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From: Ben Hutchings <bhutchings@solarflare.com>
To: s.poehn@stud.hs-esslingen.de
Cc: netdev@vger.kernel.org, sebastian.poehn@belden.com
Subject: Re: [PATCH] ethtool: mask out FLOW_EXT
Date: Wed, 01 Jun 2011 21:02:29 +0100	[thread overview]
Message-ID: <1306958549.2758.3.camel@bwh-desktop> (raw)
In-Reply-To: <31603.80.254.147.148.1306158835.squirrel@webmail.hs-esslingen.de>

On Mon, 2011-05-23 at 15:53 +0200, Sebastian Pöhn wrote:
> Sorry for the disclaimer the last time!
> 
> The FLOW_EXT bit must be masked out. Otherwise if e.g. vlan is set a
> driver receiving the ntuple may not detect the flow_type correctly!
> 
> Signed-off-by: Sebastian Poehn <sebastian.poehn@belden.com>
> ---
> 
> diff --git a/ethtool.c b/ethtool.c
> index 34fe107..0b7ec05 100644
> --- a/ethtool.c
> +++ b/ethtool.c
> @@ -3134,6 +3134,9 @@ static int flow_spec_to_ntuple(struct
> ethtool_rx_flow_spec *fsp,
>                  (u64)ntohl(~fsp->m_ext.data[1]);
>          }
>      }
> +
> +    /*Mask out the extended bit, because ntuple does not know it!*/
> +    ntuple->flow_type &= ~FLOW_EXT;
> 
>      return 0;
>  }

Applied, with fixes to spacing.  Thanks.

In future, please ensure that your editor and mailer do *not* convert
tabs to spaces.  Also put spaces between the comment delimiters and
text, consistent with the rest of the code.

Ben.

-- 
Ben Hutchings, Senior Software Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.


      reply	other threads:[~2011-06-01 20:02 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-23 13:53 [PATCH] ethtool: mask out FLOW_EXT Sebastian Pöhn
2011-06-01 20:02 ` Ben Hutchings [this message]

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