From: Steve Wise <swise@opengridcomputing.com>
Date: Fri, 10 Sep 2010 16:15:41 +0000 (-0500)
Subject: RDMA/cxgb4: Set the default TCP send window to 128KB
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=98ae68b7ee6adb75ede42d84eae4032dbb122b81;p=openwrt%2Fstaging%2Fblogic.git

RDMA/cxgb4: Set the default TCP send window to 128KB

This helps with large IO throughput.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---

diff --git a/drivers/infiniband/hw/cxgb4/cm.c b/drivers/infiniband/hw/cxgb4/cm.c
index 9b5c3e38e452..0f68e2bb3945 100644
--- a/drivers/infiniband/hw/cxgb4/cm.c
+++ b/drivers/infiniband/hw/cxgb4/cm.c
@@ -117,9 +117,9 @@ static int rcv_win = 256 * 1024;
 module_param(rcv_win, int, 0644);
 MODULE_PARM_DESC(rcv_win, "TCP receive window in bytes (default=256KB)");
 
-static int snd_win = 32 * 1024;
+static int snd_win = 128 * 1024;
 module_param(snd_win, int, 0644);
-MODULE_PARM_DESC(snd_win, "TCP send window in bytes (default=32KB)");
+MODULE_PARM_DESC(snd_win, "TCP send window in bytes (default=128KB)");
 
 static struct workqueue_struct *workq;