em driver, 82574L chip, and possibly ASPM

Mike Tancsa mike at sentex.net
Tue Jul 12 18:58:26 UTC 2011


On 7/12/2011 2:54 PM, Hooman Fazaeli wrote:
> tanx.
> 
> out of curiosity, can some one pls. explain this?
> 
> In if_em.c, function em_start_locked, there is:
> 
>     if (txr->tx_avail <= EM_TX_CLEANUP_THRESHOLD)
>           em_txeof(txr);
> 
> inside while loop. While is if_igb.c, function igb_start_locked,
> a similar code it is out of while loop:
> 
>       if (txr->tx_avail <= IGB_TX_CLEANUP_THRESHOLD)
>                 igb_txeof(txr);
> 
> is this intentional or mistake?
> 

No idea, but Jack Vogel might know.

	---Mike



> 
> On 7/6/2011 2:58 PM, Mike Tancsa wrote:
>> On 7/6/2011 4:29 AM, Hooman Fazaeli wrote:
>>> Can you pls. share the patch for freebsd 7?
>> Its in the tree.
>>
>> http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/dev/e1000/
>>
>>
>>     ---Mike
>>
> 
> 


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-------------------
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