Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EBE6EC636D4 for ; Mon, 13 Feb 2023 06:28:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229713AbjBMG2Z (ORCPT ); Mon, 13 Feb 2023 01:28:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34482 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229552AbjBMG2X (ORCPT ); Mon, 13 Feb 2023 01:28:23 -0500 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1ABEADBF3; Sun, 12 Feb 2023 22:28:22 -0800 (PST) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id CC72E5D55F; Mon, 13 Feb 2023 06:28:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1676269700; h=from:from:reply-to: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=sETX0ikXPsCWRx8hcdFRpKcfWChxGPPrO0PQTEy6sH0=; b=szTBSMRdtdAskfJ+9mrVdXpdJdgD9ghRvZte0PhdLUACNpqvqXYNNc0fUipAvl8TmBfhLT lEpnfB0QJApv1+WkWYu6UsPg378V+5O1WZq1wojOJ+PQ/y/zdZnXJGxkSbXk0h4R7y0VCr f6KJijO30SHKdg8Y5ovJD3nNzfxwGwo= Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id 6046E1391B; Mon, 13 Feb 2023 06:28:20 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id FYwOFoTY6WNmBQAAMHmgww (envelope-from ); Mon, 13 Feb 2023 06:28:20 +0000 Message-ID: <41ce06c9-df2e-3348-f5bc-ae5925adaa2a@suse.com> Date: Mon, 13 Feb 2023 07:28:19 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.1 Subject: Re: [PATCH v2 3/8] x86/hyperv: set MTRR state when running as SEV-SNP Hyper-V guest Content-Language: en-US To: "Michael Kelley (LINUX)" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" , "linux-hyperv@vger.kernel.org" Cc: "lists@nerdbynature.de" , "torvalds@linux-foundation.org" , KY Srinivasan , Haiyang Zhang , Wei Liu , Dexuan Cui , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" References: <20230209072220.6836-1-jgross@suse.com> <20230209072220.6836-4-jgross@suse.com> From: Juergen Gross In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------j6hy8BDP0jRbkBvVTKuRu7Si" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------j6hy8BDP0jRbkBvVTKuRu7Si Content-Type: multipart/mixed; boundary="------------8OmGzH5fFTEECazp0q0VVbzh"; protected-headers="v1" From: Juergen Gross To: "Michael Kelley (LINUX)" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" , "linux-hyperv@vger.kernel.org" Cc: "lists@nerdbynature.de" , "torvalds@linux-foundation.org" , KY Srinivasan , Haiyang Zhang , Wei Liu , Dexuan Cui , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" Message-ID: <41ce06c9-df2e-3348-f5bc-ae5925adaa2a@suse.com> Subject: Re: [PATCH v2 3/8] x86/hyperv: set MTRR state when running as SEV-SNP Hyper-V guest References: <20230209072220.6836-1-jgross@suse.com> <20230209072220.6836-4-jgross@suse.com> In-Reply-To: --------------8OmGzH5fFTEECazp0q0VVbzh Content-Type: multipart/mixed; boundary="------------yt0MkDa4rcsx94tvgyi0k729" --------------yt0MkDa4rcsx94tvgyi0k729 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 T24gMTMuMDIuMjMgMDI6MDcsIE1pY2hhZWwgS2VsbGV5IChMSU5VWCkgd3JvdGU6DQo+IEZy b206IEp1ZXJnZW4gR3Jvc3MgPGpncm9zc0BzdXNlLmNvbT4gU2VudDogV2VkbmVzZGF5LCBG ZWJydWFyeSA4LCAyMDIzIDExOjIyIFBNDQo+Pg0KPj4gSW4gb3JkZXIgdG8gYXZvaWQgbWFw cGluZ3MgdXNpbmcgdGhlIFVDLSBjYWNoZSBhdHRyaWJ1dGUsIHNldCB0aGUNCj4+IE1UUlIg c3RhdGUgdG8gdXNlIFdCIGNhY2hpbmcgYXMgdGhlIGRlZmF1bHQuDQo+Pg0KPj4gVGhpcyBp cyBuZWVkZWQgaW4gb3JkZXIgdG8gY29wZSB3aXRoIHRoZSBmYWN0IHRoYXQgUEFUIGlzIGVu YWJsZWQsDQo+PiB3aGlsZSBNVFJScyBhcmUgZGlzYWJsZWQgYnkgdGhlIGh5cGVydmlzb3Iu DQo+Pg0KPj4gRml4ZXM6IDkwYjkyNmU2OGY1MCAoIng4Ni9wYXQ6IEZpeCBwYXRfeF9tdHJy X3R5cGUoKSBmb3IgTVRSUiBkaXNhYmxlZCBjYXNlIikNCj4+IFNpZ25lZC1vZmYtYnk6IEp1 ZXJnZW4gR3Jvc3MgPGpncm9zc0BzdXNlLmNvbT4NCj4+IC0tLQ0KPj4gVjI6DQo+PiAtIG5l dyBwYXRjaA0KPj4gLS0tDQo+PiAgIGFyY2gveDg2L2tlcm5lbC9jcHUvbXNoeXBlcnYuYyB8 IDggKysrKysrKysNCj4+ICAgMSBmaWxlIGNoYW5nZWQsIDggaW5zZXJ0aW9ucygrKQ0KPj4N Cj4+IGRpZmYgLS1naXQgYS9hcmNoL3g4Ni9rZXJuZWwvY3B1L21zaHlwZXJ2LmMgYi9hcmNo L3g4Ni9rZXJuZWwvY3B1L21zaHlwZXJ2LmMNCj4+IGluZGV4IDQ2NjY4ZTI1NTQyMS4uNTFl NDdkYzBlOTg3IDEwMDY0NA0KPj4gLS0tIGEvYXJjaC94ODYva2VybmVsL2NwdS9tc2h5cGVy di5jDQo+PiArKysgYi9hcmNoL3g4Ni9rZXJuZWwvY3B1L21zaHlwZXJ2LmMNCj4+IEBAIC0z NCw2ICszNCw3IEBADQo+PiAgICNpbmNsdWRlIDxjbG9ja3NvdXJjZS9oeXBlcnZfdGltZXIu aD4NCj4+ICAgI2luY2x1ZGUgPGFzbS9udW1hLmg+DQo+PiAgICNpbmNsdWRlIDxhc20vY29j by5oPg0KPj4gKyNpbmNsdWRlIDxhc20vbXRyci5oPg0KPj4NCj4+ICAgLyogSXMgTGludXgg cnVubmluZyBhcyB0aGUgcm9vdCBwYXJ0aXRpb24/ICovDQo+PiAgIGJvb2wgaHZfcm9vdF9w YXJ0aXRpb247DQo+PiBAQCAtMzM1LDYgKzMzNiwxMyBAQCBzdGF0aWMgdm9pZCBfX2luaXQg bXNfaHlwZXJ2X2luaXRfcGxhdGZvcm0odm9pZCkNCj4+ICAgCQkJc3RhdGljX2JyYW5jaF9l bmFibGUoJmlzb2xhdGlvbl90eXBlX3NucCk7DQo+PiAgICNpZmRlZiBDT05GSUdfU1dJT1RM Qg0KPj4gICAJCQlzd2lvdGxiX3VuZW5jcnlwdGVkX2Jhc2UgPSBtc19oeXBlcnYuc2hhcmVk X2dwYV9ib3VuZGFyeTsNCj4+ICsjZW5kaWYNCj4gDQo+IFVuZm9ydHVuYXRlbHksIEh5cGVy LVYgZG9lcyBub3QgZmlsdGVyIG91dCB0aGUgTVRSUiBmbGFnIGZyb20gdGhlDQo+IENQVUlE IGxlYWYsIHNvIHRoaXMgY29kZSBhbHNvIG5lZWRzDQo+IA0KPiAJCQlzZXR1cF9jbGVhcl9j cHVfY2FwKFg4Nl9GRUFUVVJFX01UUlIpOw0KPiANCj4gYmVmb3JlIGNhbGxpbmcgbXRycl9v dmVyd3JpdGVfc3RhdGUoKS4gIEkndmUgZ290IGEgYnVnIGZpbGVkIGZvciB0aGUNCj4gSHlw ZXItViB0ZWFtIHRvIGZpeCB0aGUgZmxhZywgYnV0IGNsZWFyaW5nIHRoZSBmZWF0dXJlIGhl cmUgc29sdmVzIHRoZQ0KPiBwcm9ibGVtIHJlZ2FyZGxlc3MuDQoNCk9rYXksIHdpbGwgYWRk IGl0Lg0KDQo+IA0KPj4gKyNpZmRlZiBDT05GSUdfTVRSUg0KPiANCj4gSG9wZWZ1bGx5IHRo aXMgI2lmZGVmIGNhbiBnbyBhd2F5LCBwZXIgbXkgY29tbWVudCBpbiBQYXRjaCAyIG9mDQo+ IHRoZSBzZXJpZXMuDQoNCkFzIHNhaWQgYWxyZWFkeSwgZmluZSB3aXRoIG1lLg0KDQoNCkp1 ZXJnZW4NCg== --------------yt0MkDa4rcsx94tvgyi0k729 Content-Type: application/pgp-keys; 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