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 C7F26C433F5 for ; Thu, 6 Oct 2022 16:42:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231705AbiJFQmC (ORCPT ); Thu, 6 Oct 2022 12:42:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59924 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231624AbiJFQly (ORCPT ); Thu, 6 Oct 2022 12:41:54 -0400 Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 19AFBAD9BF for ; Thu, 6 Oct 2022 09:41:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1665074514; x=1696610514; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=W9E1ROr0NyiVbElne9gtGbCHBMDnF4H4qBChZiwnZqE=; b=AF7iB80nE447ftCQtcpCcyC/jks32x6vNppuzwi4bhztqbuKSdoTEXNL 9k1Cgo/OkI8rZbfPuub7C+ESXVByW/EiHOHCZyfnL7QbAnixHGDeWv8zN QJMDc1g/TkW2toILTReMo/x9zJOpDSt19JLj2zgMCS8HScMK4jfvj6RmN kTxX6OqGHYA49EfwIJTLfLxPFQfd7it9sgRXaOJrdl4CP1YOFhaBHNa8G X+E+tUtuIx1/7bghvB/JsyQo8kAMQIMTvJc+PKt0LMHhkuRrG6UXAfdUE CBZ+3za6uLxD23YFIbqJdKFLxN2m2uTjO15w2poEiLRCOBDE5vqvQ/Wm4 g==; X-IronPort-AV: E=McAfee;i="6500,9779,10492"; a="365438644" X-IronPort-AV: E=Sophos;i="5.95,164,1661842800"; d="scan'208";a="365438644" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga104.jf.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: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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