https://bugs.freedesktop.org/show_bug.cgi?id=104639
--- Comment #2 from Peter Alm peteralm1980@gmail.com --- Hi Michel,
After bisecting it seems as the offending commit seems to be:
commit 648bc3574716400acc06f99915815f80d9563783 Author: Christian König christian.koenig@amd.com Date: Thu Jul 6 09:59:43 2017 +0200
drm/ttm: add transparent huge page support for DMA allocations v2
Try to allocate huge pages when it makes sense.
v2: fix comment and use ifdef
Signed-off-by: Christian König christian.koenig@amd.com Reviewed-by: Felix Kuehling Felix.Kuehling@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com
After reverting that 4.15-rc8 seems to be working fine.