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[2620:137:e000::1:20]) by mx.google.com with ESMTP id z8-20020a05640240c800b0043dd143c124si2325722edb.4.2022.08.06.04.16.59; Sat, 06 Aug 2022 04:17:25 -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=@redhat.com header.s=mimecast20190719 header.b=MfWu+P+a; 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=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230388AbiHFKxP (ORCPT + 99 others); Sat, 6 Aug 2022 06:53:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230133AbiHFKxN (ORCPT ); Sat, 6 Aug 2022 06:53:13 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id BD1BDE0D5 for ; Sat, 6 Aug 2022 03:53:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1659783191; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=HoXZYNXSL5fLTvts22bXZSeKXcAG3hKrGWdYE5IH2uY=; b=MfWu+P+aYmMnXfVmBgGlx+EXxTGZ3KRznvVnh8sBLUbNlEM8a7vF4FQLDuQje3EjRCjPF5 sXaJRHTpCSFiSi56qKDE6JBE3ez7swWkZDOg7shpbJTgBx+kOgLtCpNj5HU4yhc5aMugMD uOtlkTCNW15X7icE7cCVLjFppM1D8WM= Received: from mail-lj1-f200.google.com (mail-lj1-f200.google.com [209.85.208.200]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-16-z7zON1pWMsK7tLMIdw_LJA-1; Sat, 06 Aug 2022 06:53:08 -0400 X-MC-Unique: z7zON1pWMsK7tLMIdw_LJA-1 Received: by mail-lj1-f200.google.com with SMTP id j15-20020a2e850f000000b0025e6da69e18so1444677lji.18 for ; Sat, 06 Aug 2022 03:53:07 -0700 (PDT) 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; bh=HoXZYNXSL5fLTvts22bXZSeKXcAG3hKrGWdYE5IH2uY=; b=O8ew+Y/tKLHBMBTSC9IBDAjPKIZF1ZpMgBTHqpnwDIwZYa1hxkToHXF5mF2/ZycHGC dYojHada2vdZG81XhQCZSa5RzuIqD3YNuyDO5dU1iI+AxsgmNbK5H6dwSgOlMcphKu8U ShDVEiYVJ6WGlAztq97v+/6Qasx2HwjRsvtv8g1/6qUa2V0PtN0T7TSWhaPI3OVvCQh8 Id3hO9yX1ZZeo2XAPLjbSJYYHdORFsTFVLXszn2hySwRg/JB9eKYvy1fpePggaTSjQaD RK6/2/pZzeVAC8Mi27XOIURSfSfBB1/8UAwpw4n7wczyLfyKFPSMj9orFgrSdn9tZveE Ftnw== X-Gm-Message-State: ACgBeo30Wb3VvKitVuZhvimH+MtMWeLIrZkK4ZvAG0g8vjzxQIbBJyY2 cRL72u7NZrtBMXBT8IotoTCsYSsyMmLh9rXDjGYAPz132VbX5RLmZRVYroegGwHsLeCCy/D+6oi UP/bsJiZqknXuqbAs8rY1QcWIz2Koo2NdPPg+RfZq X-Received: by 2002:a19:ab02:0:b0:48b:3f9:add1 with SMTP id u2-20020a19ab02000000b0048b03f9add1mr3725676lfe.329.1659783186705; Sat, 06 Aug 2022 03:53:06 -0700 (PDT) X-Received: by 2002:a19:ab02:0:b0:48b:3f9:add1 with SMTP id u2-20020a19ab02000000b0048b03f9add1mr3725668lfe.329.1659783186556; Sat, 06 Aug 2022 03:53:06 -0700 (PDT) MIME-Version: 1.0 References: <20220805181105.GA29848@willie-the-truck> <20220806074828.zwzgn5gj47gjx5og@sgarzare-redhat> <20220806094239.GA30268@willie-the-truck> In-Reply-To: From: Stefan Hajnoczi Date: Sat, 6 Aug 2022 06:52:55 -0400 Message-ID: Subject: Re: IOTLB support for vhost/vsock breaks crosvm on Android To: Will Deacon Cc: Stefano Garzarella , mst@redhat.com, Stefan Hajnoczi , Jason Wang , torvalds@linux-foundation.org, ascull@google.com, maz@kernel.org, keirf@google.com, jiyong@google.com, kernel-team@android.com, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, kvm@vger.kernel.org Content-Type: text/plain; charset="UTF-8" X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE 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 s/vhost devices are full VIRTIO devices/vhost devices are not full VIRTIO devices/