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Shutemov" To: Borislav Petkov Cc: Arvind Sankar , x86@kernel.org, Joerg Roedel , linux-kernel@vger.kernel.org Subject: Re: [PATCH] x86/boot/64: Initialize 5-level paging variables earlier Message-ID: <20201015135209.cojpqumlqntird2o@black.fi.intel.com> References: <20201008191623.2881677-1-nivedita@alum.mit.edu> <20201010191110.4060905-1-nivedita@alum.mit.edu> <20201010192624.GA4062867@rani.riverdale.lan> <20201012140830.vrc25x2gwo7yo4kn@black.fi.intel.com> <20201012153501.GA559681@rani.riverdale.lan> <20201013081117.GA28215@zn.tnic> <20201013082047.ifigo5hua2qdrv75@black.fi.intel.com> <20201013083358.GB28215@zn.tnic> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201013083358.GB28215@zn.tnic> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Oct 13, 2020 at 10:33:58AM +0200, Borislav Petkov wrote: > On Tue, Oct 13, 2020 at 11:20:47AM +0300, Kirill A. Shutemov wrote: > > With TCG or KVM? I use -machine "type=q35,accel=tcg". > > Thx, that triggered it - it was KVM before. > > Btw, are 5level boxes shipping already or not yet? Because I've not seen > one yet. If you have access to the hw, I'd appreciate it if you could > test Arvind's patch ontop of > > https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/log/?h=x86/seves > > which does that early pagetable rework. Yes, the patch helps to fix 5-level paging boot: Tested-by: Kirill A. Shutemov -- Kirill A. Shutemov