Comment # 8 on bug 1193139 from Tom de Vries

(In reply to Borislav Petkov from comment #7)
> (In reply to Tom de Vries from comment #6)
> 
> > You'll need a machine with mpx in /proc/cpuinfo flags.  I don't know whether
> > that needs to be real hw, or can also be a VM.  I reproduced it on real hw,
> > and the failure is all over OBS as well, so I imagine a VM should also work.
> 
> Ok, I got a machine which triggers and this is what I think considering
> your statement from an earlier comment:
> 
> > I don't care one way or the other, but either we support it or we
> > don't support it, and all info above indicates we do support it.
> >
> > If we don't support it, all appearance of supporting it should be
> > removed.
> 
> Even if this turns out to be a kernel bug, we'd need to fix it. Even
> if we fix it properly, the fix will have to be carried by us *solely*
> because Intel has abandoned that technology and it is not even present
> in newer CPUs and newer kernels.
> 
> And Intel abandoning this would mean that it is highly unlikely that
> anyone would be using it - especially 32-bit - considering that there
> won't be any future hw support.
> 
> So I think the easiest thing to do is to disable it for 32-bit and keep
> the 64-bit support.
> 
> It'll die with 15SP3 as SP4 doesn't have it anymore and it'll be that.
> 
> Ok?

Sounds fine by me.

For my understanding, how do you propose to disable it for 32-bit only?