On Tue, 2007-06-12 at 09:19 +1000, Rusty Russell wrote: > > Rectangles work just fine for a framebuffer console. They stop > working > > once you plan to run any graphical stuff such as an X-Server on top > of > > the framebuffer. Only way to get notified about changes is page > faults, > > i.e. 4k granularity on the linear framebuffer memory. > > Yes, I discussed this with Ben Herrenschmidt a couple of months ago. > It > would be better to provide a fb ioctl which X could use to describe > changed rectangles if available. In the virtio case we could hand > that > information through, and other virtualized framebuffers would be able > to > use it similarly.
Yes, with the X damage extension, we can have precise notification of changed areas. Ben. ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ kvm-devel mailing list kvm-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/kvm-devel
