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 602E3C43334 for ; Mon, 25 Jul 2022 12:53:14 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 955E1940016; Mon, 25 Jul 2022 08:53:13 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 905A9940011; Mon, 25 Jul 2022 08:53:13 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7CBD6940016; Mon, 25 Jul 2022 08:53:13 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 6F0E6940011 for ; Mon, 25 Jul 2022 08:53:13 -0400 (EDT) Received: from smtpin14.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 4A551C0427 for ; Mon, 25 Jul 2022 12:53:13 +0000 (UTC) X-FDA: 79725612666.14.CD60D6E Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by imf17.hostedemail.com (Postfix) with ESMTP id D8105400AA for ; Mon, 25 Jul 2022 12:53:12 +0000 (UTC) Received: from zn.tnic (p200300ea972976f8329c23fffea6a903.dip0.t-ipconnect.de [IPv6:2003:ea:9729:76f8:329c:23ff:fea6:a903]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 8B53C1EC050F; Mon, 25 Jul 2022 14:53:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1658753587; h=from:from: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; bh=bVyez+KaivaZkgkelxLjIWo6gk1pzXjts4b4tXUfE5E=; b=AHidmyfFxdXR2dBq+boERfOhawIGJo2oSkzqgMeK9Pho+BveJMbsqrEXQQj0wi0jbHcucQ zukVMxUDwR1MUr5mEzksdDD18I73EbF5WDAd170PQSRrR5icGjeSnnSHQZURb/aN4nftPo 7/K8iVTmbBqXUEwDGoZe9Bf16jdaIyM= Date: Mon, 25 Jul 2022 14:53:03 +0200 From: Borislav Petkov To: David Hildenbrand Cc: Dave Hansen , "Kirill A. Shutemov" , Andy Lutomirski , Sean Christopherson , Andrew Morton , Joerg Roedel , Ard Biesheuvel , Andi Kleen , Kuppuswamy Sathyanarayanan , David Rientjes , Vlastimil Babka , Tom Lendacky , Thomas Gleixner , Peter Zijlstra , Paolo Bonzini , Ingo Molnar , Varad Gautam , Dario Faggioli , Mike Rapoport , marcelo.cerri@canonical.com, tim.gardner@canonical.com, khalid.elmously@canonical.com, philip.cox@canonical.com, x86@kernel.org, linux-mm@kvack.org, linux-coco@lists.linux.dev, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, Mike Rapoport Subject: Re: [PATCHv7 02/14] mm: Add support for unaccepted memory Message-ID: References: <20220614120231.48165-1-kirill.shutemov@linux.intel.com> <20220614120231.48165-3-kirill.shutemov@linux.intel.com> <707ca113-c2a2-8fe2-a22c-5be13adc7bb4@intel.com> <7d664831-a78c-4a4f-5bd6-f0e04463ca7c@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <7d664831-a78c-4a4f-5bd6-f0e04463ca7c@redhat.com> ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1658753593; a=rsa-sha256; cv=none; b=554ywKVKDzIU2SFQkvtax8f2ss5ZSjaS6jQvQHb8NbqH7Xh8vaTTcyTmycjsdtpgG+R8yn r0P+EXUskayvZ5is3IlqTaqsjPP+HgSFHRvcory/ZDhvSoilsze4D9UAuIB+pk+yIqEqI1 ciurHroAjK+RwhsZoycqz8lU19QAEOo= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=alien8.de header.s=dkim header.b=AHidmyfF; dmarc=pass (policy=none) header.from=alien8.de; spf=pass (imf17.hostedemail.com: domain of bp@alien8.de designates 5.9.137.197 as permitted sender) smtp.mailfrom=bp@alien8.de ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1658753593; 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=bVyez+KaivaZkgkelxLjIWo6gk1pzXjts4b4tXUfE5E=; b=rJ58uVkGgD+zYDqjJf3wYpMT0LrN4YiBx2qijVC2aae+4jE0nVH+EkFy+nKQbFVQS8jEHK AcZ7xXE9W0WxsYY53jQjhRavYerXq5gTZPCuOAUEyDzoT25gL6ytvLc5ypZI5C8wN5Ka3E OGiqtT+wL1l1Sy0O+4OEZqpU6tL2sNM= X-Rspamd-Server: rspam12 Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=alien8.de header.s=dkim header.b=AHidmyfF; dmarc=pass (policy=none) header.from=alien8.de; spf=pass (imf17.hostedemail.com: domain of bp@alien8.de designates 5.9.137.197 as permitted sender) smtp.mailfrom=bp@alien8.de X-Rspam-User: X-Stat-Signature: n3ehgqo9hng3p4p1ug6iadpn4njce5y7 X-Rspamd-Queue-Id: D8105400AA X-HE-Tag: 1658753592-585987 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: On Mon, Jul 25, 2022 at 02:38:57PM +0200, David Hildenbrand wrote: > The less core-MM code to handle unaccepted memory the better. Meaning, > that any kind of additional pre-acceptance (in addition to what we have > here) needs good justification. I actually mean to have a user interface to have the core code pre-accept. I.e., interface to what will be already there anyway. Or is that frowned upon too? -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette