Re: Recent wireless breakage (ipw2200, iwconfig, NetworkManager)

From: Johannes Berg
Date: Sun Mar 04 2007 - 18:40:26 EST


[adding linux-wireless to CC]

On Sun, 2007-03-04 at 16:08 -0600, Matt Mackall wrote:
> Recent kernels are having troubles with wireless for me. Two seemingly
> related problems:

I don't think they are related actually.

> a) NetworkManager seems oblivious to the existence of my IPW2200

This is due to the recent sysfs restructuring I think. IIRC the fix is
to upgrade hal to a current git version.

> b) Manual iwconfig waits for 60s and then reports:

That one's strange.

> A second attempt to enable WEP via iwconfig succeeds and network
> connectivity is normal. However, NetworkManager still ignores the
> device at this point.

I'd think it's a ipw bug but I have no idea if that was even touched
during this time.

> Bisect with Mercurial points to this patch:
>
> $ hg bisect bad
> The first bad revision is:
> changeset: 46985:f701b96bb2f7
> user: Greg Kroah-Hartman <gregkh@xxxxxxx>
> date: Wed Feb 07 10:37:11 2007 -0800
> summary: Network: convert network devices to use struct device
> instead of class_device
>
> which corresponds to 43cb76d91ee85f579a69d42bc8efc08bac560278 in git.

Yup, sysfs breakage/hal stuff. Can you try with a recent hal? And maybe
try to bisect the iwconfig stop thing if you've got enough time...

johannes

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