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Peter Anvin" , Thomas Gleixner , Makarand Sonare , Sean Christopherson Subject: Re: [PATCH v6 00/12] SVM cleanup and INVPCID feature support Message-ID: <20210311200755.GE5829@zn.tnic> References: <84f42bad-9fb0-8a76-7f9b-580898b634b9@amd.com> <032386c6-4b4c-2d3f-0f6a-3d6350363b3c@amd.com> <0ebda5c6-097e-20bb-d695-f444761fbb79@amd.com> <0d8f6573-f7f6-d355-966a-9086a00ef56c@amd.com> <1451b13e-c67f-8948-64ff-5c01cfb47ea7@redhat.com> <3929a987-5d09-6a0c-5131-ff6ffe2ae425@amd.com> <7a7428f4-26b3-f704-d00b-16bcf399fd1b@amd.com> <78cc2dc7-a2ee-35ac-dd47-8f3f8b62f261@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 10, 2021 at 07:21:23PM -0600, Babu Moger wrote: > # git bisect good > 59094faf3f618b2d2b2a45acb916437d611cede6 is the first bad commit > commit 59094faf3f618b2d2b2a45acb916437d611cede6 > Author: Borislav Petkov > Date: Mon Dec 25 13:57:16 2017 +0100 > > x86/kaiser: Move feature detection up What is the reproducer? Boot latest 4.9 stable kernel in a SEV guest? Can you send guest .config? Upthread is talking about PCID, so I'm guessing host needs to be Zen3 with PCID. Anything else? Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette