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| author | Dave Airlie <airlied@redhat.com> | 2010-11-22 13:24:40 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2010-11-22 13:24:40 +1000 |
| commit | d6ea88865d3e5b0c62040531310c1f2c6a994f46 (patch) | |
| tree | b80a7cbc6eeab003b412e3037fd335ce9d572f67 /lib/kref.c | |
| parent | 27641c3f003e7f3b6585c01d8a788883603eb262 (diff) | |
| download | lwn-d6ea88865d3e5b0c62040531310c1f2c6a994f46.tar.gz lwn-d6ea88865d3e5b0c62040531310c1f2c6a994f46.zip | |
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>
Diffstat (limited to 'lib/kref.c')
0 files changed, 0 insertions, 0 deletions