From mboxrd@z Thu Jan 1 00:00:00 1970 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 C1E16C77B61 for ; Tue, 25 Apr 2023 08:40:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233823AbjDYIkz (ORCPT ); Tue, 25 Apr 2023 04:40:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57232 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234120AbjDYIkQ (ORCPT ); Tue, 25 Apr 2023 04:40:16 -0400 Received: from smtp-out2.suse.de (smtp-out2.suse.de [IPv6:2001:67c:2178:6::1d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7DDF9146E2 for ; Tue, 25 Apr 2023 01:38:35 -0700 (PDT) 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 1FD4A1FDB8; Tue, 25 Apr 2023 08:32:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1682411562; 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=8fUJpT4eSXUFtWZDp+c4s0vMvQ9WDc0MkOerGh85A7E=; b=Vp1bhtUM98M738pN2ugm3fpijEc0bC46Wp1nFIFbzmbRabPVHkcKVY4xp+Ag/u62LPqpen 3oNJageaY+9yTuThfmmQy1BhNsrZYefAGQu/8qjVitVsCxMmMkbtyYnfC2DnDk2t54ucO+ +hdnTU5zjs9v0694uXDCgTrxR/HFuDs= 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 DBA3413466; Tue, 25 Apr 2023 08:32:41 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id Mm5ANCmQR2Q8YAAAMHmgww (envelope-from ); Tue, 25 Apr 2023 08:32:41 +0000 Message-ID: Date: Tue, 25 Apr 2023 10:32:41 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.9.1 Subject: Re: [PATCH] x86/mm: fix __swp_entry_to_pte() for Xen PV guests Content-Language: en-US To: linux-kernel@vger.kernel.org, x86@kernel.org Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" References: <20230306123259.12461-1-jgross@suse.com> From: Juergen Gross In-Reply-To: <20230306123259.12461-1-jgross@suse.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------1QajHh30CYvvJ3lSjQxcBpjB" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------1QajHh30CYvvJ3lSjQxcBpjB Content-Type: multipart/mixed; boundary="------------eFKwYi9FwUmx4uAls7bYvGCP"; protected-headers="v1" From: Juergen Gross To: linux-kernel@vger.kernel.org, x86@kernel.org Cc: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , "H. Peter Anvin" Message-ID: Subject: Re: [PATCH] x86/mm: fix __swp_entry_to_pte() for Xen PV guests References: <20230306123259.12461-1-jgross@suse.com> In-Reply-To: <20230306123259.12461-1-jgross@suse.com> --------------eFKwYi9FwUmx4uAls7bYvGCP Content-Type: multipart/mixed; boundary="------------98MHwYpyewZmBcD0lkvDOhb8" --------------98MHwYpyewZmBcD0lkvDOhb8 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: base64 UGluZz8NCg0KT24gMDYuMDMuMjMgMTM6MzIsIEp1ZXJnZW4gR3Jvc3Mgd3JvdGU6DQo+IE5v cm1hbGx5IF9fc3dwX2VudHJ5X3RvX3B0ZSgpIGlzIG5ldmVyIGNhbGxlZCB3aXRoIGEgdmFs dWUgdHJhbnNsYXRpbmcNCj4gdG8gYSB2YWxpZCBQVEUuIFRoZSBvbmx5IGtub3duIGV4Y2Vw dGlvbiBpcyBwdGVfc3dhcF90ZXN0cygpLCByZXN1bHRpbmcNCj4gaW4gYSBXQVJOIHNwbGF0 IGluIFhlbiBQViBndWVzdHMsIGFzIF9fcHRlX3RvX3N3cF9lbnRyeSgpIGRpZA0KPiB0cmFu c2xhdGUgdGhlIFBGTiBvZiB0aGUgdmFsaWQgUFRFIHRvIGEgZ3Vlc3QgbG9jYWwgUEZOLCB3 aGlsZQ0KPiBfX3N3cF9lbnRyeV90b19wdGUoKSBkb2Vzbid0IGRvIHRoZSBvcHBvc2l0ZSB0 cmFuc2xhdGlvbi4NCj4gDQo+IEZpeCB0aGF0IGJ5IHVzaW5nIF9fcHRlKCkgaW4gX19zd3Bf ZW50cnlfdG9fcHRlKCkgaW5zdGVhZCBvZiBvcGVuDQo+IGNvZGluZyB0aGUgbmF0aXZlIHZh cmlhbnQgb2YgaXQuDQo+IA0KPiBGb3IgY29ycmVjdG5lc3MgZG8gdGhlIHNpbWlsYXIgY29u dmVyc2lvbiBmb3IgX19zd3BfZW50cnlfdG9fcG1kKCkuDQo+IA0KPiBGaXhlczogMDUyODk0 MDJkNzE3ICgibW0vZGVidWdfdm1fcGd0YWJsZTogYWRkIHRlc3RzIHZhbGlkYXRpbmcgYXJj aCBoZWxwZXJzIGZvciBjb3JlIE1NIGZlYXR1cmVzIikNCj4gU2lnbmVkLW9mZi1ieTogSnVl cmdlbiBHcm9zcyA8amdyb3NzQHN1c2UuY29tPg0KPiAtLS0NCj4gICBhcmNoL3g4Ni9pbmNs dWRlL2FzbS9wZ3RhYmxlXzY0LmggfCA0ICsrLS0NCj4gICAxIGZpbGUgY2hhbmdlZCwgMiBp bnNlcnRpb25zKCspLCAyIGRlbGV0aW9ucygtKQ0KPiANCj4gZGlmZiAtLWdpdCBhL2FyY2gv eDg2L2luY2x1ZGUvYXNtL3BndGFibGVfNjQuaCBiL2FyY2gveDg2L2luY2x1ZGUvYXNtL3Bn dGFibGVfNjQuaA0KPiBpbmRleCA3OTI5MzI3YWJlMDAuLmE2MjliMWI5ZjY1YSAxMDA2NDQN Cj4gLS0tIGEvYXJjaC94ODYvaW5jbHVkZS9hc20vcGd0YWJsZV82NC5oDQo+ICsrKyBiL2Fy Y2gveDg2L2luY2x1ZGUvYXNtL3BndGFibGVfNjQuaA0KPiBAQCAtMjM3LDggKzIzNyw4IEBA IHN0YXRpYyBpbmxpbmUgdm9pZCBuYXRpdmVfcGdkX2NsZWFyKHBnZF90ICpwZ2QpDQo+ICAg DQo+ICAgI2RlZmluZSBfX3B0ZV90b19zd3BfZW50cnkocHRlKQkJKChzd3BfZW50cnlfdCkg eyBwdGVfdmFsKChwdGUpKSB9KQ0KPiAgICNkZWZpbmUgX19wbWRfdG9fc3dwX2VudHJ5KHBt ZCkJCSgoc3dwX2VudHJ5X3QpIHsgcG1kX3ZhbCgocG1kKSkgfSkNCj4gLSNkZWZpbmUgX19z d3BfZW50cnlfdG9fcHRlKHgpCQkoKHB0ZV90KSB7IC5wdGUgPSAoeCkudmFsIH0pDQo+IC0j ZGVmaW5lIF9fc3dwX2VudHJ5X3RvX3BtZCh4KQkJKChwbWRfdCkgeyAucG1kID0gKHgpLnZh bCB9KQ0KPiArI2RlZmluZSBfX3N3cF9lbnRyeV90b19wdGUoeCkJCShfX3B0ZSgoeCkudmFs KSkNCj4gKyNkZWZpbmUgX19zd3BfZW50cnlfdG9fcG1kKHgpCQkoX19wbWQoKHgpLnZhbCkp DQo+ICAgDQo+ICAgZXh0ZXJuIHZvaWQgY2xlYW51cF9oaWdobWFwKHZvaWQpOw0KPiAgIA0K DQo= --------------98MHwYpyewZmBcD0lkvDOhb8 Content-Type: application/pgp-keys; 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