From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f199.google.com (mail-wr0-f199.google.com [209.85.128.199]) by kanga.kvack.org (Postfix) with ESMTP id AD4BE6B0033 for ; Thu, 19 Oct 2017 08:44:36 -0400 (EDT) Received: by mail-wr0-f199.google.com with SMTP id c42so4078878wrc.13 for ; Thu, 19 Oct 2017 05:44:36 -0700 (PDT) Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk. [2001:4d48:ad52:3201:214:fdff:fe10:1be6]) by mx.google.com with ESMTPS id 185si1139924wmx.32.2017.10.19.05.44.35 for (version=TLS1 cipher=AES128-SHA bits=128/128); Thu, 19 Oct 2017 05:44:35 -0700 (PDT) Date: Thu, 19 Oct 2017 13:43:57 +0100 From: Russell King - ARM Linux Subject: Re: [PATCH 04/11] Define the virtual space of KASan's shadow region Message-ID: <20171019124357.GY20805@n2100.armlinux.org.uk> References: <20171011082227.20546-5-liuwenliang@huawei.com> <201710141957.mbxeZJHB%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: owner-linux-mm@kvack.org List-ID: To: "Liuwenliang (Lamb)" Cc: Ard Biesheuvel , kbuild test robot , "kbuild-all@01.org" , "aryabinin@virtuozzo.com" , "afzal.mohd.ma@gmail.com" , "f.fainelli@gmail.com" , "labbott@redhat.com" , "kirill.shutemov@linux.intel.com" , "mhocko@suse.com" , "cdall@linaro.org" , "marc.zyngier@arm.com" , "catalin.marinas@arm.com" , "akpm@linux-foundation.org" , "mawilcox@microsoft.com" , "tglx@linutronix.de" , "thgarnie@google.com" , "keescook@chromium.org" , "arnd@arndb.de" , "vladimir.murzin@arm.com" , "tixy@linaro.org" , "robin.murphy@arm.com" , "mingo@kernel.org" , "grygorii.strashko@linaro.org" , "glider@google.com" , "dvyukov@google.com" , "opendmb@gmail.com" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "kasan-dev@googlegroups.com" , "linux-mm@kvack.org" , Jiazhenghua , Dailei , Zengweilin , Heshaoliang On Tue, Oct 17, 2017 at 11:27:19AM +0000, Liuwenliang (Lamb) wrote: > ---c0a3b198: b6e00000 .word 0xb6e00000 //TASK_SIZE:0xb6e00000 It's probably going to be better all round to round TASK_SIZE down to something that fits in an 8-bit rotated constant anyway (like we already guarantee) which would mean this patch is not necessary. -- RMK's Patch system: http://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 8.8Mbps down 630kbps up According to speedtest.net: 8.21Mbps down 510kbps up -- 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