Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934228AbZDCOx2 (ORCPT ); Fri, 3 Apr 2009 10:53:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756811AbZDCOqV (ORCPT ); Fri, 3 Apr 2009 10:46:21 -0400 Received: from mga09.intel.com ([134.134.136.24]:54031 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932788AbZDCOqK (ORCPT ); Fri, 3 Apr 2009 10:46:10 -0400 Content-Type: multipart/mixed; boundary="===============0810507704==" MIME-Version: 1.0 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.39,319,1235980800"; d="scan'208";a="503328379" Message-Id: <20090403144604.256645000@intel.com> References: <20090403144332.799740000@intel.com> User-Agent: quilt/0.46-1 Date: Fri, 03 Apr 2009 16:43:49 +0200 From: markus.t.metzger@intel.com To: mingo@elte.hu, tglx@linutronix.de, hpa@zytor.com Cc: markus.t.metzger@gmail.com, roland@redhat.com, eranian@googlemail.com, oleg@redhat.com, juan.villacis@intel.com, ak@linux.jf.intel.com, linux-kernel@vger.kernel.org, Markus Metzger Subject: [patch 17/20] x86, ds: dont use TIF_DEBUGCTLMSR Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1923 Lines: 59 --===============0810507704== MIME-Version: 1.0 Content-Disposition: inline; filename=tip.master.ds.tif_debugctlmsr.patch Debug store already uses TIF_DS_AREA_MSR to trigger debug store context switch handling. No need to use TIF_DEBUGCTLMSR, as well. Signed-off-by: Markus Metzger --- arch/x86/kernel/ds.c | 5 0 + 5 - 0 ! 1 file changed, 5 deletions(-) Index: b/arch/x86/kernel/ds.c =================================================================== --- a/arch/x86/kernel/ds.c +++ b/arch/x86/kernel/ds.c @@ -925,11 +925,6 @@ static void update_task_debugctlmsr(stru get_cpu(); if (task == current) update_debugctlmsr(debugctlmsr); - - if (task->thread.debugctlmsr) - set_tsk_thread_flag(task, TIF_DEBUGCTLMSR); - else - clear_tsk_thread_flag(task, TIF_DEBUGCTLMSR); put_cpu(); } -- --===============0810507704== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Disposition: inline --------------------------------------------------------------------- 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. --===============0810507704==-- -- 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/