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[2620:137:e000::1:20]) by mx.google.com with ESMTP id cd24-20020a056a00421800b005380c21168esi11157404pfb.272.2022.08.31.11.07.24; Wed, 31 Aug 2022 11:07:35 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b="El/hH7bW"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231784AbiHaR6q (ORCPT + 99 others); Wed, 31 Aug 2022 13:58:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232126AbiHaR6i (ORCPT ); Wed, 31 Aug 2022 13:58:38 -0400 Received: from mail-oa1-x30.google.com (mail-oa1-x30.google.com [IPv6:2001:4860:4864:20::30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A9D04E0949 for ; Wed, 31 Aug 2022 10:58:37 -0700 (PDT) Received: by mail-oa1-x30.google.com with SMTP id 586e51a60fabf-12243fcaa67so3281473fac.8 for ; Wed, 31 Aug 2022 10:58:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date; bh=mnuRXQYw+PDg4Esm1oYn5QiuF7oH3z8MEWV+uoTWof4=; b=El/hH7bWJ0ULPCX/nQz1pdsFzI7+6T4+wIZsZozg6Rc0mgpkHZQnRRQAJr5JqplHno hut+8KRYpSuIZuIyV7RXCB43cnaSUuLxBanbkUu4ZPik2RIQiXi3IS2+Nx/Fv3HIG8jV uvxb7P7yxVecLtSg72GCnwBr/87Qk4+bb5eLzQzfhdtOb1B2XBEfkaaHX8gU2zUTdYcv pEdOu9Nzmasluy3geGEO8nVVkSiRJ9NdhsT4MzYSmwsgsi7CJ+4c8lj0LHJQuCvX9a0f UjiPQXm/SevmRWzST9KBFuyYFi7kvu84YLB/y8Yf39ygvDfS+TtDnH6fJYGuy++gdYfc xfGQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date; bh=mnuRXQYw+PDg4Esm1oYn5QiuF7oH3z8MEWV+uoTWof4=; b=1vpfuBvYYY6TZiUNR9W3kjMqPECskmVV9nBG02bG+2RNXX/5DLljX4K5w82xvN5GJQ OQXFBT5ecIrsI1zOs6gjT0sj/4F1JNm3O9JJe1PkaGRa4+3vI4TFDLDoLiKrzzdVACu6 ZsSH3M+34cAyJtz2rYHgGpGTXGHadFcYetIfkx8REIEJE7FNyLTshnoeA3fLo/hmQzPC 1viIndoPFKPCFdqIFR8BFKSJfmlxQ0jo8MugCKI/0op2/OW+ZxIzLQFZVwlAA+knbDYh BX4ZnKMSRMXn4XPlim/bAIp6Avy953TLlEy8ubdaFv63dheN1eW44btifZhi4qiuJXSw fTuQ== X-Gm-Message-State: ACgBeo2uKpMigvrFKxrprtPX+qb9WdDBTRUp/2dvF7UXisFXFX/GeTGq BaaC5zgq3c7YuoZFyRCRGXVkah3bFzRL9tm3KnIfJg== X-Received: by 2002:a05:6870:c596:b0:101:6409:ae62 with SMTP id ba22-20020a056870c59600b001016409ae62mr2022785oab.112.1661968716785; Wed, 31 Aug 2022 10:58:36 -0700 (PDT) MIME-Version: 1.0 References: <20220831003506.4117148-1-seanjc@google.com> <20220831003506.4117148-4-seanjc@google.com> <17e776dccf01e03bce1356beb8db0741e2a13d9a.camel@redhat.com> <84c2e836d6ba4eae9fa20329bcbc1d19f8134b0f.camel@redhat.com> <59206c01da236c836c58ff96c5b4123d18a28b2b.camel@redhat.com> In-Reply-To: <59206c01da236c836c58ff96c5b4123d18a28b2b.camel@redhat.com> From: Jim Mattson Date: Wed, 31 Aug 2022 10:58:25 -0700 Message-ID: Subject: Re: [PATCH 03/19] Revert "KVM: SVM: Introduce hybrid-AVIC mode" To: Maxim Levitsky Cc: Sean Christopherson , Paolo Bonzini , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Suravee Suthikulpanit , Li RongQing Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-17.6 required=5.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF, ENV_AND_HDR_SPF_MATCH,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE,USER_IN_DEF_DKIM_WL,USER_IN_DEF_SPF_WL autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 31, 2022 at 10:49 AM Maxim Levitsky wrote: > In this case I say that there is no wiggle room for KVM to not allow different APIC bases > on each CPU - the spec 100% allows it, but in KVM it is broken. This would actually be my first candidate for Documentation/virt/kvm/x86/errata.rst!