Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754806AbZDXHpF (ORCPT ); Fri, 24 Apr 2009 03:45:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751230AbZDXHoy (ORCPT ); Fri, 24 Apr 2009 03:44:54 -0400 Received: from mga11.intel.com ([192.55.52.93]:2249 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750832AbZDXHox (ORCPT ); Fri, 24 Apr 2009 03:44:53 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.40,240,1239001200"; d="scan'208";a="451040912" Date: Fri, 24 Apr 2009 09:44:48 +0200 From: Markus Metzger To: linux-kernel@vger.kernel.org, mingo@elte.hu, tglx@linutronix.de, hpa@zytor.com Cc: markus.t.metzger@intel.com, markus.t.metzger@gmail.com, roland@redhat.com, eranian@googlemail.com, oleg@redhat.com, juan.villacis@intel.com, ak@linux.jf.intel.com Subject: [patch] x86, bts: reenable ptrace branch trace support Message-ID: <20090424094448.A30216@sedona.ch.intel.com> Mime-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.2.5i Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1515 Lines: 43 The races found by Oleg Nesterov have been fixed. Reenable branch trace support. CC: Oleg Nesterov Signed-off-by: Markus Metzger --- arch/x86/Kconfig.cpu | 1 0 + 1 - 0 ! 1 files changed, 1 deletion(-) Index: b/arch/x86/Kconfig.cpu =================================================================== --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -506,7 +506,6 @@ config X86_PTRACE_BTS bool "Branch Trace Store" default y depends on X86_DEBUGCTLMSR - depends on BROKEN ---help--- This adds a ptrace interface to the hardware's branch trace store. --------------------------------------------------------------------- Intel GmbH Dornacher Strasse 1 85622 Feldkirchen/Muenchen Germany Sitz der Gesellschaft: Feldkirchen bei Muenchen Geschaeftsfuehrer: Douglas Lusk, Peter Gleissner, Hannes Schwaderer Registergericht: Muenchen HRB 47456 Ust.-IdNr. VAT Registration No.: DE129385895 Citibank Frankfurt (BLZ 502 109 00) 600119052 This e-mail and any attachments may contain confidential material for the sole use of the intended recipient(s). Any review or distribution by others is strictly prohibited. If you are not the intended recipient, please contact the sender and delete all copies. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/