From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Galbraith Subject: Re: [ANNOUNCE] 4.0.4-rt1 Date: Tue, 26 May 2015 16:49:46 +0200 Message-ID: <1432651786.3232.59.camel@gmail.com> References: <20150519213923.GA26363@linutronix.de> <20150526083449.5357059b@sluggy> <20150526093832.558e2e46@gandalf.local.home> <20150526084802.2cfd055b@sluggy> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Steven Rostedt , Sebastian Andrzej Siewior , linux-rt-users , LKML , Thomas Gleixner , John Kacur To: Clark Williams Return-path: Received: from mail-wi0-f173.google.com ([209.85.212.173]:38304 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751747AbbEZOtv (ORCPT ); Tue, 26 May 2015 10:49:51 -0400 In-Reply-To: <20150526084802.2cfd055b@sluggy> Sender: linux-rt-users-owner@vger.kernel.org List-ID: On Tue, 2015-05-26 at 08:48 -0500, Clark Williams wrote: > On Tue, 26 May 2015 09:38:32 -0400 > Steven Rostedt wrote: > > > On Tue, 26 May 2015 08:34:49 -0500 > > Clark Williams wrote: > > > > > diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c > > > index f75173c20f47..f532b22f56ba 100644 > > > --- a/drivers/gpu/drm/i915/intel_display.c > > > +++ b/drivers/gpu/drm/i915/intel_display.c > > > @@ -9745,7 +9745,9 @@ void intel_check_page_flip(struct drm_device *dev, int pipe) > > > struct drm_crtc *crtc = dev_priv->pipe_to_crtc_mapping[pipe]; > > > struct intel_crtc *intel_crtc = to_intel_crtc(crtc); > > > > > > +#ifndef CONFIG_PREEMPT_RT_FULL > > > WARN_ON(!in_interrupt()); > > > +#endif > > > > Or just use our special WARN_ON() functions... > > > > > > WARN_ON_NONRT(!in_interrupt()); > > > > -- Steve > > good point. Updated patch: That's one down. # pending fixes drm-i915-intel_check_page_flip-WARN_ON_NONRT-for-not-in_irq.patch net-netpoll-WARN_ONCE_NONRT-for-irqs-non-disabled.patch workqueue-fix-rescuer_thread-blocking-ops-while-not-TASK_RUNNING-splat.patch There are a couple more little splats. Been meaning to post them now that 4.0-rt is out, but between the (alleged) 9->5 thing and whatnot... -Mike