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From: Richard Purdie <richard.purdie@linuxfoundation.org>
To: Holger Hans Peter Freyther <holger@freyther.de>
Date: Fri, 16 Sep 2011 13:35:00 +0100
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Cc: poky@yoctoproject.org
Subject: Re: udev and pci devices
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On Fri, 2011-09-16 at 02:19 +0200, Holger Hans Peter Freyther wrote:
> Hi all,
> 
> we stumbled across an issue of udev and busybox/modprobe. udev detects a PCI
> device and according to udevadm test it is selecting:
> 
> udev_rules_apply_to_event: RUN '/sbin/modprobe -bv $env{MODALIAS}'
> /lib/udev/rules.d/80-drivers.rules:5
> udev_rules_apply_to_event: RUN '/sbin/modprobe $env{MODALIAS}'
> /etc/udev/rules.d/local.rules:31
> 
> 
> but as the busybox modprobe does not support the 'b' option it just fails
> before executing the other rules. There are some possible fixes to it.
> 
> 1.)
>   - remove the local.rules rule for loading the module
>   - build busybox with CONFIG_FEATURE_MODPROBE_BLACKLIST for -b support

This sounds like the correct thing to do I think since the
80-driver.rules file is coming from upstream, the local.rules piece is
our extras piece.

Cheers,

Richard