linux-kernel - Re: [PATCH net-next] net: netdev_pick_tx: use get_xps

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Message-ID: <1368828197.3301.112.camel@edumazet-glaptop>
Date:	Fri, 17 May 2013 15:03:17 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	govind <govindarajulu90@...il.com>
Cc:	davem@...emloft.net, xiyou.wangcong@...il.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net: netdev_pick_tx: use get_xps_q if xps map
 is set

On Sat, 2013-05-18 at 01:20 +0530, govind wrote:

> I see. In ixgbe_select_queue we use __netdev_pick_tx only if packet is not
> FCOE & FIP.
> 
> If you see
> bnx2x_select_queue in drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c, line 1832
> and mlx4_en_select_queue in drivers/net/ethernet/mellanox/mlx4/en_tx.c, line 547.
> we cannot have xps working with these drivers.
> 
> This needs to be fixed by replacing __skb_tx_hash with __netdev_pick_tx. Am i 
> correct?

Yes, this seems better.


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