From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Sat, 03 Apr 2010 03:54:03 +0200 (CEST) Received: from smtp.gentoo.org ([140.211.166.183]:56695 "EHLO smtp.gentoo.org" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S1492194Ab0DCBx7 (ORCPT ); Sat, 3 Apr 2010 03:53:59 +0200 Received: by smtp.gentoo.org (Postfix, from userid 2181) id 2469F1B41BB; Sat, 3 Apr 2010 01:53:52 +0000 (UTC) Date: Sat, 3 Apr 2010 01:53:52 +0000 From: Zhang Le To: Andreas Barth Cc: Wu Zhangjin , Ralf Baechle , linux-mips@linux-mips.org Subject: Re: [PATCH v3 1/3] Loongson-2F: Flush the branch target history such as BTB and RAS Message-ID: <20100403015352.GA26168@woodpecker.gentoo.org> Mail-Followup-To: Andreas Barth , Wu Zhangjin , Ralf Baechle , linux-mips@linux-mips.org References: <05e2ba2596f23fa4dda64d63ce2480504b1be4ac.1268453720.git.wuzhangjin@gmail.com> <20100402145401.GS27216@mails.so.argh.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100402145401.GS27216@mails.so.argh.org> User-Agent: Mutt/1.5.16 (2007-06-09) Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 26345 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: r0bertz@gentoo.org Precedence: bulk X-list: linux-mips On 16:54 Fri 02 Apr , Andreas Barth wrote: > * Wu Zhangjin (wuzhangjin@gmail.com) [100313 05:45]: > > This patch did clear BTB(branch target buffer), forbid RAS(return > > address stack) via Loongson-2F's 64bit diagnostic register. > > Unfortunatly the Loongson 2F here still fails with this patch, > compiled with the new binutils and both options enabled. Which version of binutils exactly? The patch is in cvs, but latest binutils-2.20.1 still didn't include it. You need to patch it. Zhang, Le