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Re: rawhide report: 20090729 changes



On 07/29/2009 10:50 AM, Adam Jackson wrote:
> On Wed, 2009-07-29 at 11:13 +0000, Rawhide Report wrote:
> 
>> xorg-x11-server-1.6.99-21.20090724.fc12
>> ---------------------------------------
>> * Tue Jul 28 2009 Adam Jackson <ajax redhat com> 1.6.99-19.20090724
>> - xserver-1.6.99-randr-error-debugging.patch: Dump RANDR protocol errors
>>   to the log.
>> - Un-package xf8_16bpp, no one cares.
>>
>> * Tue Jul 28 2009 Adam Jackson <ajax redhat com> 1.6.99-20.20090724
>> - xserver-1.6.99-use-pci-access-boot.patch: Some chips (thanks Intel) will
>>   change their PCI class at runtime if you disable their VGA decode, so
>>   consider both 0x0300 and 0x0380 classes when looking for the boot VGA.
>>
>> * Tue Jul 28 2009 Adam Jackson <ajax redhat com> 1.6.99-21.20090724
>> - xserver-1.6.99-right-of.patch: Default to right-of initial placement
>>   for RANDR 1.2 drivers with enough virtual space.
> 
> I just want to highlight this, as it's a behaviour change that might
> surprise people.  With this change you'll get a spanning desktop by
> default if possible, which matches the behaviour of every other major
> window system and is what you usually configured in the session anyway.
> The cloning heuristic was pretty losing to begin with, since the
> available mode lists for each output don't have a lot of commonality.
> 
> There are still some rough edges here.  X will center the mouse over the
> root window, and not over a particular screen, which is usually wrong.
> gdm extends the error by displaying the greeter on the screen that
> contains the cursor; so if for example your external display is larger
> than your laptop display, the cursor will be centered on the external,
> and gdm will show up there instead of on the LVDS like you probably
> expected.  Known bug, we're working on it.
> 
> Also, Intel gen3 hardware (915 and 945 variants) hit a corner case here,
> where the maximum 3d pitch is 2048 but the maximum scanout pitch is
> 4096.  So if you're using compiz or another GL compositor in your
> session, you'll see garbage rendering off to the right.  This isn't a
> _new_ problem, but you might hit it now when you didn't before.
> However, with KMS, we'll resize the render buffers on RANDR events, so
> if you switch back to cloning in your session GL compositors should look
> right.
> 
> - ajax
> 

Possibly off topic, I've had issues with certain apps (totem comes to mind) not going full-screen on the screen I want them to. Is this another outstanding issue?

--CJD


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