Re: [gentoo-user] wlan0/ndiswrapper failing after gcc-4 upgrade (and dual Windows boot)

[Mick <michaelkintzios@gmail.com>]

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On Saturday 25 November 2006 20:29, Mark Knecht wrote:
> Hi,
>    I've been upgrading a couple of machines. Things are going fairly
> well but there have been a few problems. This one I need to work out
> first.
>
> 1) My son's machine was rebuilt with gcc-4 following the upgrade
> guide. Everything went well and it finished up yesterday afternoon.
> Since I use ndiswrapper on that machine I rebuilt the kernel with
> gcc-4 and I rebooted with the new kernel and new drivers. Everything
> worked great including wireless, MythTV frontend, Aqualung, etc.
>
> 2) This morning I cold booted and everything worked. I did an eix-sync
> and had a couple of things to build so I did that. One of them was new
> a udev package. Coldplug was removed from the machine.
>
> 3) I *think* I warm booted at this point and things still worked but
> I'm not positive on that. However I then booted the machine into
> Windows to check that it was still there for games, and then warm
> booted back into Gentoo. At this point wireless was completely gone. I
> tried cold booting but that didn't help so I don't think running
> Windows made any real difference.
>
> a) /etc/init.d/net.wlan0 stays it's stopped. If I try to start wlan0
> I'm told it doesn't exist.
>
> b) I have the link from net.wlan0 to net.lo.
>
> c) I rebuilt ndiswrapper and it loads. ndiswrapper -l tells me that
> the driver is loaded and the device is present.
>
> d) All the basic stuff like route doesn't see the interface, as
> expected I guess.
>
>    Where might I look for what's gone wrong?
>
>    As an aside, the Gentoo kernels remove support for stack size
> changes so ndiswrapper complains about the kernel when it's emerged.
> Is there a patch to get an 8K stack size option back again? Why does
> anyone remove this in the first place instead of just setting it to a
> sane default?
>
>    Sorry I Cannot send any info from the box but it's off the net.

In case you haven't, remerge/modprobe the module for the wifi card.

HTH.
-- 
Regards,
Mick

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