tree b80a7cbc6eeab003b412e3037fd335ce9d572f67
parent 27641c3f003e7f3b6585c01d8a788883603eb262
author Dave Airlie <airlied@redhat.com> 1290396280 +1000
committer Dave Airlie <airlied@redhat.com> 1290396280 +1000

drm/ttm: Add a bo list reserve fastpath (v2)

Makes it possible to reserve a list of buffer objects with a single
spin lock / unlock if there is no contention.
Should improve cpu usage on SMP kernels.

v2: Initialize private list members on reserve and don't call
ttm_bo_list_ref_sub() with zero put_count.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>