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 98AC0C05027 for ; Wed, 8 Feb 2023 15:19:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231480AbjBHPTs (ORCPT ); Wed, 8 Feb 2023 10:19:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49074 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231473AbjBHPTp (ORCPT ); Wed, 8 Feb 2023 10:19:45 -0500 Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 58DD746171 for ; Wed, 8 Feb 2023 07:19:44 -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-out1.suse.de (Postfix) with ESMTPS id 0F74C33787; Wed, 8 Feb 2023 15:19:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1675869583; 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=oDm+fjVYOSCsC+Kqr6Ej60x9OKUWUo1fnESWPYLvrcs=; b=ZZrWL7USYEiToVEbmASXVjuU0HQB0j8AZng8iz5mzo2sWEHdLPJ+JzF2UmH4Caw+DfkJHC NkvAdTAYZiLlya78FNVe3xK5Vo56DFNDnWnmksYZAFOExkDOTUv0z1TGeVbzf+DHXVeAOW r80k7aPj7OqWUlDNnSIXxgI9msEviV8= 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 A97F913425; Wed, 8 Feb 2023 15:19:42 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id FwVLJ46942PUPAAAMHmgww (envelope-from ); Wed, 08 Feb 2023 15:19:42 +0000 Message-ID: <6b833946-3932-11ef-173a-f1d29f4ec137@suse.com> Date: Wed, 8 Feb 2023 16:19:42 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [PATCH 0/6] x86/mtrr: fix handling with PAT but without MTRR Content-Language: en-US To: "Michael Kelley (LINUX)" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" Cc: "lists@nerdbynature.de" , "torvalds@linux-foundation.org" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Andy Lutomirski , Peter Zijlstra References: <20230207072902.5528-1-jgross@suse.com> From: Juergen Gross In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------5Q0esvM5r0LTLGoorfhLgP72" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------5Q0esvM5r0LTLGoorfhLgP72 Content-Type: multipart/mixed; boundary="------------ve1TI2GZCEUs0mBGwE0S20Ck"; protected-headers="v1" From: Juergen Gross To: "Michael Kelley (LINUX)" , "linux-kernel@vger.kernel.org" , "x86@kernel.org" Cc: "lists@nerdbynature.de" , "torvalds@linux-foundation.org" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Andy Lutomirski , Peter Zijlstra Message-ID: <6b833946-3932-11ef-173a-f1d29f4ec137@suse.com> Subject: Re: [PATCH 0/6] x86/mtrr: fix handling with PAT but without MTRR References: <20230207072902.5528-1-jgross@suse.com> In-Reply-To: --------------ve1TI2GZCEUs0mBGwE0S20Ck Content-Type: multipart/mixed; boundary="------------4S27xQCE5CTmcvemGWRA40OD" --------------4S27xQCE5CTmcvemGWRA40OD Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 T24gMDguMDIuMjMgMTY6MDgsIE1pY2hhZWwgS2VsbGV5IChMSU5VWCkgd3JvdGU6DQo+IEZy b206IEp1ZXJnZW4gR3Jvc3MgPGpncm9zc0BzdXNlLmNvbT4gU2VudDogTW9uZGF5LCBGZWJy dWFyeSA2LCAyMDIzIDExOjI5IFBNDQo+Pg0KPj4gVGhpcyBzZXJpZXMgdHJpZXMgdG8gZml4 IHRoZSByYXRoZXIgc3BlY2lhbCBjYXNlIG9mIFBBVCBiZWluZyBhdmFpbGFibGUNCj4+IHdp dGhvdXQgaGF2aW5nIE1UUlJzIChlaXRoZXIgZHVlIHRvIENPTkZJR19NVFJSIGJlaW5nIG5v dCBzZXQsIG9yDQo+PiBiZWNhdXNlIHRoZSBmZWF0dXJlIGhhcyBiZWVuIGRpc2FibGVkIGUu Zy4gYnkgYSBoeXBlcnZpc29yKS4NCj4+DQo+PiBUaGUgbWFpbiB1c2UgY2FzZXMgYXJlIFhl biBQViBndWVzdHMgYW5kIFNFVi1TTlAgZ3Vlc3RzIHJ1bm5pbmcgdW5kZXINCj4+IEh5cGVy LVYuDQo+Pg0KPj4gUGF0Y2ggMiBzZWVtcyB0byBiZSBhIGxpdHRsZSBoYWNreSwgYXMgaXQg c3BlY2lhbCBjYXNlcyBvbmx5DQo+PiBtZW10eXBlX3Jlc2VydmUoKSBhbmQgbWVtdHlwZV9m cmVlKCksIGJ1dCBPVE9IIHRoaXMgZG9lc24ndCBzZWVtIHRvDQo+PiBiZSB3b3JzZSB0aGFu IGluIHByZXZpb3VzIGRheXMsIHdoZXJlIFBBVCB3YXMgZGlzYWJsZWQgd2hlbiBNVFJScw0K Pj4gaGF2ZW4ndCBiZWVuIGF2YWlsYWJsZS4NCj4+DQo+PiBNeSB0ZXN0cyB3aXRoIFhlbiBk aWRuJ3Qgc2hvdyBhbnkgcHJvYmxlbXMsIGJ1dCBJJ20gcmF0aGVyIHN1cmUgSQ0KPj4gY291 bGRuJ3QgY292ZXIgYWxsIGNvcm5lciBjYXNlcy4NCj4gDQo+IEkgdGVzdGVkIHRoaXMgcGF0 Y2ggc2V0IHdpdGggSHlwZXItViBTRVYtU05QIGd1ZXN0cywgYW5kIGlvcmVtYXBfY2FjaGUo KQ0KPiBpcyBjb3JyZWN0bHkgbWFwcGluZyBhcyBXQi4NCj4gDQo+IEFzIGFuIG9ic2VydmF0 aW9uLCB3aXRoIGNvbW1pdCA5MGI5MjZlNjhmNTAgaXQgd2FzIG5pY2UgdG8gaGF2ZQ0KPiB0 aGUgbWVtdHlwZSBlbnRyaWVzIGNyZWF0ZWQuICBJIGNvdWxkIGNoZWNrIGZvciBhbnkgdW5l eHBlY3RlZA0KPiBtYXBwaW5ncyBpbiAvc3lzL2tlcm5lbC9kZWJ1Zy94ODYvcGF0X21lbXR5 cGVfbGlzdC4gIFdpdGggdGhpcyBwYXRjaA0KPiBzZXQsIHdlJ3JlIGJhY2sgdG8gbm90IGNy ZWF0aW5nIHRob3NlIGVudHJpZXMuDQoNCkknbSBjdXJyZW50bHkgbG9va2luZyBpbnRvIHRo ZSBzb2x1dGlvbiBtZW50aW9uZWQgYmVsb3cuIFRoaXMgbWlnaHQgdHVybg0Kb3V0IHRvIGJl IG11Y2ggY2xlYW5lci4NCg0KPiANCj4gTWljaGFlbA0KPiANCj4+DQo+PiBUaGUgb25seSBj bGVhbmVyIHNvbHV0aW9uIEkgY291bGQgdGhpbmsgb2Ygd291bGQgYmUgdG8gaW50cm9kdWNl IE1UUlINCj4+IHJlYWQtb25seSBhY2Nlc3MuIEl0IHdvdWxkIHRoZW9yZXRpY2FsbHkgYmUg cG9zc2libGUgdG8gZ2V0IHRoZSBhY3R1YWwNCj4+IE1UUlIgY29udGVudHMgZm9yIHRoZSB2 YXJpYWJsZSBNVFJScyBmcm9tIFhlbiwgYnV0IEknbSBub3Qgc3VyZSB0aGlzDQo+PiBpcyBy ZWFsbHkgdGhlIHdheSB0byBnby4NCj4+DQo+PiBGb3IgdGhlIFNFVi1TTlAgY2FzZSB3aXRo IEh5cGVyLVYgSSBndWVzcyBzdWNoIGEgcmVhZC1vbmx5IG1vZGUgY291bGQNCj4+IGJlIHJh dGhlciBzaW1wbGUsIGJ1dCBJJ20gcmVhbGx5IG5vdCBzdXJlIHRoaXMgd291bGQgY292ZXIg YWxsIG5lZWRlZA0KPj4gY29ybmVyIGNhc2VzIChJJ2QgYmFzaWNhbGx5IHNheSBhbHdheXMg IldCIiBpbiB0aGF0IGNhc2UpLg0KDQoNCkp1ZXJnZW4NCg0K --------------4S27xQCE5CTmcvemGWRA40OD Content-Type: application/pgp-keys; name="OpenPGP_0xB0DE9DD628BF132F.asc" Content-Disposition: attachment; filename="OpenPGP_0xB0DE9DD628BF132F.asc" Content-Description: OpenPGP public key Content-Transfer-Encoding: quoted-printable -----BEGIN PGP PUBLIC KEY BLOCK----- xsBNBFOMcBYBCACgGjqjoGvbEouQZw/ToiBg9W98AlM2QHV+iNHsEs7kxWhKMjri oyspZKOBycWxw3ie3j9uvg9EOB3aN4xiTv4qbnGiTr3oJhkB1gsb6ToJQZ8uxGq2 kaV2KL9650I1SJvedYm8Of8Zd621lSmoKOwlNClALZNew72NjJLEzTalU1OdT7/i 1TXkH09XSSI8mEQ/ouNcMvIJNwQpd369y9bfIhWUiVXEK7MlRgUG6MvIj6Y3Am/B BLUVbDa4+gmzDC9ezlZkTZG2t14zWPvxXP3FAp2pkW0xqG7/377qptDmrk42GlSK N4z76ELnLxussxc7I2hx18NUcbP8+uty4bMxABEBAAHNHEp1ZXJnZW4gR3Jvc3Mg PGpnQHBmdXBmLm5ldD7CwHkEEwECACMFAlOMcBYCGwMHCwkIBwMCAQYVCAIJCgsE FgIDAQIeAQIXgAAKCRCw3p3WKL8TL0KdB/93FcIZ3GCNwFU0u3EjNbNjmXBKDY4F UGNQH2lvWAUy+dnyThpwdtF/jQ6j9RwE8VP0+NXcYpGJDWlNb9/JmYqLiX2Q3Tye vpB0CA3dbBQp0OW0fgCetToGIQrg0MbD1C/sEOv8Mr4NAfbauXjZlvTj30H2jO0u +6WGM6nHwbh2l5O8ZiHkH32iaSTfN7Eu5RnNVUJbvoPHZ8SlM4KWm8rG+lIkGurq qu5gu8q8ZMKdsdGC4bBxdQKDKHEFExLJK/nRPFmAuGlId1E3fe10v5QL+qHI3EIP tyfE7i9Hz6rVwi7lWKgh7pe0ZvatAudZ+JNIlBKptb64FaiIOAWDCx1SzR9KdWVy Z2VuIEdyb3NzIDxqZ3Jvc3NAc3VzZS5jb20+wsB5BBMBAgAjBQJTjHCvAhsDBwsJ CAcDAgEGFQgCCQoLBBYCAwECHgECF4AACgkQsN6d1ii/Ey/HmQf/RtI7kv5A2PS4 RF7HoZhPVPogNVbC4YA6lW7DrWf0teC0RR3MzXfy6pJ+7KLgkqMlrAbN/8Dvjoz7 8X+5vhH/rDLa9BuZQlhFmvcGtCF8eR0T1v0nC/nuAFVGy+67q2DH8As3KPu0344T BDpAvr2uYM4tSqxK4DURx5INz4ZZ0WNFHcqsfvlGJALDeE0LhITTd9jLzdDad1pQ SToCnLl6SBJZjDOX9QQcyUigZFtCXFst4dlsvddrxyqT1f17+2cFSdu7+ynLmXBK 7abQ3rwJY8SbRO2iRulogc5vr/RLMMlscDAiDkaFQWLoqHHOdfO9rURssHNN8WkM nQfvUewRz80hSnVlcmdlbiBHcm9zcyA8amdyb3NzQG5vdmVsbC5jb20+wsB5BBMB AgAjBQJTjHDXAhsDBwsJCAcDAgEGFQgCCQoLBBYCAwECHgECF4AACgkQsN6d1ii/ Ey8PUQf/ehmgCI9jB9hlgexLvgOtf7PJnFOXgMLdBQgBlVPO3/D9R8LtF9DBAFPN hlrsfIG/SqICoRCqUcJ96Pn3P7UUinFG/I0ECGF4EvTE1jnDkfJZr6jrbjgyoZHi w/4BNwSTL9rWASyLgqlA8u1mf+c2yUwcGhgkRAd1gOwungxcwzwqgljf0N51N5Jf VRHRtyfwq/ge+YEkDGcTU6Y0sPOuj4Dyfm8fJzdfHNQsWq3PnczLVELStJNdapwP OoE+lotufe3AM2vAEYJ9rTz3Cki4JFUsgLkHFqGZarrPGi1eyQcXeluldO3m91NK /1xMI3/+8jbO0tsn1tqSEUGIJi7ox80eSnVlcmdlbiBHcm9zcyA8amdyb3NzQHN1 c2UuZGU+wsB5BBMBAgAjBQJTjHDrAhsDBwsJCAcDAgEGFQgCCQoLBBYCAwECHgEC F4AACgkQsN6d1ii/Ey+LhQf9GL45eU5vOowA2u5N3g3OZUEBmDHVVbqMtzwlmNC4 k9Kx39r5s2vcFl4tXqW7g9/ViXYuiDXb0RfUpZiIUW89siKrkzmQ5dM7wRqzgJpJ wK8Bn2MIxAKArekWpiCKvBOB/Cc+3EXE78XdlxLyOi/NrmSGRIov0karw2RzMNOu 5D+jLRZQd1Sv27AR+IP3I8U4aqnhLpwhK7MEy9oCILlgZ1QZe49kpcumcZKORmzB TNh30FVKK1EvmV2xAKDoaEOgQB4iFQLhJCdP1I5aSgM5IVFdn7v5YgEYuJYx37Io N1EblHI//x/e2AaIHpzK5h88NEawQsaNRpNSrcfbFmAg987ATQRTjHAWAQgAyzH6 AOODMBjgfWE9VeCgsrwH3exNAU32gLq2xvjpWnHIs98ndPUDpnoxWQugJ6MpMncr 0xSwFmHEgnSEjK/PAjppgmyc57BwKII3sV4on+gDVFJR6Y8ZRwgnBC5mVM6JjQ5x Dk8WRXljExRfUX9pNhdE5eBOZJrDRoLUmmjDtKzWaDhIg/+1Hzz93X4fCQkNVbVF LELU9bMaLPBG/x5q4iYZ2k2ex6d47YE1ZFdMm6YBYMOljGkZKwYde5ldM9mo45mm we0icXKLkpEdIXKTZeKDO+Hdv1aqFuAcccTg9RXDQjmwhC3yEmrmcfl0+rPghO0I v3OOImwTEe4co3c1mwARAQABwsBfBBgBAgAJBQJTjHAWAhsMAAoJELDendYovxMv Q/gH/1ha96vm4P/L+bQpJwrZ/dneZcmEwTbe8YFsw2V/Buv6Z4Mysln3nQK5ZadD 534CF7TDVft7fC4tU4PONxF5D+/tvgkPfDAfF77zy2AH1vJzQ1fOU8lYFpZXTXIH b+559UqvIB8AdgR3SAJGHHt4RKA0F7f5ipYBBrC6cyXJyyoprT10EMvU8VGiwXvT yJz3fjoYsdFzpWPlJEBRMedCot60g5dmbdrZ5DWClAr0yau47zpWj3enf1tLWaqc suylWsviuGjKGw7KHQd3bxALOknAp4dN3QwBYCKuZ7AddY9yjynVaD5X7nF9nO5B jR/i1DG86lem3iBDXzXsZDn8R38=3D =3D2wuH -----END PGP PUBLIC KEY BLOCK----- --------------4S27xQCE5CTmcvemGWRA40OD-- --------------ve1TI2GZCEUs0mBGwE0S20Ck-- --------------5Q0esvM5r0LTLGoorfhLgP72 Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature" -----BEGIN PGP SIGNATURE----- wsB5BAABCAAjFiEEhRJncuj2BJSl0Jf3sN6d1ii/Ey8FAmPjvY4FAwAAAAAACgkQsN6d1ii/Ey8P ogf+OA/bpBbuwJqWU6Vulhf/STYUQXrYN6Q23W8lp5FcuYBbLb5vGWQV7aGpjU0zOSFT2sUR852V N4A3GggFdTi5h3dHx3fXmZU+SYXm5RtOjW5Bf5oUcOeX5y1Lcm44POTo55tFI9oJw2qJ5XTjW1Fu Li73Irkc1FyLlyC/bLUC0bVjeg2ZZRuIEEPG8/rkLN9Ta4iA3+0pKY8EV+sdeGzV5XC3r+9ybBUE CeN3bVPFqQ5odw20xUMzF1X5MxFAu840KAhCTrgYgayciLJX/8okUBQOvbQLSsVzKSyGM3shqfVv zgIlf4HXeGAr/3rmbp0S5KffWDEQRM85ag0lBFNlFg== =O+Bk -----END PGP SIGNATURE----- --------------5Q0esvM5r0LTLGoorfhLgP72--