Re: [GIT PULL] x86-refcount fix for v4.14-rc3

From: Ingo Molnar
Date: Wed Sep 27 2017 - 08:02:49 EST



* Kees Cook <keescook@xxxxxxxxxxxx> wrote:

> On Wed, Sep 27, 2017 at 12:57 PM, Ingo Molnar <mingo@xxxxxxxxxx> wrote:
> >
> > * Kees Cook <keescook@xxxxxxxxxxxx> wrote:
> >
> >> Hi,
> >>
> >> Please pull this x86-refcount fix for v4.14-rc3. This restores the x86
> >> fast-refcount protection after fixing a corner case that was found late
> >> before the merge window opened. This was the only problem seen during
> >> the protection's life in linux-next, so getting this into v4.14 is
> >> highly desired.
> >
> > No, this is clearly v4.15 material.
>
> Given the long bake time in linux-next (with only the one bug), and
> that the fix was done weeks ago, why the delay?

Because it's essentially enabling a new feature and the merge window is over.
I'll apply them in 1-2 days.

Thanks,

Ingo