Re: [PATCH v5 00/39] Shadow stacks for userspace

Kees Cook
2023-01-20T19:20:21Z

On Fri, Jan 20, 2023 at 05:27:30PM +0000, Edgecombe, Rick P wrote:
> On Thu, 2023-01-19 at 14:26 -0800, Andrew Morton wrote:
> > On Thu, 19 Jan 2023 13:22:38 -0800 Rick Edgecombe <
> > rick.p.edgecombe@intel.com> wrote:
> >
> > > SHSTK
> >
> > Sounds like me trying to swear in Russian while drunk.
> >
> > Is there any chance of s/shstk/shadow_stack/g?
>
> I'm fine with the name change. I think shstk got debated and picked
> early in the history of the series before I got involved. "shstk" is
> nice and short, but it's not completely clear what it is unless you
> already know about shadow stack. So there is a tradeoff of clarity and
> line length/wrapping. Does anyone else have any strong opinions?

I prefer SHSTK because it specifically means x86's hardware shadow
stack from CET. Lots of things can (and have) implemented things called
"shadow stack".

--
Kees Cook