https://bugs.freedesktop.org/show_bug.cgi?id=91268
--- Comment #5 from Kajzer kap3tan@gmail.com --- (In reply to Alex Deucher from comment #4)
Created attachment 117089 [details] [review] disable uc/wc
The attached patch will disable uncached mappings.
Thanks Alex ! I've patched kernel 3.18.8 and I'm running it right now. I'll see what happens, hopefully it won't hang ! :)