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IB/ipoib: Suppress the retry related completion errors 

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 <michael.nowak@oracle.com>
Tested-by: Rafael Alejandro Peralez <rafael.peralez@oracle.com>
Tested-by: Liwen Huang <liwen.huang@oracle.com>
Tested-by: Hong Liu <hong.x.liu@oracle.com>
Reviewed-by: Mukesh Kacker <mukesh.kacker@oracle.com>
Reported-by: Rajiv Raja <rajiv.raja@oracle.com>
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Santosh Shilimkar 2017-09-07 13:38:18 +03:00 committed by Doug Ledford
parent 8b1bbf36b7
commit af3c79beff
1 changed files with 11 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/infiniband/ulp/ipoib/ipoib_cm.c
View File

@ -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;