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Message-Id: <1455731506-62165-5-git-send-email-jeffrey.t.kirsher@intel.com> Date: Wed, 17 Feb 2016 09:51:35 -0800 From: Jeff Kirsher <jeffrey.t.kirsher@...el.com> To: davem@...emloft.net Cc: Shannon Nelson <shannon.nelson@...el.com>, netdev@...r.kernel.org, nhorman@...hat.com, sassmann@...hat.com, jogreene@...hat.com, Jeff Kirsher <jeffrey.t.kirsher@...el.com> Subject: [net-next 04/15] i40e: do TSO only if CHECKSUM_PARTIAL is set From: Shannon Nelson <shannon.nelson@...el.com> Don't bother trying to set up a TSO if the skb->ip_summed is not set to CHECKSUM_PARTIAL. Change-ID: I6495b3568e404907a2965b48cf3e2effa7c9ab55 Signed-off-by: Shannon Nelson <shannon.nelson@...el.com> Tested-by: Andrew Bowers <andrewx.bowers@...el.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com> --- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 3 +++ drivers/net/ethernet/intel/i40evf/i40e_txrx.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index f2e6afc..15130b5d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -2221,6 +2221,9 @@ static int i40e_tso(struct i40e_ring *tx_ring, struct sk_buff *skb, u32 l4len; int err; + if (skb->ip_summed != CHECKSUM_PARTIAL) + return 0; + if (!skb_is_gso(skb)) return 0; diff --git a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c index 69fb85f..4205aef 100644 --- a/drivers/net/ethernet/intel/i40evf/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40evf/i40e_txrx.c @@ -1471,6 +1471,9 @@ static int i40e_tso(struct i40e_ring *tx_ring, struct sk_buff *skb, u32 l4len; int err; + if (skb->ip_summed != CHECKSUM_PARTIAL) + return 0; + if (!skb_is_gso(skb)) return 0; -- 2.5.0
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