On Thu, Jan 24, 2013 at 8:57 PM, Bill Nottingham <notting@xxxxxxxxxx> wrote:
> Matthew Miller (mattdm@xxxxxxxxxxxxxxxxx) said:
>> > But I guess we simply have a different definition of a user here. Your
>> > definition is probably closer to what the page calls "admins", which is
>> > covered by the next lines in the feature page, which you didn't paste:
>>
>> Right. For Fedora, developers and admins are an important subset of users.
>>
>> > "As biosdevname is installed by default ... most administrators won't
>> > see this either. "
>>
>> If the new scheme really is better, we should suck it up and make the whole
>> change. It'd be better to do what we can to make that transition easier --
>> like using similar names were possible -- than to have a weird mixed state.
>
> So, thinking - if we were to go this route, I think we'd want a clean
> break, where we don't use biosdevname at all if we're using this.
>
> The simplest way to do that would be:
> - change biosdevname to not be installed by default
> - enable these rules only on install, not on upgrade
> both of which are pretty easily doable.
>
> To quote the documentation, of the device name formats:
>
> * Two character prefixes based on the type of interface:
> * en -- ethernet
> * wl -- wlan
> * ww -- wwan
> *
> * Type of names:
> * o<index> -- on-board device index number
> * s<slot>[f<function>][d<dev_id>] -- hotplug slot index number
> * x<MAC> -- MAC address
> * p<bus>s<slot>[f<function>][d<dev_id>] -- PCI geographical location
> * p<bus>s<slot>[f<function>][u<port>][..][c<config>][i<interface>]
> * -- USB port number chain
>
> What concerns would people have with this naming? Off the top of my head:
>
> - wwan devices aren't always discoverable (they can show up as ethernet)
> - devices that biosdevname considers emX via enumeration/guessing would
> now have enpXsY, which could be considered 'uglier'
Do we actually need to change the naming of onboard devices from emN ?
I wouldn't be surprised to see em1 hardcoded the same way eth0 used
to be hardcoded. Getting rid of the type-dependent prefix would also
resolve the wwan concern.
Mirek
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