netdev - Re: [PATCH net-next 0/4] net/mlx4_en: Add accelerated RFS support

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Message-Id: <20120718.114158.2161516212050365274.davem@davemloft.net>
Date:	Wed, 18 Jul 2012 11:41:58 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	ogerlitz@...lanox.com
Cc:	roland@...nel.org, netdev@...r.kernel.org, oren@...lanox.com,
	yevgenyp@...lanox.com, amirv@...lanox.com
Subject: Re: [PATCH net-next 0/4] net/mlx4_en: Add accelerated RFS support

From: Or Gerlitz <ogerlitz@...lanox.com>
Date: Wed, 18 Jul 2012 17:19:18 +0300

> This series from Amir Vadai adds support for Accelerated RFS 
> to the mlx4_en Ethernet driver.
> 
> The code uses the Accelerated RFS infrastructure and HW flow steering 
> to keep CPU affinity of rx interrupts and applications per TCP stream.
> 
> To do so, we had to add little protection to cpu_rmap.h against double 
> inclusion. Also, added linking between CPU to IRQ using rmap in the 
> mlx4_core driver.

Please use CONFIG_RFS_ACCEL consistently to protect this feature
in your driver sources.

Using CPU_RMAP in a few places is inconsistent, and not what other
drivers do.

Thanks.
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