On Thu, 2006-11-23 at 11:34 +0100, Tino Keitel wrote: > On Wed, Nov 22, 2006 at 10:58:01 -0800, Eric Anholt wrote: > > On Fri, 2006-11-17 at 22:12 +0100, Tino Keitel wrote: > > > Hi folks, > > > > > > I use the TV application MythTV that uses OpenGL to draw its GUI. Since > > > a while I can crash my Xserver very easy just by switching to the > > > workspace that shows the MythTV GUI. A restart of the Xserver fails. I > > > have attached the log output. > > > > > > I use xserver-xorg-video-i810 1.7.2-1 (Debian Sid) and kernel 2.6.18.2. > > > This is a Mac mini Core Duo with an i945G chipset. > > > > > > If you need more information, just ask. > > > > > > Kernel log: > > > > > > [drm:i915_wait_irq] *ERROR* i915_wait_irq: EBUSY -- rec: 127 emitted: 130 > > > > Right now if we hang the chip, we pretty much never recover from it, > > even when restarting the X Server. While it should be possible to clear > > most errors for a new X Server start and get the chip going again, we > > haven't written code for that yet. > > > > So, we would need to figure out what MythTV is doing with OpenGL that's > > causing the hang initially. This will probably mean getting down to the > > simplest OpenGL program that does what MythTV does to cause the hang. > > That is, unless I'm misunderstanding what you mean as to when the hang > > happens. > > Would an ltrace output of mythfrontend help to get this information?
Maybe. There are probably a number of GL tracing tools out there that will end up getting you what you want easier than ltrace. However, I would start with just using mythtv code and commenting things out until it works, then stepping back and finding what specifically breaks. -- Eric Anholt [EMAIL PROTECTED] [EMAIL PROTECTED] [EMAIL PROTECTED]
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