From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Date: Fri, 20 Nov 2009 06:24:21 -0800

> On Fri, Nov 20, 2009 at 06:02, Jaswinder Singh Rajput
> <jaswinder@kernel.org> wrote:
>>
>> tc is required by CONFIG_IXGBE_DCB.
>> This also fixes compilation warning:
>>
>>  drivers/net/ixgbe/ixgbe_main.c: In function ‘ixgbe_tx_is_paused’:
>>  drivers/net/ixgbe/ixgbe_main.c:245: warning: unused variable ‘tc’
>>
>> Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
 ...
> I just submitted a patch to fix this.  So NAK.

But his is much cleaner that your's, less ifdefs.  I think we
should therefore use Jasdinder's version.

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