[3.16.y-ckt stable] Patch "net/mlx4_en: Remove dependency between timestamping capability and service_task" has been added to the 3.16.y-ckt tree

[Luis Henriques]

This is a note to let you know that I have just added a patch titled

    net/mlx4_en: Remove dependency between timestamping capability and service_task

to the linux-3.16.y-queue branch of the 3.16.y-ckt extended stable tree 
which can be found at:

    http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.16.y-queue

This patch is scheduled to be released in version 3.16.7-ckt23.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.16.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Luis

---8<------------------------------------------------------------

>From e4ce5a34c1005df257d651d9bd1071382bf0ae51 Mon Sep 17 00:00:00 2001
From: Eugenia Emantayev <eugenia at mellanox.com>
Date: Thu, 17 Dec 2015 15:35:37 +0200
Subject: net/mlx4_en: Remove dependency between timestamping capability and
 service_task

commit fc9f5ea9b4ecbe9b7839c92f0a54261809c723d3 upstream.

Service task is responsible for other tasks in addition to timestamping
overflow check. Launch it even if timestamping is not supported by device.

Fixes: 07841f9d94c1 ('net/mlx4_en: Schedule napi when RX buffers allocation fails')
Signed-off-by: Eugenia Emantayev <eugenia at mellanox.com>
Signed-off-by: Eran Ben Elisha <eranbe at mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz at mellanox.com>
Signed-off-by: David S. Miller <davem at davemloft.net>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
 drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 8be0c179e25d..3e663928b51e 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -2655,9 +2655,8 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
 	}
 	queue_delayed_work(mdev->workqueue, &priv->stats_task, STATS_DELAY);

-	if (mdev->dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_TS)
-		queue_delayed_work(mdev->workqueue, &priv->service_task,
-				   SERVICE_TASK_DELAY);
+	queue_delayed_work(mdev->workqueue, &priv->service_task,
+			   SERVICE_TASK_DELAY);

 	err = register_netdev(dev);
 	if (err) {