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Re: [PATCH 01/19] orinoco: Add ESSID specific scanning for Agere fw

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On Tue, 2008-08-05 at 17:55 -0400, Dan Williams wrote:
> On Tue, 2008-08-05 at 17:15 -0400, Pavel Roskin wrote:

> > If I use 32-bit kernel with 32-bit userspace, essid filtering works, but
> > only to a degree.  Old scan results are cached somewhere, so if I scan
> > with essid and then without essid, I get filtered results.  Likewise, If
> > I don't use filtering the first time, but use it the second time, I get
> > unfiltered results.
> 
> Scanning for a specific SSID never has "filtered" the results, nor
> should it.  It just probe-scans the requested SSID and return any new
> results in with the cached ones.  You requested an SSID scan, thus you
> must know the SSID, thus you can do the filtering yourself?

Perhaps I used a wrong word.  If requesting a scan, I expect to get
results from a scan with the parameters I supplied.  If the scan results
are from a scan with different parameters, I don't want them.  I'd
rather see the driver return EAGAIN than results of a scan with
different parameters.

The userspace is welcome to keep a pool of all APs found by any scans,
but I don't think drivers should do it.

I believe it was discussed before.  If there was any decision how we
want drivers to behave, let's stick with it.

-- 
Regards,
Pavel Roskin
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