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[209.85.208.182]) by smtp.gmail.com with ESMTPSA id h7sm1805376lfc.200.2021.02.07.09.49.35 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 07 Feb 2021 09:49:35 -0800 (PST) Received: by mail-lj1-f182.google.com with SMTP id y14so13971346ljn.8 for ; Sun, 07 Feb 2021 09:49:35 -0800 (PST) X-Received: by 2002:a2e:8590:: with SMTP id b16mr490129lji.507.1612720174886; Sun, 07 Feb 2021 09:49:34 -0800 (PST) MIME-Version: 1.0 References: <20210207104022.GA32127@zn.tnic> In-Reply-To: <20210207104022.GA32127@zn.tnic> From: Linus Torvalds Date: Sun, 7 Feb 2021 09:49:18 -0800 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [GIT PULL] x86/urgent for v5.11-rc7 To: Borislav Petkov , Steven Rostedt Cc: x86-ml , lkml Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Feb 7, 2021 at 2:40 AM Borislav Petkov wrote: > > - Disable CET instrumentation in the kernel so that gcc doesn't add > ENDBR64 to kernel code and thus confuse tracing. So this is clearly the right thing to do for now, but I wonder if people have a plan for actually enabling CET and endbr at cpl0 at some point? Linus