Re: [uml-devel] current_thread_info() returns invalid pointer in early UML boot code

[Richard W. <ri...@no...>]

Am 12.06.2016 um 23:41 schrieb Vegard Nossum:
> I see... nice and hacky ;-) I'll try the same for snprintf and see if
> that works around my bug.
> 
>> A much better approach would be having a real linker scope.
>> Some time ago I posted some thoughts on that:
>> https://lkml.org/lkml/2015/11/19/758
>>
>> Due to -ENOTIME this never materialized, though. ;-(
> 
> Cool, objcopy -G/--keep-global-symbol(s) seems like a good solution.
> Doesn't look like it should be too difficult. I might give it a try.

Not really difficult but unpleasant. ;-)
IIRC last time I looked I figured that UML's source structure
and build process would need a big rework to achieve that.
Would be cool if you could work on it, I'll happily assist as far as my
spare time permits.

Thanks,
//richard