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 86A2DC433FE for ; Thu, 6 Oct 2022 16:41:52 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CFF1C8E0001; Thu, 6 Oct 2022 12:41:51 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CADD56B0073; Thu, 6 Oct 2022 12:41:51 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B4E518E0001; Thu, 6 Oct 2022 12:41:51 -0400 (EDT) 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 9F5AF6B0072 for ; Thu, 6 Oct 2022 12:41:51 -0400 (EDT) Received: from smtpin13.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 2DFED14075D for ; Thu, 6 Oct 2022 16:41:51 +0000 (UTC) X-FDA: 79991091222.13.B1F0BAF Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by imf09.hostedemail.com (Postfix) with ESMTP id 5E816140022 for ; Thu, 6 Oct 2022 16:41:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1665074510; x=1696610510; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=W9E1ROr0NyiVbElne9gtGbCHBMDnF4H4qBChZiwnZqE=; b=LsoALdlEdxaxr/KmOy+c9p5O8/s/v9bcVl4cTzTiQpa9smompeG/jRhl yVPZz8pnFqLM4beS9WodikpdTJKwT0HNN3VbpzbjvnnDRD+nvPqF7PYyE +14tgCkIT7/0L6Dg0Z1AKaKpqSHgHBDgqOiDnDglMUqCFDnvmDG3UJbkS WA8AD4lDs9FNSrbttQlCt7f+4I4zZ1JsFcDeD7NH6n33qUc5CuUL4jljS esMfJUJvdstyjkzmoNB17JBboW4sKysfh9TZDIiCcERD1dkoyX7GCI8T+ eC/nYSt63oM2M6GuVU6U/NVYk7DA5h5IHvlTEetZm64XYwE+thKn59GEm Q==; X-IronPort-AV: E=McAfee;i="6500,9779,10492"; a="303476196" X-IronPort-AV: E=Sophos;i="5.95,164,1661842800"; d="scan'208";a="303476196" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Oct 2022 09:41:48 -0700 X-IronPort-AV: E=McAfee;i="6500,9779,10492"; a="627081189" X-IronPort-AV: E=Sophos;i="5.95,164,1661842800"; d="scan'208";a="627081189" Received: from tliusvaa-mobl1.ger.corp.intel.com (HELO box.shutemov.name) ([10.251.212.99]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Oct 2022 09:41:37 -0700 Received: by box.shutemov.name (Postfix, from userid 1000) id 21579104D90; Thu, 6 Oct 2022 19:41:34 +0300 (+03) Date: Thu, 6 Oct 2022 19:41:34 +0300 From: "Kirill A. Shutemov" To: Alexander Potapenko Cc: Dave Hansen , Andy Lutomirski , Peter Zijlstra , the arch/x86 maintainers , Kostya Serebryany , Andrey Ryabinin , Andrey Konovalov , Taras Madan , Dmitry Vyukov , "H . J . Lu" , Andi Kleen , Rick Edgecombe , Bharata B Rao , Jacob Pan , Ashok Raj , Linux Memory Management List , LKML Subject: Re: [PATCHv9 00/14] Linear Address Masking enabling Message-ID: <20221006164134.sottfzqyugxt6eas@box.shutemov.name> References: <20220930144758.30232-1-kirill.shutemov@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1665074510; 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=rTq2PnM+Pf+E/P/M/Qw5CjQSWlFEBiyLIIANM5Azs3o=; b=kAuoYYVmeH4VqQ2HXBSidFeUKBhvwWd6gFtPGv2TbCg2y70AN9Rf1hRvpigftRjVnXADTe 9Gt0rG9e7vUTXujHIDF10Ys5GZAPqA36g9AGQ0eGdi5wWWzM/Fi5Y7m0SkNnVje7KPHiQ2 dXH/kqgT2C57bkFGrlOeV1UTWsO2zNE= ARC-Authentication-Results: i=1; imf09.hostedemail.com; dkim=none ("invalid DKIM record") header.d=intel.com header.s=Intel header.b=LsoALdlE; spf=none (imf09.hostedemail.com: domain of kirill.shutemov@linux.intel.com has no SPF policy when checking 192.55.52.115) smtp.mailfrom=kirill.shutemov@linux.intel.com; dmarc=fail reason="No valid SPF" header.from=intel.com (policy=none) ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1665074510; a=rsa-sha256; cv=none; b=BGUNurFcMznABnbyIfVXk/tGG5jSK+Nxn4ozruB7X1hbvNTRpwevmo1DuuuTrdIOLepFwR ImMg0HXSnol3hrgm9UXSoA2xaYuwZy/IMNjtPouugHYap/hDXGu7dN+UV4VKVvevbg7kfi KF6m70rymPm+r+hqz2bA4Y0+7CKxeMI= X-Rspam-User: Authentication-Results: imf09.hostedemail.com; dkim=none ("invalid DKIM record") header.d=intel.com header.s=Intel header.b=LsoALdlE; spf=none (imf09.hostedemail.com: domain of kirill.shutemov@linux.intel.com has no SPF policy when checking 192.55.52.115) smtp.mailfrom=kirill.shutemov@linux.intel.com; dmarc=fail reason="No valid SPF" header.from=intel.com (policy=none) X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 5E816140022 X-Stat-Signature: m7n3yudggqqrqnitt63brphnd6fbfqm1 X-HE-Tag: 1665074510-640643 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 Thu, Oct 06, 2022 at 03:58:21PM +0200, Alexander Potapenko wrote: > On Fri, Sep 30, 2022 at 4:48 PM Kirill A. Shutemov > wrote: > > > > Linear Address Masking[1] (LAM) modifies the checking that is applied to > > 64-bit linear addresses, allowing software to use of the untranslated > > address bits for metadata. > > > > The capability can be used for efficient address sanitizers (ASAN) > > implementation and for optimizations in virtual machines. > > > > The patchset brings support for LAM for userspace addresses. Only LAM_U57 at > > this time. > > > > Please review and consider applying. > > > > git://git.kernel.org/pub/scm/linux/kernel/git/kas/linux.git lam > > Not a big deal, but this tree contains LAM_U48 patches, and after > skipping those the SVM patch does not apply cleanly. Sorry, forgot to push the update. Pushed now. -- Kiryl Shutsemau / Kirill A. Shutemov