> On Thu, 17 Mar 2005 23:57:57 +0100, Attila Kinali <[EMAIL PROTECTED]> > wrote: > Yeah, but it's a bug that every other commodity GPU out there shares, > and we're trying to work in even tighter constraints than they have. > With the alternatives, the GPU is mapped into your unpriveleged > address space, and if you can locate the address space of the engine, > you can do all sorts of evil things like DMA kernel memory into > graphics memory and back into your process, lock up the GPU, etc. > > We're not trying to be SGI here, and there are going to be > compromises. Remember this: Security is a BONUS with this design. > Mostly, this GPU is directed at embedded systems and single-user > desktops and workstations. If we are able to prevent your system from > hanging or crashing under the worst conditions, consider yourself much > further along than you were before.
If you don't see that as security feature but as stability one. Could you DoS your machine with an opengl program ? If a program go crazy could you kill it without loosing X, and without crashing other app ? _______________________________________________ Open-graphics mailing list [email protected] http://lists.duskglow.com/mailman/listinfo/open-graphics List service provided by Duskglow Consulting, LLC (www.duskglow.com)
