[systemd-devel] [PATCH] udev: warn instead of killing kmod loading

[Luis R. Rodriguez]

On Wed, Aug 27, 2014 at 5:16 PM, Greg Kroah-Hartman
<gregkh at linuxfoundation.org> wrote:
> On Wed, Aug 27, 2014 at 05:07:10PM -0700, Luis R. Rodriguez wrote:
>> > Hey, if you have patches already, I'll be glad to look at them :)
>>
>> OK well I'll spin what I have then, but I'm reviewing Wu's solution
>> from February as well. I take it we'd want the async_schedule()
>> approach rather that one based on kthread_create() right?
>
> Yes, that would be the best solution.

OK I see why now, the ordering of drivers into domains make sense.

>> > And we can't do async for all drivers, we tried that 5+ years ago and
>> > lots of things broke, so we need to enable it on a case-by-case basis,
>> > unfortunately...
>>
>> Odd, I only had one thing that didn't come up and it was my keyboard,
>> and I think I might know what the issue was. If enabled for all
>> drivers would it have been easy to spot issues or was it obscure
>> things? My system didn't blow up so I'd like to know what types of
>> things blew up.
>
> It was all sorts of odd machines, not "normal" laptops and desktops from
> what I remember.  Turns out that the link order really is needed for
> lots of embedded systems.  We've gotten better now that we have a
> deferred probing, but there is still a lot of dependency information in
> link order that is needed on some machines.

OK thanks, this helps. I'll send what I have now.

 Luis