diff mbox

mlx4_en: Fix loss of promiscuity

Message ID 20110327110126.GA25595@gondor.apana.org.au
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Herbert Xu March 27, 2011, 11:01 a.m. UTC
Hi:

mlx4_en: Fix loss of promiscuity

The mlx4_en driver uses the combination stop_port/start_port
in a number of places.  Unfortunately that causes any promiscuous
mode settings on the hardware to be lost.

This patch fixes that problem.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Thanks,

Comments

Yevgeny Petrilin March 27, 2011, 11:21 a.m. UTC | #1
> mlx4_en: Fix loss of promiscuity
> 
> The mlx4_en driver uses the combination stop_port/start_port in a number of places.  Unfortunately that causes any promiscuous mode settings on the hardware to be lost.
> 
> This patch fixes that problem.
> 
> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
> 

Thank you Herbert,
This patch does fix the problem you reported on.

Thanks,
Yevgeny
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David Miller March 28, 2011, 1:43 a.m. UTC | #2
From: Yevgeny Petrilin <yevgenyp@mellanox.co.il>
Date: Sun, 27 Mar 2011 11:21:37 +0000

>> mlx4_en: Fix loss of promiscuity
>> 
>> The mlx4_en driver uses the combination stop_port/start_port in a number of places.  Unfortunately that causes any promiscuous mode settings on the hardware to be lost.
>> 
>> This patch fixes that problem.
>> 
>> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
>> 
> 
> Thank you Herbert,
> This patch does fix the problem you reported on.

Please ACK patches explicitly by stating:

Acked-by: ...

in your reply so that your feedback automatically ends up in the tree
when I apply his patch.
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David Miller March 28, 2011, 1:43 a.m. UTC | #3
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Sun, 27 Mar 2011 19:01:26 +0800

> mlx4_en: Fix loss of promiscuity
> 
> The mlx4_en driver uses the combination stop_port/start_port
> in a number of places.  Unfortunately that causes any promiscuous
> mode settings on the hardware to be lost.
> 
> This patch fixes that problem.
> 
> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Applied, thanks Herbert.
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diff mbox

Patch

diff --git a/drivers/net/mlx4/en_netdev.c b/drivers/net/mlx4/en_netdev.c
index 5762ebd..4f158ba 100644
--- a/drivers/net/mlx4/en_netdev.c
+++ b/drivers/net/mlx4/en_netdev.c
@@ -742,6 +742,9 @@  int mlx4_en_start_port(struct net_device *dev)
 				  0, MLX4_PROT_ETH))
 		mlx4_warn(mdev, "Failed Attaching Broadcast\n");
 
+	/* Must redo promiscuous mode setup. */
+	priv->flags &= ~(MLX4_EN_FLAG_PROMISC | MLX4_EN_FLAG_MC_PROMISC);
+
 	/* Schedule multicast task to populate multicast list */
 	queue_work(mdev->workqueue, &priv->mcast_task);