From 917690cd035b422b1ac933ac160d26016aa454ac Mon Sep 17 00:00:00 2001 From: Brice Goglin Date: Tue, 27 Mar 2007 21:54:53 +0200 Subject: [PATCH] myri10ge: correctly detect when TSO should be used Correctly detect when TSO should be used on transmit by looking at the skb->gso_size rather than seeing if the frame was larger than our MTU. The old method causes problems when a host with a large (jumbo) MTU is sending to a host with a small (standard) MTU. Signed-off-by: Brice Goglin Signed-off-by: Jeff Garzik --- drivers/net/myri10ge/myri10ge.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index b05b20e..c216e6a 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -71,7 +71,7 @@ #include "myri10ge_mcp.h" #include "myri10ge_mcp_gen_header.h" -#define MYRI10GE_VERSION_STR "1.3.0-1.226" +#define MYRI10GE_VERSION_STR "1.3.0-1.227" MODULE_DESCRIPTION("Myricom 10G driver (10GbE)"); MODULE_AUTHOR("Maintainer: help@myri.com"); @@ -2015,10 +2015,9 @@ again: mss = 0; max_segments = MXGEFW_MAX_SEND_DESC; - if (skb->len > (dev->mtu + ETH_HLEN)) { + if (skb_is_gso(skb)) { mss = skb_shinfo(skb)->gso_size; - if (mss != 0) - max_segments = MYRI10GE_MAX_SEND_DESC_TSO; + max_segments = MYRI10GE_MAX_SEND_DESC_TSO; } if ((unlikely(avail < max_segments))) { -- 2.7.4