]> git.baikalelectronics.ru Git - kernel.git/commit
drm/ttm: Use VM_PFNMAP for shared bo maps
authorThomas Hellstrom <thellstrom@vmware.com>
Fri, 3 Jan 2014 08:21:54 +0000 (09:21 +0100)
committerThomas Hellstrom <thellstrom@vmware.com>
Wed, 8 Jan 2014 08:53:12 +0000 (09:53 +0100)
commit189f5da518c7f6a1c8a5874fc447163bde770211
tree9242269f1c1b31608b7510ad612e34a0692ec9d2
parenta18de57e48a3402e0e377783ca9537cfa2ce97af
drm/ttm: Use VM_PFNMAP for shared bo maps

VM_PFNMAP is faster than VM_MIXEDMAP due to reduced page administration so
use it for shared maps where we don't have any Copy-On-Write pages. For
private maps, we continue to use VM_MIXEDMAP.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jakob Bornecrantz <jakob@vmware.com>
drivers/gpu/drm/ttm/ttm_bo_vm.c