Re: [wireless] wireless: Keep phy name consistent across module reloads.

[Ben Greear <greearb@candelatech.com>]

On 09/24/2010 02:31 PM, Johannes Berg wrote:
> On Fri, 2010-09-24 at 14:25 -0700, Ben Greear wrote:
>
>>> Actually, right now it doesn't even allow you to use a "phy%d" name,
>>> which is because I don't want (sysfs, debugfs) errors coming from doing
>>> "iw phy0 set name phy1" and then plugging in a new device ... In doing
>>> that, I manage to avoid having to allocate two different numbers...
>>
>> I tried rename few months ago, to rename back to phy0, and it failed
>> for no obvious reason..so I just assumed rename didn't work at all.
>> Would you like a patch to print something in kernel logs when someone
>> tries to rename to phy%d?
>
> Well, if you want to work on getting an unused phy%d name this would be
> kinda pointless, no?
>
>>> I suppose it'd be possible to treat this more like interfaces. Want to
>>> also make it per net namespace? ;-)
>>
>> Probably best for all involved if I don't mess with namespaces right now,
>> but I'll be happy to work on (or test) a patch to find the first un-used phyX name,
>> if that's what you mean.
>
> I think that'd be OK, even if maybe at this point a little unexpected?

I'll give it a try right quick.

Thanks,
Ben

>
> johannes


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