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[83.35.20.18]) by smtp.gmail.com with ESMTPSA id a67sm53208498wmh.40.2019.07.25.07.52.12 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 25 Jul 2019 07:52:13 -0700 (PDT) References: <20190702121106.28374-1-slp@redhat.com> <87a7dwnxwj.fsf@redhat.com> <20190702220400.GA13923@localhost> <20190725055908-mutt-send-email-mst@kernel.org> <20190725060858-mutt-send-email-mst@kernel.org> User-agent: mu4e 1.2.0; emacs 26.2 From: Sergio Lopez To: "Michael S. Tsirkin" In-reply-to: <20190725060858-mutt-send-email-mst@kernel.org> Date: Thu, 25 Jul 2019 16:52:11 +0200 Message-ID: <87lfwmmajo.fsf@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=-=-="; micalg=pgp-sha256; protocol="application/pgp-signature" X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.128.66 Subject: Re: [Qemu-devel] [PATCH v3 0/4] Introduce the microvm machine type X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Eduardo Habkost , maran.wilson@oracle.com, QEMU Developers , Gerd Hoffmann , Paolo Bonzini , Stefano Garzarella , Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Michael S. Tsirkin writes: > On Thu, Jul 25, 2019 at 11:05:05AM +0100, Peter Maydell wrote: >> On Thu, 25 Jul 2019 at 10:59, Michael S. Tsirkin wrote: >> > OK so please start with adding virtio 1 support. Guest bits >> > have been ready for years now. >>=20 >> I'd still rather we just used pci virtio. If pci isn't >> fast enough at startup, do something to make it faster... >>=20 >> thanks >> -- PMM > > Oh that's putting microvm aside - if we have a maintainer for > virtio mmio that's great because it does need a maintainer, > and virtio 1 would be the thing to fix before adding features ;) There seems to be a general consensus that virtio-mmio needs some care, and looking at the specs, implementing virtio-mmio v2/virtio v1 shouldn't be too time consuming, so I'm going to give it a try. 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