From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f41.google.com (mail-io1-f41.google.com [209.85.166.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C9708A49 for ; Sun, 10 Sep 2023 21:15:58 +0000 (UTC) Received: by mail-io1-f41.google.com with SMTP id ca18e2360f4ac-7927f24140eso136432539f.2 for ; Sun, 10 Sep 2023 14:15:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1694380558; x=1694985358; darn=lists.linux.dev; h=content-transfer-encoding:in-reply-to:subject:from:references:cc:to :content-language:user-agent:mime-version:date:message-id:sender :from:to:cc:subject:date:message-id:reply-to; bh=l2Q/e9FABMnbJiVlA+l81WIj96q3GIBpGDriFNDSINE=; b=a23JKir7lEHr2fY4PW8JkWpkUQJEytzXsGB7tAEFmag2o8AdHc2u4BnHZ69rf+dc5x Lwr+5LMFx3FZmeGOEpS2Abb6sIBceFyNvBlzlF2BHOqyvZxK93j8EpQG3Y+lDGf1r6wP 8FFvPNF91qlkByVWW/57UOg8BeyAL93YQWq2VlbF7w1T+PdOzFbYFmEE5z971OQnu1hs h8ARw2OLrm7t1BWlzB3pUKE0yCX4iVdLGFRlIoliMSNwFfYjnnWF8TZW7vDVvTYNqMdp PZjVZfF3xWfbs999F7n61ogl88Um+nY0MVMXxGz1JjviUvzq48N7Ddm8QFws3P0Bk0pA Lc3g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1694380558; x=1694985358; h=content-transfer-encoding:in-reply-to:subject:from:references:cc:to :content-language:user-agent:mime-version:date:message-id:sender :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=l2Q/e9FABMnbJiVlA+l81WIj96q3GIBpGDriFNDSINE=; b=Tk/+mvO1b7G/8IZpyh5U6q7FxkpZjHK06sMyUKiy87DAC05Z2MMJR+uixSQVbrawOW aA75Swd3Y6EmmPAtJ9qgVCyb602GoiSbuU3ZY7qsfIvnS98CZ6fx9Rf4olulSjWnH/Na OMOuPNQ+b6gQSFkmSPzEa4+EoREK8lSAn8PixfvdqZEU0ZF/AsLd1j9r3XELZxk0QYkU GmA0hV50MWSb82lhAVaee7xvqTJmIgILOTMQQdwmKg/V3jtdfvCWEWwykuTyZ6u3BzCR pHJQIKIpI9EuoUi50mvKybxhoWorMxCw5Zn4a/jC8kS31zrXuXA0nsyJ88SAu94BK/3K +8eg== X-Gm-Message-State: AOJu0YxjJqXouXQG/Y0y/RUDybyC6NwzvCtvIJr1woaNpX7s1Ism7XUI Mp/VyrtSo5Cpl5gVGBDFv40= X-Google-Smtp-Source: AGHT+IFtKQJRJu52kvtK9rfE/b719WGZQk49SrRB/+aJebwSdzUOAU+xIeNZ0r5sx5aWue8JxLaDag== X-Received: by 2002:a05:6e02:2198:b0:34f:1e9c:45d5 with SMTP id j24-20020a056e02219800b0034f1e9c45d5mr10700253ila.32.1694380557679; Sun, 10 Sep 2023 14:15:57 -0700 (PDT) Received: from ?IPV6:2600:1700:e321:62f0:329c:23ff:fee3:9d7c? ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id j18-20020a056e02015200b0034989674ad7sm1898093ilr.52.2023.09.10.14.15.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 10 Sep 2023 14:15:56 -0700 (PDT) Sender: Guenter Roeck Message-ID: <2b1765a8-3c3a-d4eb-0561-11c67570c92b@roeck-us.net> Date: Sun, 10 Sep 2023 14:15:55 -0700 Precedence: bulk X-Mailing-List: ksummit@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Content-Language: en-US To: James Bottomley , Matthew Wilcox Cc: Dave Chinner , Christoph Hellwig , ksummit@lists.linux.dev, linux-fsdevel@vger.kernel.org References: <8dd2f626f16b0fc863d6a71561196950da7e893f.camel@HansenPartnership.com> From: Guenter Roeck Subject: Re: [MAINTAINERS/KERNEL SUMMIT] Trust and maintenance of file systems In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 9/10/23 12:51, James Bottomley wrote: [ ... ] >> I think that's a red herring.  Of course there are advances in >> virtual hardware for those who need the best performance.  But >> there's also qemu's ability to provide to you a 1981-vintage PC (or >> more likely a 2000-era PC).  That's not going away. > > So Red Hat dropping support for the pc type (alias i440fx) > > https://bugzilla.redhat.com/show_bug.cgi?id=1946898 > > And the QEMU deprecation schedule > > https://www.qemu.org/docs/master/about/deprecated.html > > showing it as deprecated after 7.0 are wrong? That's not to say > virtualization can't help at all; it can certainly lengthen the time > horizon, it's just not a panacea. deprecated.html says: pc-i440fx-1.4 up to pc-i440fx-1.7 (since 7.0) ^^^ ^^^ These old machine types are quite neglected nowadays and thus might have various pitfalls with regards to live migration. Use a newer machine type instead. Unless the qemu documentation is severely misleading, that does not include pc-i440fx-{2-8}.{0-12}, and there is no indication that the machine type "pc" (current alias of pc-i440fx-8.1) has been deprecated. Guenter