From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f169.google.com (mail-pd0-f169.google.com [209.85.192.169]) by kanga.kvack.org (Postfix) with ESMTP id 418EF6B0035 for ; Thu, 11 Sep 2014 01:32:27 -0400 (EDT) Received: by mail-pd0-f169.google.com with SMTP id fp1so6985297pdb.0 for ; Wed, 10 Sep 2014 22:32:26 -0700 (PDT) Received: from mailout2.w1.samsung.com (mailout2.w1.samsung.com. [210.118.77.12]) by mx.google.com with ESMTPS id rh9si30525067pdb.147.2014.09.10.22.32.24 for (version=TLSv1 cipher=RC4-MD5 bits=128/128); Wed, 10 Sep 2014 22:32:25 -0700 (PDT) Received: from eucpsbgm1.samsung.com (unknown [203.254.199.244]) by mailout2.w1.samsung.com (Oracle Communications Messaging Server 7u4-24.01(7.0.4.24.0) 64bit (built Nov 17 2011)) with ESMTP id <0NBQ00K2326OHW50@mailout2.w1.samsung.com> for linux-mm@kvack.org; Thu, 11 Sep 2014 06:35:12 +0100 (BST) Message-id: <5411325A.5010308@samsung.com> Date: Thu, 11 Sep 2014 09:25:46 +0400 From: Andrey Ryabinin MIME-version: 1.0 Subject: Re: [RFC/PATCH v2 02/10] x86_64: add KASan support References: <1404905415-9046-1-git-send-email-a.ryabinin@samsung.com> <1410359487-31938-1-git-send-email-a.ryabinin@samsung.com> <1410359487-31938-3-git-send-email-a.ryabinin@samsung.com> <5410724B.8000803@intel.com> <5410D486.4060200@intel.com> <9E98939B-E2C6-4530-A822-ED550FC3B9D2@zytor.com> <54112512.6040409@oracle.com> <54112607.9030303@zytor.com> <20140911044650.GN4120@two.firstfloor.org> In-reply-to: <20140911044650.GN4120@two.firstfloor.org> Content-type: text/plain; charset=windows-1252 Content-transfer-encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andi Kleen , "H. Peter Anvin" Cc: Sasha Levin , Dave Hansen , Andrey Ryabinin , LKML , Dmitry Vyukov , Konstantin Serebryany , Dmitry Chernenkov , Andrey Konovalov , Yuri Gribov , Konstantin Khlebnikov , Christoph Lameter , Joonsoo Kim , Andrew Morton , Vegard Nossum , "x86@kernel.org" , "linux-mm@kvack.org" , Thomas Gleixner , Ingo Molnar On 09/11/2014 08:46 AM, Andi Kleen wrote: > On Wed, Sep 10, 2014 at 09:33:11PM -0700, H. Peter Anvin wrote: >> On 09/10/2014 09:29 PM, Sasha Levin wrote: >>> On 09/11/2014 12:26 AM, H. Peter Anvin wrote: >>>> Except you just broke PVop kernels. >>> >>> So is this why v2 refuses to boot on my KVM guest? (was digging >>> into that before I send a mail out). >>> >> >> No, KVM should be fine. It is Xen PV which ends up as a smoldering crater. > > Just exclude it in Kconfig? I assume PV will eventually go away anyways. > > -Andi > That's done already in this patch: --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -135,6 +135,7 @@ config X86 select HAVE_ACPI_APEI if ACPI select HAVE_ACPI_APEI_NMI if ACPI select ACPI_LEGACY_TABLES_LOOKUP if ACPI + select HAVE_ARCH_KASAN if X86_64 && !XEN -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org