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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id a21sm2489063pjo.14.2021.09.11.14.13.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 11 Sep 2021 14:13:20 -0700 (PDT) Date: Sat, 11 Sep 2021 14:13:18 -0700 From: Kees Cook To: Andrea Arcangeli Cc: Thomas Gleixner , YiFei Zhu , Linux Containers , YiFei Zhu , bpf , kernel list , Aleksa Sarai , Andy Lutomirski , David Laight , Dimitrios Skarlatos , Giuseppe Scrivano , Hubertus Franke , Jack Chen , Jann Horn , Josep Torrellas , Tianyin Xu , Tobin Feldman-Fitzthum , Tycho Andersen , Valentin Rothberg , Will Drewry , Jiri Kosina , Waiman Long , Josh Poimboeuf , Andi Kleen Subject: Re: [PATCH 1/1] x86: change default to spec_store_bypass_disable=prctl spectre_v2_user=prctl Message-ID: <202109111411.C3D58A18EC@keescook> References: <87eel8lnbe.fsf@nanos.tec.linutronix.de> <20201104235054.5678-1-aarcange@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201104235054.5678-1-aarcange@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 04, 2020 at 06:50:54PM -0500, Andrea Arcangeli wrote: > Switch the kernel default of SSBD and STIBP to the ones with > CONFIG_SECCOMP=n (i.e. spec_store_bypass_disable=prctl > spectre_v2_user=prctl) even if CONFIG_SECCOMP=y. Hello x86 maintainers! I'd really like to get this landed, so I'll take this via the seccomp-tree unless someone else speaks up. This keeps falling off the edge of my TODO list. :) -Kees -- Kees Cook