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authorSteve Wise <swise@opengridcomputing.com>2012-04-27 09:59:16 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-06-01 15:18:15 +0800
commitb7a1a2016dba604884bfffb2e5ccf0ebc41b6e52 (patch)
treef9fd64b727ea55eed31999dcc9c89af58f451a11 /drivers/infiniband
parent694450c8fa0dd37c49910c8d278cd68fab219006 (diff)
RDMA/cxgb4: Always wake up waiters in c4iw_peer_abort_intr()
commit 0f1dcfae6bc5563424346ad3a03282b8235a4c33 upstream. 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> Signed-off-by: Roland Dreier <roland@purestorage.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/hw/cxgb4/cm.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 92b4c2b0308b..8f4314391448 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -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;
}