From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A62CC3524D for ; Mon, 3 Feb 2020 09:56:14 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4FAA620661 for ; Mon, 3 Feb 2020 09:56:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="DddGshbQ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4FAA620661 Authentication-Results: mail.kernel.org; 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c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1580723566; bh=F/C9eH7AtxuT6CIg9lrIsgN4RZ9y7rOdNuCGyLg2oIg=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=DddGshbQYLHHh750JUZehy8wx73ecRo2U9XCyVdFhC7zdOSlLb7n+mCmSz2YmG3B2 HDMXdLB5xYn0SAbMeWSu5lF0GwHVfYe6PdxyFkxuu5mbmuKtOQ/v1UXQr6yfwdTHAm /TiN9PcLexkPcucafbP0PxcdmS1Cy82QoyLCoDSQ= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [192.168.0.241] ([89.71.135.231]) by mail.gmx.com (mrgmx004 [212.227.17.184]) with ESMTPSA (Nemesis) id 1Mg6Zw-1jTltQ1H5i-00hbYv; Mon, 03 Feb 2020 10:52:46 +0100 Subject: Re: [PATCH v2 0/4] Implements the NetBSD Virtual Machine Monitor accelerator To: rth@twiddle.net, ehabkost@redhat.com, philmd@redhat.com, slp@redhat.com, pbonzini@redhat.com, peter.maydell@linaro.org, max@m00nbsd.net References: <20200107124903.16505-1-n54@gmx.com> <20200128140945.929-1-n54@gmx.com> From: Kamil Rytarowski Autocrypt: addr=n54@gmx.com; prefer-encrypt=mutual; keydata= mQINBFVwUF8BEADHmOg7PFLIcSDdMx5HNDYr8MY2ExGfUTrKwPndbt3peaa5lHsK+UGoPG48 KiWkhEaMmjaXHFa7XgVpJHhFmNoJXfPgjI/sOKTMCPQ5DEHEHTibC4mta7IBAk+rmnaOF0k8 bxHfP8Qbls66wvicrAfTRXn/1ReeNc3NP4Sq39PoVHkfQTlnQiD4eAqBdq61B7DhzjhbKAZ4 RsNtLfB6eOv9qvmblUzs50ChYewM9hvn+c7MdDH+x2UXoSDhkBDkKcJGkX91evos8s9AuoEd D32X5e+bmdUGe8Cr3cAZJ8IEXR6F9828/kxzPliMsCWVRx1Fr28baCJOUGgFPNr3ips78m9+ Iw8PdQ101jU0dvucDFxw/1SCGYEZzV+O/237oRPuLCiDX5nhQoxf6dn9ukQleLBMNy2BLI4H g342NhF21HLA+KlyLOHaMKQCKzlal+zVNZTRTCh/ikMhsxWQjBfnqTDbMj85DnWwtump27SI qhPjUnS0a6MKoS/A+hbi64k5zztkvloELfCSrX7NyBTT0jgF2IGFIxZMrKCtQ9StcGMCV9MX tjcBy6fj7QMontEaIDRJEMjg8UIGw1B687OhalOv1ISia4xOWvpYAM6ipgqh6tBQmFzasL9P h1RtcVdFpFbhwVlr1Bly8c25gBNQHL5GUjLMn45LlQz50OzrkwARAQABtCdLYW1pbCBSeXRh cm93c2tpIChOZXRCU0QpIDxuNTRAZ214LmNvbT6JAjwEEwEIACYCGyMHCwkIBwMCAQYVCAIJ CgsEFgIDAQIeAQIXgAUCVbKGFwIZAQAKCRBLswjpsC52bIVpD/9i8npieI91xMIVvAHIUMeo cQO0IrNb+b/PuTj2qNemdwU7dhVJ7tVU5O1H2hI2M4rHGzjzDTxYzdxka0+A8CVEuvFdf6sF lXlXF0wM7rC6MoaB0QLAKxkZB5OtCILxLx7Bl2Y4cTPMU9v+qSL6yrdmhxogkufa4d6O9Zl/ FCWO2kH/BphKOiDtbyvdo2WULSLWP2IXN+0rCpNL4wbTfYLgV9JtMf8f0naGsdy7BFuDWsIE vtHh8dkQZP7dz6Qy67kx8negZaehSEgXwiae0HwQIn3xTQrFmBDALDsCgXuLWPTvglSkqTak uG+8X5fyTy0cU10TNKsU+rFBO+/xsUoIQOGrARwfWOIfJNPelzh/qigSnyNQNH8u5vFRPg9n fqB/AcvvAvtOYOo8EN9Ofx11gNj397NXc5HBQTrX6k5GNAeBWE3Ng1uO6scIwAS7qGnqGezU ABmQKLN37gmJiiGwhQAnSE6HILLBC5Z2b0S2rQsPKg8WgUmPa1YIcDkDtNB/LJcDsdU4Fm+r U2ksKU7tGD2ZfBt8H2nqfPKKeB+Uv/TBigjRvx/m70vjhqVxwCZA9Fqr9vkQkZroNfqP+3dp Z5V5fjmxO5abE2+IikSvFagwMtgx56i8Yrr2BzE8P5/S4cKq1kgyQoF+lVGDKRkUKCv1i4Fo aftnSxN8jTFZDbkCDQRVcFBfARAAutbzb8wAHGL5FPPWKErQ3Bsrp9RDTVqRzp7kBMOtd/14 MrOsWWyiml4XnvBYsJuhZWomFoeulcOXAPoTJ2vTw6erWYtdOiZymfQ3GMWpxzgkOVeNjsFF 9AQ38FCMKmIDs9dgn+KXSIXlZA34khKLd163SN5U/KHfYlnnocec31u+7rVa1hlF5DBSSpoi s8cs41foBYC5NsB/i+yqGIlfzHy7pC2u5kyQCuJotLH4y0rT5X+YBC7z7cqKChtILNDGw0ht qps29fwOGBE/FWmu8CbpSHj8pvg7uUyQcKbZbNChBfWtOJKdjnNs5VHf2ec95SwYmWl6Xz66 G892HY4ODtvl05/kh0qtdJd2oI4gJBsBx/N1585/3JYN4k78GIHTnML3xJydRRs9wwM3AXf/ iDGrMyY7qHQVXJLdO5nPe7LHg48vryCMkBnTMw5iNFPVCu5w1BaZyHxuS2HvpsgUtQoBa2QE P1jYNI+2qgoiIG4VQDhYtrD0WJaYdi/C2UVDxRy07dt73SV3RQ7ijOiUrz4g3/deFKY16/1k sE+N5Sc5Tjt84ChjO3nJRbHrQxd6dCOElR70e3R2yAuSB4m7LJpO20IB9CtWhlF/0AtfL91W O8GGGqLWB0Z04hmwRs/l8T4WWIlykLshbunWN6jsP1Y27FeilTZ+Pc9mYOEUFfEAEQEAAYkC HwQYAQgACQUCVXBQXwIbDAAKCRBLswjpsC52bPayD/9jE8mdNudrudSxbDB2vf8pU8r5flCq vIkfOdpZGV/Wx/Zx+HFHHp+b2aNBGSNyFTnph1Ku9bvg06vD0o+b7SdA1vrBgRG41t0OCIyf vejz65Xpin2EtCllcBM8zUCxHo43blON8fNw70P1Ec0loBp4TAal1MiXbB8kxRTRcEPVO9YF 9NPsFxycoWl0ZSvu4ESrQlrjRbVv+W0Fy/XqcQwEtDziFQHQXNRbTy8INPD49CsB7BkKRK+f 1vMmw7SxfsyEhyCgo9ZWfHb/+w9T5h+UhF87L/m287z7W+s4aCAPBzjbIWhtngGJJwIgiWdI I9J6YJLcHLvVZLw7xzA/flcjc0VfzOgJOJw3hBukHnEz7/CKgnABwyNu52P+PQbxVTiTjMKm 06eV732u9ZLD9ZgEazfmyGDHzsuzoXwsRnmcnbwYYAiynS+vfGl5oMtMa5qzsPhlzuvRlXHm zr8VjF8c9RThvyZyyHtWYAqNmBecMvM0whigjMeoAMJ5LtpyZgxjbHj1XnVdNBZgfJkOzsc/ twffi7RYphRx0d9z5UZ1Yl5Rvl05vTaJ7YhhNC7xuE8yGOQmDUsPDwWqO/eXUDErJjCOBR5b 0yILqRPYNT0Fj/th9gtEbZy1Gp0TVBkZM3tfjDRu43Pn6iSKObO/j0rNuq1LwN/EMxDifeZO 4XSbcg== Message-ID: Date: Mon, 3 Feb 2020 10:52:02 +0100 User-Agent: Mozilla/5.0 (X11; NetBSD amd64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200128140945.929-1-n54@gmx.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:nfSNAspoVwLhPtiKzhPO2FNbFWUeUIe+qauK+ixl/86h/CeNJGH 00vY/8eJdBoY5eMlfJ/e4rY2Ov8cqKF6PSUX2RAjJXQwkD+87//liymj8PI0tMB1rav8ias 0Ps++Yxjkfmtt7/8ND27v3qVCkM5hkF2/qi00JGcPwfvjh7LEkKe8JpbJGN3szXXt23GQR6 m1EqwRB8BSsjcVDUgDk2g== X-UI-Out-Filterresults: notjunk:1;V03:K0:7QPKnkED42Q=:mC/W+vw8MCJVkll77aJQ39 qXrKekf7t0i6Q4Ts7HTnKVNbp2VlFkmaXFMygua03bOqWcXnvn90QW3WWDvas5s71Lxxer8tR SK99Exc8sjpNF6+4idUMC7Xs9gMQJQoCxHINeNNX68U7LitncSjbCQGbZz9M07pNoADJLYcKq T5+8RG4MPDptkH6lKLih/6DQsXjJq4zWfxuIAW3C0uHPOEtvFywuJeiliW9S9SdzY2MZhLWfF bdpkKQF860Si3gK7/q/7iree3inEpF2O/mih6a2L69E7xqZ5DGKQGauaDOGuwSZPkRscoWkZb 4PJ6LKlo7fyckYRNrq3NmqYSzhNqZG8o6V9B/An2BvbYBP4ZnCkUdkXU7sO7BY6oUxljEQV+m ZvVYvhADLXrr1+qlz9KAteHggu7rnZTH+GtPHY6tD1axvI2VkGL02yqi8iWSYHY+VqbiT7wtP cMDdzJHIadsRA2majkIEF8zJ6TY8/ve5n1XFxpLyDGtGA+MBD0cwP5rjlQ65+Ge+s+Q/PXQ6h hv/5xKNfQVMPhJvGzGIEWrUq/7oKycx/0xEDH4jGnNDsbVww3qM5E5AV+JWEeEF6IGoADx7BP 4KjZQRAwcYLzFPro4+3v2/IykfJbT8jklUrQbTSUesFhwDfVtVpZcen/QXvrlv+jiusabI9cm Uu53ki0pdxGXzNDOhhnCFiFtqZ5uNqMAI+997l0y1vovm1MgXlFCw+ezJo3IRDwi+jO+O7936 YU5wVClCNrcJmQqeTTQMprCniUhEMu2zHlJ/C6doymwl0OsDfEEq7ojor8C/yyFzw5myCB05n /gB0PE4UJuc8+Ox1s2vquotroT/QIjP3veFIn2ERAkHBUaURsZzAo8DrGCvr+b9PuWc25UxqS M4Hshqt6DIaWjm0lXXNv1RiTxFoAEjmLXMv/nu9SYSTYUe5bLMeYyKEoDuqBUg0OqfLPJ2u9R 214GJfvrK2zV3lqiHhcWLtYDesNqAO41aQUKm56Sg8ZedjWFBOl5PZdfXGR8seF6jRrq73FXm D85Be7STdzegc+o+xpaWZ1EmeGBit/XYTTzpcQ3nICownmz4Jndhi7EQY+RMeaRVl0jc59c58 xwv+U+pz4guSMqu7eTgAzGk3GZAcsW3FUGnwsIXEiV5ab4AMT2aT5ZiawCW0peZvH/RROIOr1 FEAZ313O+dZtzgGDpKtbblgI/ovVxSguutL5L0f10mutCrKQ4gfiixZPtcDR2EKotCCMQ= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 212.227.15.15 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: qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Ping? We plan to release NetBSD 9.0 in two weeks and we would love to have this patchset merged. "A second (and hopefulle final) release candidate for the upcoming NetBSD 9.0 release is now available. Please help testing it! Tentative final 9.0 release date: February 14, 2020" http://netbsd.org/ On 28.01.2020 15:09, Kamil Rytarowski wrote: > Hello QEMU Community! > > Over the past year the NetBSD team has been working hard on a new user-m= ode API > for our hypervisor that will be released as part of the upcoming NetBSD = 9.0. > This new API adds user-mode capabilities to create and manage virtual ma= chines, > configure memory mappings for guest machines, and create and control exe= cution > of virtual processors. > > With this new API we are now able to bring our hypervisor to the QEMU > community! The following patches implement the NetBSD Virtual Machine Mo= nitor > accelerator (NVMM) for QEMU on NetBSD 9.0 and newer hosts. > > When compiling QEMU for x86_64 passing the --enable-nvmm flag will compi= le the > accelerator for use. At runtime using the '-accel nvmm' should see a > significant performance improvement over emulation, much like when using= 'hax' > on NetBSD. > > The documentation for this new API is visible at https://man.netbsd.org = under > the libnvmm(3) and nvmm(4) pages. > > NVMM was designed and implemented by Maxime Villard. > > Thank you for your feedback. > > Refrences: > https://m00nbsd.net/4e0798b7f2620c965d0dd9d6a7a2f296.html > > Test plan: > > 1. Download a NetBSD 9.0 pre-release snapshot: > http://nycdn.netbsd.org/pub/NetBSD-daily/netbsd-9/latest/images/NetBSD-9= .0_RC1-amd64.iso > > 2. Install it natively on a not too old x86_64 hardware (Intel or AMD). > > There is no support for nested virtualization in NVMM. > > 3. Setup the system. > > export PKG_PATH=3Dhttp://www.ki.nu/pkgsrc/packages/current/NetBSD-9.0_R= C1/All > pkg_add git gmake python37 glib2 bison pkgconf pixman > > Install mozilla-rootcerts and follow post-install instructions. > > pkg_add mozilla-rootcerts > > More information: https://wiki.qemu.org/Hosts/BSD#NetBSD > > 4. Build qemu > > mkdir build > cd build > ../configure --python=3Dpython3.7 > gmake > gmake check > > 5. Test > > qemu -accel nvmm ... > > > History: > v1 -> v2: > - Included the testing plan as requested by Philippe Mathieu-Daude > - Formatting nit fix in qemu-options.hx > - Document NVMM in the accel section of qemu-options.hx > > Maxime Villard (4): > Add the NVMM vcpu API > Add the NetBSD Virtual Machine Monitor accelerator. > Introduce the NVMM impl > Add the NVMM acceleration enlightenments > > accel/stubs/Makefile.objs | 1 + > accel/stubs/nvmm-stub.c | 43 ++ > configure | 36 ++ > cpus.c | 58 ++ > include/sysemu/hw_accel.h | 14 + > include/sysemu/nvmm.h | 35 ++ > qemu-options.hx | 16 +- > target/i386/Makefile.objs | 1 + > target/i386/helper.c | 2 +- > target/i386/nvmm-all.c | 1222 +++++++++++++++++++++++++++++++++++++ > 10 files changed, 1419 insertions(+), 9 deletions(-) > create mode 100644 accel/stubs/nvmm-stub.c > create mode 100644 include/sysemu/nvmm.h > create mode 100644 target/i386/nvmm-all.c > > -- > 2.24.1 >