On Fri, 19 Sep 2014 09:14:50 -0400 Josh Boyer <jwbo...@fedoraproject.org> wrote:
> On Fri, Sep 19, 2014 at 8:54 AM, Chuck Ebbert <cebbert.l...@gmail.com> wrote: > > On Fri, 19 Sep 2014 13:29:53 +0200 > > Borislav Petkov <b...@alien8.de> wrote: > > > >> On Fri, Sep 19, 2014 at 08:00:15AM -0300, Henrique de Moraes Holschuh > >> wrote: > >> > We're also killing microcode update support outside of the initramfs in > >> > Debian. It has become obvious that anything other than the early > >> > initramfs > >> > method of microcode updates should be considered a developer thing. > >> > >> That's simply not true: long-running systems which you can't reboot for > >> whatever reason will need the late microcode update. > >> > > > > Assuming we can identify all the affected models and steppings, maybe > > something like this would work: > > > > 1) Refuse to finish booting if a microcode update that disables TSX > > isn't applied before userspace starts running on those CPUs. > > How would you accomplish that when applying a microcode update > requires userspace? Or did you mean "before we transition out of the > initramfs"? > I guess I meant requiring the update be done with the early microcode method. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
