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| author | Maarten Lankhorst <m.b.lankhorst@gmail.com> | 2013-06-27 13:48:19 +0200 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2013-06-28 12:04:01 +1000 |
| commit | 5e338405119a80aa59e811626739122d1c15045d (patch) | |
| tree | 3474b9ab52408c78480a92a9d0c33626c61d7473 /init | |
| parent | b580c9e2b7ba5030a795aa2fb73b796523d65a78 (diff) | |
| download | linux-5e338405119a80aa59e811626739122d1c15045d.tar.bz2 | |
drm/ttm: convert to the reservation api
Now that the code is compatible in semantics, flip the switch.
Use ww_mutex instead of the homegrown implementation.
ww_mutex uses -EDEADLK to signal that the caller has to back off,
and -EALREADY to indicate this buffer is already held by the caller.
ttm used -EAGAIN and -EDEADLK for those, respectively. So some changes
were needed to handle this correctly.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'init')
0 files changed, 0 insertions, 0 deletions