Jerome Glisse wrote: > Hi, > > I am wondering if allowing user to ask for partial validation > (ie only validate a part of a bo object) might be usefull in > case of userspace sub allocator and likely in others case when > you know for instance that you only need to access a small part > of a bo. Such partial things could also be usefull for mapping > a bo asking only to map a part of it. I am throwing the idea, > i haven't yet enough code to test whether this kind of optimization > might be worthfull for radeon hw (and possibly others)
I think if you want this, the way to get it is to abandon the userspace suballocator and use kernel buffers directly. To have the kernel manage partial buffers doesn't make sense - if this is what you want, tell the kernel about the little buffers and let it manage them directly. Keith ------------------------------------------------------------------------- SF.Net email is sponsored by: Check out the new SourceForge.net Marketplace. It's the best place to buy or sell services for just about anything Open Source. http://sourceforge.net/services/buy/index.php -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel
