Alex Deucher 8e66e134e2 drm/radeon: fix vm page table block size calculation
The page offset is 12 bits.  For example if we have an
8 GB VM, we'd need 33 bits.  The number of bits needed
for PD + PT is 21 (33 - 12 or log2(8) + 18), not 20
(log2(8) + 17).

Noticed by Alexey during code review.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2014-10-16 18:34:09 -04:00
..
2014-10-07 14:31:14 +10:00