From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from AM1EHSOBE003.bigfish.com (am1ehsobe003.messaging.microsoft.com [213.199.154.206]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (Client CN "mail.global.frontbridge.com", Issuer "Microsoft Secure Server Authority" (verified OK)) by ozlabs.org (Postfix) with ESMTPS id CE6A1B7376 for ; Fri, 14 Oct 2011 02:45:19 +1100 (EST) Message-ID: <4E970780.7000100@freescale.com> Date: Thu, 13 Oct 2011 10:45:04 -0500 From: Timur Tabi MIME-Version: 1.0 To: Kumar Gala Subject: Re: [PATCH] powerpc/85xx: fix PHYS_64BIT selection for P1022DS References: <1316806370-21067-1-git-send-email-agust@denx.de> <6EFB6D12-7505-4D3E-8FF9-033EF74FFB81@kernel.crashing.org> <6F5815DD-DBF0-4155-94CE-FEDC2C9802E1@kernel.crashing.org> <4E970528.8080908@freescale.com> In-Reply-To: Content-Type: text/plain; charset="ISO-8859-1" Cc: Anatolij Gustschin , "linuxppc-dev@lists.ozlabs.org" List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Kumar Gala wrote: > I think this 25% number is bogus. There are cases where it also improves performance. I don't think we ever ship a P1022 system with more than 2GB of DDR, so I can't see how performance is ever improved. I will post a patch that removes the Kconfig option, but I don't understand why you couldn't do that when you applied the patch. -- Timur Tabi Linux kernel developer at Freescale