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[5/6] i40iw: Assign MSS only when it is a new MTU

Message ID 20161206214935.41584-6-henry.orosco@intel.com (mailing list archive)
State Accepted
Headers show

Commit Message

Henry Orosco Dec. 6, 2016, 9:49 p.m. UTC 
From: Mustafa Ismail <mustafa.ismail@intel.com>

Currently we are changing the MSS regardless of whether
there is a change or not in MTU. Fix to make the
assignment of MSS dependent on an MTU change.

Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Henry Orosco <henry.orosco@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
---
 drivers/infiniband/hw/i40iw/i40iw_main.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/infiniband/hw/i40iw/i40iw_main.c b/drivers/infiniband/hw/i40iw/i40iw_main.c
index 85d8fa6..cf9d288 100644
--- a/drivers/infiniband/hw/i40iw/i40iw_main.c
+++ b/drivers/infiniband/hw/i40iw/i40iw_main.c
@@ -1724,6 +1724,8 @@  static void i40iw_l2param_change(struct i40e_info *ldev, struct i40e_client *cli
 	for (i = 0; i < I40E_CLIENT_MAX_USER_PRIORITY; i++)
 		l2params->qs_handle_list[i] = params->qos.prio_qos[i].qs_handle;
 
+	l2params->mss = (params->mtu) ? params->mtu - I40IW_MTU_TO_MSS : iwdev->mss;
+
 	INIT_WORK(&work->work, i40iw_l2params_worker);
 	queue_work(iwdev->param_wq, &work->work);
 }