Re: [PATCH] x86/mm: Export cpu_tlbstate as non-GPL symbol

From: Thomas Gleixner
Date: Tue Sep 22 2015 - 14:58:49 EST


On Tue, 22 Sep 2015, Andy Lutomirski wrote:
> On Tue, Sep 22, 2015 at 11:51 AM, James Forcier <csssuf@xxxxxxxxxx> wrote:
> > Exporting cpu_tlbstate as a GPL symbol was introduced in 1e02ce4c; however, this
> > breaks non-GPL modules which need to link against it, particularly the AMD
> > Catalyst drivers.
>
> What is AMD Catalyst doing with cpu_tlbstate?

Fiddling with it behind the kernels back. Out of tree graphic drivers
always have their special needs. Just lookup the discussions about
unexporting init_mm ....

Thanks,

tglx
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