From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 565FDC4360C for ; Fri, 27 Sep 2019 15:18:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 387F9207E0 for ; Fri, 27 Sep 2019 15:18:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727273AbfI0PSo convert rfc822-to-8bit (ORCPT ); Fri, 27 Sep 2019 11:18:44 -0400 Received: from mga02.intel.com ([134.134.136.20]:33225 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726251AbfI0PSo (ORCPT ); Fri, 27 Sep 2019 11:18:44 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Sep 2019 08:18:43 -0700 X-IronPort-AV: E=Sophos;i="5.64,555,1559545200"; d="scan'208";a="184011673" Received: from kwells1-mobl.amr.corp.intel.com ([10.254.66.7]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 27 Sep 2019 08:18:43 -0700 Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 12.4 \(3445.104.11\)) Subject: Re: [PREEMPT_RT PATCH 2/3] i915: convert all irq_locks spinlocks to raw spinlocks From: Sean V Kelley In-Reply-To: Date: Fri, 27 Sep 2019 08:18:42 -0700 Cc: Sebastian Andrzej Siewior , Thomas Gleixner , RT , linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8BIT Message-Id: <350F3734-FB0F-4D71-92FD-59EEAF9CCB0B@linux.intel.com> References: <20190820003319.24135-1-clark.williams@gmail.com> <20190820003319.24135-3-clark.williams@gmail.com> <20190903080335.pe45dmgmjvdvbyd4@linutronix.de> <9EF2695D-3FBD-40E0-BE8A-EB71AF4155A5@linux.intel.com> <20190927122934.2bz6ysx27ecw2uxa@linutronix.de> To: Clark Williams X-Mailer: Apple Mail (2.3445.104.11) Sender: linux-rt-users-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rt-users@vger.kernel.org > On Sep 27, 2019, at 7:58 AM, Clark Williams wrote: > > I'm running v5.2.17-rt9 now and have not seen any i915 related splats. I think we're good to drop my patches > > On Fri, Sep 27, 2019 at 7:29 AM Sebastian Andrzej Siewior wrote: > On 2019-09-16 14:21:22 [-0700], Sean V Kelley wrote: > > I’ve tested this also on the v5.2.14-rt7 and can confirm that it avoids the need for making the locks raw. > > > > Tested-by: Sean V Kelley > > Good. I went for an alternative approach in v5.2.17-rt9. Now I believe > that the three here are obsolete. If not, please give a sign. Confirmed as well.. Sean > > > Thanks, > > > > Sean > > Sebastian