Re: feedback on attempting to build network-manager from Subversion

[Mark Stosberg <mark summersault com>]

Dan Williams wrote:
> On Tue, 2007-03-13 at 20:48 -0400, Mark Stosberg wrote:
>> I tried to build NetworkManager from SVN tonight, to see if the latest
>> version fixed this bug already:
>>
>> http://bugzilla.gnome.org/show_bug.cgi?id=418065
>>
>> >From this ChangeLog entry, it appears that might be fixed:
>>
>> ##########
>>  * src/nm-device-802-11-wireless.c: Fix wireless device scanning
>> scheduler.	The new algorithm is to start from SCAN_INTERVAL_MIN
>> (currently defined as 0)	and add a SCAN_INTERVAL_STEP (currently 20
>> seconds) with each successful scan	until SCAN_INTERVAL_MAX (currently
>> 120 seconds) is reached. Do not scan while	the device is down,
>> activating, or activated (in case of A/B/G cards).Remove some old dead
>> ifdef'ed out code that used to configure wireless devices, it's all done
>> through supplicant now.
>> ##############
> 
> Likely not.  The old 0.6.5 code followed approximately the same
> algorithm.  I suspect driver issues; if the driver is dropping
> association during a scan, then the driver needs to get fixed.  An easy
> way to test this is to set up a plain wpa_supplicant association, and
> then do successive 'iwlist eth0 scan' events every 5 or 7 seconds and
> see if wpa_supplicant gets a disconnect event from the driver.

Ok. In my case I think I'm using the "madwifi" driver, and can try
"madwifi-ng" and see if it works any better.

However, the fact that the problem doesn't come up using the standard
Ubuntu/Gnome networking tools points back to a NetworkManager issue.

Thanks for the response!

  Mark