Re: [gentoo-dev] Re: Profile 23.0 testing with stages and binhost (part 2 of 2)

["Andreas K. Huettel" <dilfridge@gentoo.org>]

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Am Samstag, 16. März 2024, 13:12:04 CET schrieb Duncan:
> Andreas K. Huettel posted on Fri, 15 Mar 2024 19:12:54 +0100 as excerpted:
> 
> > Note 3: amd64 now has CET turned on by default.
> > https://docs.kernel.org/next/x86/shstk.html If you have already used the
> > unannounced 23.0 profiles, you should wipe your package cache and emerge
> > -ev world now.
> 
> There's not much about CET in any of the links.  While the kernel.org link 
> describes what it does (in a line, "yese": yet another security 
> enhancement) a bit, it doesn't say how to actually find whether your 
> hardware supports it, and the gentoo wiki and bug links say even less -- 
> in particular, unless I missed it, the changes and update instructions 
> links don't appear to mention CET or shadow-stacks AT ALL.

That's because it was a last-minute addition, and not particularly well
thought through. :|

Ignore Note 3. The part about emerge -ev world is just plain wrong for now.

-- 
Andreas K. Hüttel
dilfridge@gentoo.org
Gentoo Linux developer 
(council, comrel, toolchain, base-system, perl, libreoffice)
https://wiki.gentoo.org/wiki/User:Dilfridge

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