Re: [PATCH AUTOSEL for 4.9 04/52] x86/selftests: Add clobbers for int80 on x86_64

From: alexander . levin
Date: Thu Nov 30 2017 - 16:37:08 EST


On Wed, Nov 29, 2017 at 05:42:25PM +0000, Dmitry Safonov wrote:
>Hi Sasha,
>
>I would object including this to stable tree:
>1. It's selftest fixup
>2. I have never saw selftests failing because of it (but it's possible)
> I saw this in CRIU (Checkpoint Restore In Userspace) project
> triggering, so I've fixed the selftests, mostly for documentation
> reasons - as people in userspace can reuse this code and think
> it's good and will just work after copy-paste (which is not the case).
>
>So, this patch doesn't look urgent to include it in -stable kernel.

Hey Dmitry,

We try to backport selftest patches as stable material to allow a
"complete" selftest to run on stable kernels.

--

Thanks,
Sasha