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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id B7ED5C61D92 for ; Tue, 21 Nov 2023 15:24:49 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 331DF6B0478; Tue, 21 Nov 2023 10:24:49 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 2E1986B047D; Tue, 21 Nov 2023 10:24:49 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 1D1786B047E; Tue, 21 Nov 2023 10:24:49 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 0F7256B0478 for ; Tue, 21 Nov 2023 10:24:49 -0500 (EST) Received: from smtpin30.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id E35961604FD for ; Tue, 21 Nov 2023 15:24:48 +0000 (UTC) X-FDA: 81482333856.30.4B00957 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) by imf22.hostedemail.com (Postfix) with ESMTP id CFA38C0014 for ; Tue, 21 Nov 2023 15:24:46 +0000 (UTC) Authentication-Results: imf22.hostedemail.com; dkim=pass header.d=alien8.de header.s=alien8 header.b=gEyYscIO; spf=pass (imf22.hostedemail.com: domain of bp@alien8.de designates 65.109.113.108 as permitted sender) smtp.mailfrom=bp@alien8.de; dmarc=pass (policy=none) header.from=alien8.de ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1700580287; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=a0pSPzA4YzTjhILwwoujLhIc7aMp0osSFxqzbXIqYJc=; b=JP9dmPy4eczjECG1HCJdQaFAcIRQ4eYT7V5qrM+MVuaKZ4+X+dIqqNyS0W5dNXOk7k/8fn H0kCprEU5P0cs7gYXMASTLxkKbHfBQdd1X4ufdsk4R2Rz7hhVI7mWW8QsuGE9/95zozvYy Yzq6eceALutxNGSe+hhnzgNRd3teRPI= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1700580287; a=rsa-sha256; cv=none; b=xZ1M1noSBmXHVgm+qHWmRuL/trx5xjj08ngIJyJ0gnTARCntluCzNurQdxEnaGVBt2abBY LIFkBL1ye7rWFZc9KP753+rExWcHSuZRaSSsGU6LZuu6d7YN6TU7iP6fsk/CdLER/QKviI w1BHdb05V8TqN2cQVSEpk5A2qKoQCyA= ARC-Authentication-Results: i=1; imf22.hostedemail.com; dkim=pass header.d=alien8.de header.s=alien8 header.b=gEyYscIO; spf=pass (imf22.hostedemail.com: domain of bp@alien8.de designates 65.109.113.108 as permitted sender) smtp.mailfrom=bp@alien8.de; dmarc=pass (policy=none) header.from=alien8.de Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id A375A40E0031; Tue, 21 Nov 2023 15:24:42 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id drDDm86i-tax; Tue, 21 Nov 2023 15:24:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1700580279; bh=a0pSPzA4YzTjhILwwoujLhIc7aMp0osSFxqzbXIqYJc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=gEyYscIOlX6+wyUppG5aTmb6ifnJpO9nqTc0YTlouPrLhK9NAlxcWGTglO5rpeW6a bPcq5i/0niDSIOGT4mQauo0ENmzaaTj1DgMApeINw4U1TuJDE/1IaqXHcNtRXvWVXA qxH3Ii9pnyJbUuUdiuLQoMr6J/0zRA9aumcdAJlk2VXdKfXrAzagDWe/enfYKdExhe kKjUONYwdQFMBnxqYRjHp9iTJR8TGIsZZSlWgzt/cLUVxs2Pp7E/xiggcwqgt+EG2r cBcedfdVjpCkfj8Yjbz/ycV3bRmEZLj5xhttCFGXJUXyRHp6n6xCuvl8+lqjRu92Ta aq8afF6OGmHMezir7DLVbWUAqasz+ysaFXsr6mHpuRprlXnkNZkiVkPfe3WFGN59g/ PWWyqSbHNsAfJ9rEw7Tqsuc3a7aUu1GwpCuYoJKubCKKRfDjxz2l8YX4XwTKFJwMAK JFj0WHiXG5IZHiULgNY3o6AgoOeZuRnR7BH1+mi9TkM72GEU5Yny/jZBBd/fmjzRmW cJlbQvZUn3jxKQWGYbbMk775n5JLr5rsFp+Zq35/Xf/v2iPQz1QMhM5A5+Xp+xflNH LCfNhTvSX9oITztDnJ3LbmrKDnkWHdchEfngAF8tkpV7OSyXb4XyLlCdS3/ZQWyrJ6 Wsj0dt1yUXgUUysRR3z5d3io= Received: from zn.tnic (pd95304da.dip0.t-ipconnect.de [217.83.4.218]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 1ED0040E01AD; Tue, 21 Nov 2023 15:24:00 +0000 (UTC) Date: Tue, 21 Nov 2023 16:23:53 +0100 From: Borislav Petkov To: Michael Roth Cc: kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-mm@kvack.org, linux-crypto@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@redhat.com, jroedel@suse.de, thomas.lendacky@amd.com, hpa@zytor.com, ardb@kernel.org, pbonzini@redhat.com, seanjc@google.com, vkuznets@redhat.com, jmattson@google.com, luto@kernel.org, dave.hansen@linux.intel.com, slp@redhat.com, pgonda@google.com, peterz@infradead.org, srinivas.pandruvada@linux.intel.com, rientjes@google.com, dovmurik@linux.ibm.com, tobin@ibm.com, vbabka@suse.cz, kirill@shutemov.name, ak@linux.intel.com, tony.luck@intel.com, marcorr@google.com, sathyanarayanan.kuppuswamy@linux.intel.com, alpergun@google.com, jarkko@kernel.org, ashish.kalra@amd.com, nikunj.dadhania@amd.com, pankaj.gupta@amd.com, liam.merwick@oracle.com, zhi.a.wang@intel.com Subject: Re: [PATCH v10 10/50] x86/fault: Report RMP page faults for kernel addresses Message-ID: <20231121152353.GEZVzLiUK7HY+2eRg0@fat_crate.local> References: <20231016132819.1002933-1-michael.roth@amd.com> <20231016132819.1002933-11-michael.roth@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20231016132819.1002933-11-michael.roth@amd.com> X-Rspamd-Queue-Id: CFA38C0014 X-Rspam-User: X-Stat-Signature: dbdwqhhojder8uy7b9yapm96ujcu7tfc X-Rspamd-Server: rspam03 X-HE-Tag: 1700580286-864164 X-HE-Meta: U2FsdGVkX1/WS7kw2GtDgK+5mjYEB1DoRpo71LsursZSGR29/dGpfcuVSp+Oh9TU/VV4Kv6Ya6qBhBsR8G3W1XKCJo9/ZpvUFo1YZgE8qkCxvzA7zF2SWO7yDs7nN7FyxEH/8Z/wC/L5ormwvaauZBBo7/nxVgKZCKrCJncjRYSPmuhzsQbddXCanUcdiRr76v+WhLWoMvPs5A0YkfuYyu8AnMolE4yPThkWYh+Aj87Purzg54fVHLTMA0ykLEvn/DwKAk5Aei59TlQIZxHrfr5ABfXNm3/Q8vXQ+jE9p8iLmObi6+EYxOIcpJugCNmjilvFXCmt0ul2MzdR4v0rdDGQFyxuqxu8n425efL1q+KaSks+Z8hAdYqXFwA6iCIbygNdD50mtGcMovzjvnJW5Jz2DWhNhK2AxWQ3uk5icnQoJB4nQLMFBLiGZ38/1/l50MCmKxaxz80Qu7hMNeJhBZhVdBaFxEOtRGOZ1hYIPGKABtyBjyEqsYASSi4Q4oAY9Nv+NtXHc7h8CpKIH0UqtqfD3ka+srLh0sGIFe4PaXdDRGgo8vZYzqQKos/6883lJvsmedfj3iADuPeHZjPHbdeVkznuvguqrA1k/TI2ndHsIQgSnxjV4hQ8g/ZpGtpU4Nt3IlXdI3l2dGCK/l7AadDLZEjZt77PH3rWKewCcQWF0+Z4j3SiXLp2KGC/xfBxHNGoZfrv1MIphOpNvO/+hrsk1frUmdw/+s+UCv9gsbPFNAhUYBfX4tZ5NHkkrcaGSx6muHfJ82bk64+ZTJd2DdiyGPkq50uhxooiOyFZXbxRtdO2s8a38ToS6vYd2GZbGjP+nfl2xvOU7edbZvN0aKYWjWTWCNEBVdfnC+WHrqWavm2//CiBzi1FCOXuhnnlplmRwGItSNDUnaz0YtTvpnZHdWgLqZGLq0IjYZAl34Cif5zjkia4LLx4Hs8ofVriJggA2fSabHTtbryyMXR ONpcwTpW n0bhj8ZRZcpFDd4gC0EZGhn+yn1xKWqZTWBzz4VAVYFG/JWzARoyiTTNpi+nN0Tg44zJK7y0SqY287FPhK7gTkk9cs+ENUlXGy14xqeY5Czjr18XkRk763uaXui+n109WJwZFoBTx2TFsT6l9tBFXuc9JTiSPLNXj/2a2CSa9pFDSt2leAwLigOBW+jeA/lMLIilbKsvWnNLo1aw= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Oct 16, 2023 at 08:27:39AM -0500, Michael Roth wrote: > RMP #PFs on kernel addresses are fatal and should never happen in s/#PFs/faults/ -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette