From f56bcd8013566d4ad4759ae5fc85a6660e4655c7 Mon Sep 17 00:00:00 2001 From: Eli Cohen Date: Tue, 29 Apr 2008 13:46:53 -0700 Subject: IPoIB: Use separate CQ for UD send completions Use a dedicated CQ for UD send completions. Also, do not arm the UD send CQ, which reduces the number of interrupts generated. This patch farther reduces overhead by not calling poll CQ for every posted send WR -- it does polls only when there 16 or more outstanding work requests. Signed-off-by: Eli Cohen Signed-off-by: Roland Dreier --- drivers/infiniband/ulp/ipoib/ipoib_ethtool.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/infiniband/ulp/ipoib/ipoib_ethtool.c') diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c b/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c index 9a47428366c9..10279b79c44d 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ethtool.c @@ -71,7 +71,7 @@ static int ipoib_set_coalesce(struct net_device *dev, coal->rx_max_coalesced_frames > 0xffff) return -EINVAL; - ret = ib_modify_cq(priv->cq, coal->rx_max_coalesced_frames, + ret = ib_modify_cq(priv->recv_cq, coal->rx_max_coalesced_frames, coal->rx_coalesce_usecs); if (ret && ret != -ENOSYS) { ipoib_warn(priv, "failed modifying CQ (%d)\n", ret); -- cgit v1.2.3