On Wed, Dec 28, 2016 at 02:47:26PM +0200, Leon Romanovsky wrote:
> From: Feras Daoud <ferasda@xxxxxxxxxxxx>
>
> If a receive request has not been posted to the work queue, the incoming
> message is rejected and the peer will receive a receiver-not-ready (RNR)
> error. In IPoIB, IB_WC_RNR_RETRY_EXC_ERR error is part of the life cycle
> therefore ipoib_cm_handle_tx_wc function will print to debug instead
> of warnings.
>
> Signed-off-by: Feras Daoud <ferasda@xxxxxxxxxxxx>
> Signed-off-by: Erez Shitrit <erezsh@xxxxxxxxxxxx>
> Signed-off-by: Leon Romanovsky <leon@xxxxxxxxxx>
> ---
> drivers/infiniband/ulp/ipoib/ipoib_cm.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
> index a720d2d..c433e72 100644
> --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c
> +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c
> @@ -820,9 +820,12 @@ void ipoib_cm_handle_tx_wc(struct net_device *dev, struct ib_wc *wc)
> wc->status != IB_WC_WR_FLUSH_ERR) {
> struct ipoib_neigh *neigh;
>
> - ipoib_dbg(priv, "failed cm send event "
> - "(status=%d, wrid=%d vend_err %x)\n",
> - wc->status, wr_id, wc->vendor_err);
> + if (wc->status != IB_WC_RNR_RETRY_EXC_ERR)
> + ipoib_warn(priv, "failed cm send event (status=%d, wrid=%d vend_err %x)\n",
> + wc->status, wr_id, wc->vendor_err);
> + else
> + ipoib_dbg(priv, "failed cm send event (status=%d, wrid=%d vend_err %x)\n",
> + wc->status, wr_id, wc->vendor_err);
>
> spin_lock_irqsave(&priv->lock, flags);
> neigh = tx->neigh;
Reviewed-by: Yuval Shaia <yuval.shaia@xxxxxxxxxx>
> --
> 2.10.2
>
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