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IB/ipoib: Suppress the retry related completion errors

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IPoIB doesn't support transport/rnr retry schemes as per
RFC so those errors are expected. No need to flood the
log files with them.

Tested-by: Michael Nowak <[email protected]>
Tested-by: Rafael Alejandro Peralez <[email protected]>
Tested-by: Liwen Huang <[email protected]>
Tested-by: Hong Liu <[email protected]>
Reviewed-by: Mukesh Kacker <[email protected]>
Reported-by: Rajiv Raja <[email protected]>
Signed-off-by: Santosh Shilimkar <[email protected]>
Signed-off-by: Yuval Shaia <[email protected]>
Signed-off-by: Doug Ledford <[email protected]>
This commit is contained in:
Santosh Shilimkar 2017-09-07 13:38:18 +03:00 • committed by Doug Ledford
commit af3c79beff
1 changed files with 11 additions and 5 deletions
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16
drivers/infiniband/ulp/ipoib/ipoib_cm.c
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@ -823,12 +823,18 @@ 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;
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);
/* IB_WC[_RNR]_RETRY_EXC_ERR error is part of the life cycle,
* so don't make waves.
*/
if (wc->status == IB_WC_RNR_RETRY_EXC_ERR ||
wc->status == IB_WC_RETRY_EXC_ERR)
ipoib_dbg(priv,
"%s: failed cm send event (status=%d, wrid=%d vend_err 0x%x)\n",
__func__, 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);
ipoib_warn(priv,
"%s: failed cm send event (status=%d, wrid=%d vend_err 0x%x)\n",
__func__, wc->status, wr_id, wc->vendor_err);
spin_lock_irqsave(&priv->lock, flags);
neigh = tx->neigh;