Re: [PATCH] e1000e: New pci-express e1000 driver (currently for ICH9 devices only)

[Arjan van de Ven <arjan@linux.intel.com>]

Kok, Auke wrote:
> Andi Kleen wrote:
>> "Kok, Auke" <auke-jan.h.kok@intel.com> writes:
>>
>>> All,
>>>
>>> Another update on e1000e. Many thanks to Jeff for helping out and
>>> getting this going forward. The driver is unfortunately still too
>>> large to post, so please use the URL's below to review:
>>
>> Just some things I noticed; no comprehensive review
> 
> thanks, quick reply to one of the issues below, others I'll take into 
> account and look into deeper.
> 
> 
>> +       mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL);
>> Should use round_jiffies to avoid wakeups
> 
> actually, not here - we don't want the led to blink unreliably. If the 
> timer gets stalled beyond 1/2 a second and is irregular, you'll never be 
> able to identify the proper adapter port in you data center.
> 
> remember, this is only used once the user invokes 'ethtool -p'

round_jiffies is regular, except for the first time..

(it's a whole-second only though)