
--- a/drivers/infiniband/hw/ipath/ipath_ruc.c Fri May 12 15:55:29 2006 -0700
+++ b/drivers/infiniband/hw/ipath/ipath_ruc.c Fri May 12 15:55:29 2006 -0700
@@ -171,12 +171,13 @@ int ipath_get_rwqe(struct ipath_qp *qp,
n = rq->head - rq->tail;
if (n < srq->limit) {
srq->limit = 0;
- spin_unlock(&rq->lock);
+ spin_unlock_irqrestore(&rq->lock, flags);
ev.device = qp->ibqp.device;
ev.element.srq = qp->ibqp.srq;
ev.event = IB_EVENT_SRQ_LIMIT_REACHED;
srq->ibsrq.event_handler(&ev,
srq->ibsrq.srq_context);
+ spin_lock_irqsave(&rq->lock, flags);
}
}
done:
-
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