netdev - Re: [PATCH net] sfc: disable RSS when unsupported

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Message-Id: <20160428.142225.2060200700551666300.davem@davemloft.net>
Date:	Thu, 28 Apr 2016 14:22:25 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	bkenward@...arflare.com
Cc:	netdev@...r.kernel.org, jcooper@...arflare.com,
	linux-net-drivers@...arflare.com
Subject: Re: [PATCH net] sfc: disable RSS when unsupported

From: Bert Kenward <bkenward@...arflare.com>
Date: Mon, 25 Apr 2016 16:51:00 +0100

> From: Jon Cooper <jcooper@...arflare.com>
> 
> When certain firmware variants are selected (via the sfboot utility) the
> SFC7000 and SFC8000 series NICs don't support RSS. The driver still
> tries (and fails) to insert filters with the RSS flag, and the NIC fails
> to pass traffic.
> 
> When the firmware reports RSS_LIMITED suppress allocating a default RSS
> context. The absence of an RSS context is picked up in filter insertion
> and RSS flags are discarded.
> 
> Signed-off-by: Bert Kenward <bkenward@...arflare.com>

Applied.