On Mon, Mar 26, 2012 at 09:32:52AM +0100, Chris Wilson wrote: > On Mon, 26 Mar 2012 10:10:27 +0200, Daniel Vetter <daniel.vetter at ffwll.ch> wrote: > > From: Chris Wilson <chris at chris-wilson.co.uk> > > > > We try to avoid writing the relocations through the uncached GTT, if the > > buffer is currently in the CPU write domain and so will be flushed out to > > main memory afterwards anyway. Also on SandyBridge we can safely write > > to the pages in cacheable memory, so long as the buffer is LLC mapped. > > In either of these caches, we therefore do not need to force the > s/caches/cases/ > > > reallocation of the buffer into the mappable region of the GTT, reducing > > the aperture pressure. Applied to dinq with the spelling fixed. Thanks for the patch. -Daniel -- Daniel Vetter Mail: daniel at ffwll.ch Mobile: +41 (0)79 365 57 48
