Problems with the newest wayland git

Bill Spitzak spitzak at gmail.com
Mon Nov 19 11:32:31 PST 2012


Can somebody explain why compiling weston with the switch 
"--with-cairo-glesv2" would perhaps fix the weston clients (I am not at 
my machine to try this so I don't know if it does). Doesn't that switch 
*make* it use EGL rather than having cairo write to the image buffer?

Bill Spitzak wrote:
> Scott Moreau wrote:
> 
>> I believe all open drivers should work with drm at this point. There 
>> was a nouveau kernel module bug that was recently fixed. The report 
>> can be found here https://bugs.freedesktop.org/show_bug.cgi?id=54576
> 
> Nouveau has a bug that makes x11-compositor very very slow (event-ready 
> returns false after each event is read for Wayland). This has remained 
> true through 4 versions of Ubuntu and every window manager I can think 
> of. I posted several emails here about it trying to get hints as to how 
> to fix this (I assume there is something x11-compositor can do, as I do 
> not see equivalent bugs in other programs).
> 
> Despite the obvious slowness, software rendering on the Nvidia driver 
> made x11-compositor actually usable by avoiding this bug. Since I am 
> interested in trying to design parts of the client/server api of Wayland 
> I do not think I should be running it on a system with obvious 
> synchronization error as that could hide errors in the design.


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