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Date: Sun, 4 Mar 2007 18:25:50 -0600 From: Matt Mackall <mpm@...enic.com> To: Johannes Berg <johannes@...solutions.net> Cc: Greg KH <greg@...ah.com>, linux-kernel@...r.kernel.org, netdev@...r.kernel.org, yi.zhu@...el.com, jketreno@...ux.intel.com, linux-wireless <linux-wireless@...r.kernel.org>, akpm@...l.org Subject: Re: Recent wireless breakage (ipw2200, iwconfig, NetworkManager) On Mon, Mar 05, 2007 at 12:39:24AM +0100, Johannes Berg wrote: > [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. If that's the cause, the fix is to back out whatever was done to break userspace. Breaking userspace is not ok. Upgrading from 2.6.x to 2.6.x+1 should not entail replacing substantial parts of userspace, especially with NOT-EVEN-FRAKKING-RELEASED-YET CODE. I will try a new HAL when it shows up in Debian/unstable and not a moment sooner. > > 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@...e.de> > > 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... Will double-check the iwconfig tests. It's been masked by NetworkManager for a while. -- Mathematics is the supreme nostalgia of our time. - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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