On Thu, 2011-05-26 at 20:57 +0200, Tom Gundersen wrote:
> In working to move our (Arch's) udev package closer to upstream we found
> that some functionality would be lost.
>
> Currently, we are intercepting calls to modprobe from udev and filter them,
> based on our custom blacklisting logic. With the following patches this should
> no longer be necessary.
>
> The functionality we add to modprobe is:
>
> 1) allow blacklisting of modules to the kernel command line. This is needed in
> case a broken modlue stops the system from booting.
>
> 2-3) read configuration files from /{run,usr/local/lib,lib}/modprobe.d in
> addition to /etc/modprobe.d. This allows configuration files to be
> generated in /run to maintain backwards compatibility with old setups.
>
> The latter two patches colud probably be squashed, but I thought keeping them
> separate would simplify reviewing them. Which exact folders to read
> configuration files from could probably be up for discussion. I only need /run.
>
> The general idea was suggested by Kay Sievers and discussed with Jon Masters on
> irc, thanks to both!
Any chance you could add tests/ updates for these patches? One for
blacklisting in modprobe, and one for testing precedence would be
awesome. How you handle e.g. /proc/cmdline there is up to you :)
Jon.
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