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[149.6.153.187]) by smtp.gmail.com with ESMTPSA id x10sm4168085wrv.60.2020.02.20.05.17.24 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 20 Feb 2020 05:17:26 -0800 (PST) Subject: Re: [RFC PATCH 0/5] Removing support for 32bit KVM/arm host To: Marc Zyngier , Marek Szyprowski Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, Vladimir Murzin , Russell King , Arnd Bergmann , Suzuki K Poulose , Quentin Perret , Christoffer Dall , James Morse , Will Deacon , Julien Thierry , Krzysztof Kozlowski , Bartlomiej Zolnierkiewicz References: <20200210141324.21090-1-maz@kernel.org> <621a0a92-6432-6c3e-cb69-0b601764fa69@samsung.com> <43446bd5e884ae92f243799cbe748871@kernel.org> From: Paolo Bonzini Message-ID: <250c6908-266f-0306-9d09-5ecf8dd6b736@redhat.com> Date: Thu, 20 Feb 2020 14:17:24 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.1.1 MIME-Version: 1.0 In-Reply-To: <43446bd5e884ae92f243799cbe748871@kernel.org> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 20/02/20 14:15, Marc Zyngier wrote: >> That is a bit sad information. Mainline Exynos finally got everything >> that was needed to run it on the quite popular Samsung Exynos5422-based >> Odroid XU4/HC1/MC1 boards. According to the Odroid related forums it is >> being used. We also use it internally at Samsung. > > Something like "too little, too late" springs to mind, but let's be > constructive. Is anyone using it in a production environment, where > they rely on the latest mainline kernel having KVM support? Depends if you consider "production environment" somebody playing at home with a SBC. But it's true that, these days, most of those that support EL2 do support ARM64, even if they are used with a 32-bit userland. Paolo