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 C4D99C636D4 for ; Mon, 13 Feb 2023 16:25:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229802AbjBMQZK (ORCPT ); Mon, 13 Feb 2023 11:25:10 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45580 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230521AbjBMQZH (ORCPT ); Mon, 13 Feb 2023 11:25:07 -0500 Received: from smtp-out2.suse.de (smtp-out2.suse.de [195.135.220.29]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C36302D5B for ; Mon, 13 Feb 2023 08:24:30 -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 BC5811F8B9; Mon, 13 Feb 2023 16:23:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1676305438; 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=u3KZsWS9yq587wT8ZzVLFMR8Ts3cCsLRIsEUUms7WOI=; b=LTMij1N3N8Lb+4bkpAC9VeC1wsKsxXm9gkPHTABZ9ajCXFmfYVnsCUo+OYgSbSW0H5SwYX FYvjcwJ6ujggFk1lta3UbvMgbJAjgtmgkf0byiecwAGP6IMe2uprQfbXx+BxaCE8tEwENT eqXZxiRkboXk3js3oAfwrPGsu1Qzdp0= 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 5985E138E6; Mon, 13 Feb 2023 16:23:58 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id lQVlFB5k6mP2QAAAMHmgww (envelope-from ); Mon, 13 Feb 2023 16:23:58 +0000 Message-ID: Date: Mon, 13 Feb 2023 17:23:57 +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 5/8] x86/mtrr: revert commit 90b926e68f50 Content-Language: en-US To: Christian Kujau , mikelley@microsoft.com Cc: Linux regressions mailing list , linux-kernel@vger.kernel.org, x86@kernel.org, torvalds@linux-foundation.org, Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" References: <20230209072220.6836-1-jgross@suse.com> <20230209072220.6836-6-jgross@suse.com> <9046a3cb-928a-5476-1e72-63bd197c039e@leemhuis.info> <129d8c1d-ffa6-dac2-f516-dab4fc8c6218@suse.com> <6e4198c2-d79c-8ebd-82f7-3826dd807f1b@nerdbynature.de> From: Juergen Gross In-Reply-To: <6e4198c2-d79c-8ebd-82f7-3826dd807f1b@nerdbynature.de> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------ZpXCMa5vtEEn05cd52m0ectS" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------ZpXCMa5vtEEn05cd52m0ectS Content-Type: multipart/mixed; boundary="------------d1gUdTw0OLkvmENL1ViLh1yA"; protected-headers="v1" From: Juergen Gross To: Christian Kujau , mikelley@microsoft.com Cc: Linux regressions mailing list , linux-kernel@vger.kernel.org, x86@kernel.org, torvalds@linux-foundation.org, Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" Message-ID: Subject: Re: [PATCH v2 5/8] x86/mtrr: revert commit 90b926e68f50 References: <20230209072220.6836-1-jgross@suse.com> <20230209072220.6836-6-jgross@suse.com> <9046a3cb-928a-5476-1e72-63bd197c039e@leemhuis.info> <129d8c1d-ffa6-dac2-f516-dab4fc8c6218@suse.com> <6e4198c2-d79c-8ebd-82f7-3826dd807f1b@nerdbynature.de> In-Reply-To: <6e4198c2-d79c-8ebd-82f7-3826dd807f1b@nerdbynature.de> --------------d1gUdTw0OLkvmENL1ViLh1yA Content-Type: multipart/mixed; boundary="------------mPY7KgYP8W0xmk0oWL40WHYi" --------------mPY7KgYP8W0xmk0oWL40WHYi Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 T24gMTMuMDIuMjMgMTI6NDYsIENocmlzdGlhbiBLdWphdSB3cm90ZToNCj4gT24gTW9uLCAx MyBGZWIgMjAyMywgSnVlcmdlbiBHcm9zcyB3cm90ZToNCj4+IE9uIDEwLjAyLjIzIDE5OjU5 LCBMaW51eCByZWdyZXNzaW9uIHRyYWNraW5nIChUaG9yc3RlbiBMZWVtaHVpcykgd3JvdGU6 DQo+Pj4gSGksIHRoaXMgaXMgeW91ciBMaW51eCBrZXJuZWwgcmVncmVzc2lvbiB0cmFja2Vy Lg0KPj4+DQo+Pj4gT24gMDkuMDIuMjMgMDg6MjIsIEp1ZXJnZW4gR3Jvc3Mgd3JvdGU6DQo+ Pj4+IENvbW1pdCA5MGI5MjZlNjhmNTAgKCJ4ODYvcGF0OiBGaXggcGF0X3hfbXRycl90eXBl KCkgZm9yIE1UUlIgZGlzYWJsZWQNCj4+Pj4gY2FzZSIpIGhhcyBpbnRyb2R1Y2VkIGEgcmVn cmVzc2lvbiB3aXRoIFhlbi4NCj4+Pj4NCj4+Pj4gUmV2ZXJ0IHRoZSBwYXRjaC4NCj4+Pg0K Pj4+IFRoYXQgcmVncmVzc2lvbiB5b3UgcmVmZXIgdG8gaXMgYWZhaWNzIG9uZSBJJ20gdHJh Y2tpbmdbMV0gdGhhdCB3YXMNCj4+PiBpbnRyb2R1Y2VkIHRoaXMgY3ljbGUuIFRoYXQgbWFr ZXMgbWUgd29uZGVyOiBjb3VsZCB0aGlzIHBhdGNoIGJlIGFwcGxpZWQNCj4+PiBkaXJlY3Rs eSB0byBmaXggdGhlIGlzc3VlIHF1aWNrbHk/IE9yIGFyZSBwYXRjaGVzIDEgdG8gNCBuZWVk ZWQgYXMgd2VsbA0KPj4+IChvciB0aGUgd2hvbGUgc2VyaWVzPykgdG8gYXZvaWQgb3RoZXIg cHJvYmxlbXM/DQo+Pg0KPj4gUGF0Y2hlcyAxLTQgYXJlIG5lZWRlZCwgdG9vLCBhcyBvdGhl cndpc2UgdGhlIGlzc3VlIGNsYWltZWQgdG8gYmUgZml4ZWQNCj4+IHdpdGggcGF0Y2ggNSB3 b3VsZCBzaG93IHVwIGFnYWluLg0KPiANCj4gVGhlIChsYXN0PykgLXJjOCB2ZXJzaW9uIHdh cyByZWxlYXNlZCB5ZXN0ZXJkYXkuIFdvdWxkIGl0IGJlIHBvc3NpYmxlIHRvDQo+IGluY2x1 ZGUgYXQgbGVhc3QgKG9ubHkpIHRoZSByZXZlcnQgaW4gbWFpbmxpbmUgc28gdGhhdCA2LjIg d2lsbCBiZQ0KPiByZWxlYXNlZCB3aXRoIGEgd29ya2luZyBzdG9yYWdlIGNvbmZpZ3VyYXRp b24gdW5kZXIgWGVuPw0KDQpIbW0sIHRoaXMgd291bGQgbWFrZSBIeXBlci1WIFNFVi1TTlAg Z3Vlc3RzIHNsb3cgYWdhaW4uDQoNCkknbSBub3QgY29tcGxldGVseSBhZ2FpbnN0IGl0LCBi dXQgT1RPSCBJJ20gYSBsaXR0bGUgYml0IGJpYXNlZCBhcyB0aGUNCm1haW50YWluZXIgb2Yg dGhlIFhlbiBjb2RlLiA6LSkNCg0KTWljaGFlbCwgd291bGQgeW91IHNlZSBtYWpvciBwcm9i bGVtcyB3aXRoIGRvaW5nIHRoZSByZXZlcnQgYmVmb3JlIGhhdmluZw0KdGhlIGZpbmFsIHBh dGNoZXMgZm9yIGZpeGluZyB5b3VyIGlzc3VlLCB0b28/DQoNCj4gT3RoZXJ3aXNlIG9uZSB3 b3VsZCBoYXZlIHRvIGNhcnJ5IGFyb3VuZCB0aGF0IHNpbmdsZSByZXZlcnQgbWFudWFsbHkg dW50aWwNCj4gdGhpcyBwYXRjaCBzZXJpZXMgaGFzIGxhbmRlZCBpbiBtYWlubGluZSwgb3Ig Y29udmluY2UgYWxsIHRoZQ0KPiBkaXN0cmlidXRpb25zIHRvIGRvIHNvIDotXA0KPiANCj4g QW55d2F5LCB0aGFua3MgZm9yIGZpeGluZyB0aGlzIHByb2JsZW0sIEkgZGlkIG5vdCBleHBl Y3QgdGhpcyB0byBiZSBzdWNoIGENCj4gY29tcGxpY2F0ZWQgaXNzdWUgd2hlbiBJIHJlcG9y dGVkIHRoYXQgdGhpbmcgOi0pDQoNClllcywgSSBoYXZlIG9wZW5lZCBhIGNhbiBvZiB3b3Jt cyB3aXRoIG15IE1UUlIvUEFUIGRpc2VudGFuZ2xpbmcuDQoNCg0KSnVlcmdlbg0K --------------mPY7KgYP8W0xmk0oWL40WHYi Content-Type: application/pgp-keys; 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