From: Santosh Shilimkar Date: Thu, 7 Sep 2017 10:38:18 +0000 (+0300) Subject: IB/ipoib: Suppress the retry related completion errors X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=af3c79beff48fb2bd1c79d02688004cf57215acf;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git 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 Tested-by: Rafael Alejandro Peralez Tested-by: Liwen Huang Tested-by: Hong Liu Reviewed-by: Mukesh Kacker Reported-by: Rajiv Raja Signed-off-by: Santosh Shilimkar Signed-off-by: Yuval Shaia Signed-off-by: Doug Ledford --- diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 14b62f7472b4..7774654c2ccb 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -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;