Re: [ipw3945-devel] chaning mode only when interface down?

[Derek Atkins <warlord@MIT.EDU>]

"John W. Linville" <linville@tuxdriver.com> writes:

> On Fri, Aug 03, 2007 at 10:33:07AM -0400, Derek Atkins wrote:
>> Johannes Berg <johannes@sipsolutions.net> writes:
>> 
>> > On Thu, 2007-08-02 at 14:48 +0200, dragoran wrote:
>> >
>> >> > Nono, you cannot solve it in the driver. The whole design of mac80211
>> >> > mandates that assumption and I think it is a valid one to make.
>> >> why? did the old way (allow mode changing while up) caused any problems?
>> >
>> > Why should it be allowed? Can you come up with a good reason for that
>> > since you lose all state anyway when doing mode transitions?
>> 
>> Um, what state?  Sure you lose your layer 2 state, but why force a
>> layer 3 lossage when you don't necessarily have to do so?  For
>> example, I've seen plenty of networks that have both 802.11(a) and
>> 802.11(b/g) networks that share absolutely everything at layer 3.
>
> I think you are confusing a/b/g "mode" (which is _not_ the topic)
> with AP/STA/IBSS/monitor "mode" (which is the topic).

Indeed I am, mea culpa.   I'll go shut up now.

> John

-derek

-- 
       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
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