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RDMA/cxgb4: Always wake up waiters in c4iw_peer_abort_intr()

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This fixes a race where an ingress abort fails to wake up the thread
blocked in rdma_init() causing the app to hang.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Roland Dreier <roland@purestorage.com>
This commit is contained in:
Steve Wise 2012-04-27 09:59:16 -05:00 committed by Roland Dreier
parent bd61baaf59
commit 0f1dcfae6b
1 changed files with 1 additions and 4 deletions
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5
drivers/infiniband/hw/cxgb4/cm.c
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@ -2667,11 +2667,8 @@ static int peer_abort_intr(struct c4iw_dev *dev, struct sk_buff *skb)
/*
* Wake up any threads in rdma_init() or rdma_fini().
* However, this is not needed if com state is just
* MPA_REQ_SENT
*/
if (ep->com.state != MPA_REQ_SENT)
c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET);
c4iw_wake_up(&ep->com.wr_wait, -ECONNRESET);
sched(dev, skb);
return 0;
}