diff options
| author | Francisco Jerez <currojerez@riseup.net> | 2010-10-28 23:10:29 +0200 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-12-03 15:11:23 +1000 |
| commit | 23c45e8ed203f933753fb66a6290c4ff853eb7bb (patch) | |
| tree | 53429af266610a450b4ce71c739ddc7bb816fc9b /drivers | |
| parent | 87a326a38589e1c919af5f86a59cd571ff0aa831 (diff) | |
drm/nouveau: Fix sleep while atomic in nouveau_bo_fence().
Reported-by: Pekka Paalanen <pq@iki.fi>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 8d5dd980240..f4ee43db00a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -942,13 +942,17 @@ nouveau_ttm_fault_reserve_notify(struct ttm_buffer_object *bo) void nouveau_bo_fence(struct nouveau_bo *nvbo, struct nouveau_fence *fence) { - spin_lock(&nvbo->bo.bdev->fence_lock); - __nouveau_fence_unref(&nvbo->bo.sync_obj); + struct nouveau_fence *old_fence; if (likely(fence)) - nvbo->bo.sync_obj = nouveau_fence_ref(fence); + nouveau_fence_ref(fence); + spin_lock(&nvbo->bo.bdev->fence_lock); + old_fence = nvbo->bo.sync_obj; + nvbo->bo.sync_obj = fence; spin_unlock(&nvbo->bo.bdev->fence_lock); + + nouveau_fence_unref(&old_fence); } struct ttm_bo_driver nouveau_bo_driver = { |