netdev - Re: Question on netif_tx_queue

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Date:	Tue, 27 Jan 2009 22:12:43 -0800
From:	Ben Greear <greearb@...delatech.com>
To:	David Miller <davem@...emloft.net>
CC:	netdev@...r.kernel.org
Subject: Re: Question on netif_tx_queue_stopped

David Miller wrote:
> From: Ben Greear <greearb@...delatech.com>
> Date: Tue, 27 Jan 2009 22:05:01 -0800
>
>   
>> I'm doing some tests with pktgen and the 8139too (realtek) driver
>> in kernel 2.6.29-rc2.
>>
>> It seems that netif_tx_queue_stopped will return false fairly often even if the
>> cable is pulled from the NIC.
>>
>> Is that expected?
>>     
>
> Yep.
>
> Pulling the cable out only effects netif_carrier_ok().
>   
Thanks.  I'll just add a check for that as well before I try to transmit.

Thanks,
Ben

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-- 
Ben Greear <greearb@...delatech.com> 
Candela Technologies Inc  http://www.candelatech.com


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