diff options
| author | Christian König <christian.koenig@amd.com> | 2017-10-30 14:57:43 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-12-05 11:24:35 +0100 |
| commit | 5b1c8c96dfab3a15fafcbb573e98d17a12fbfcbc (patch) | |
| tree | 1f7c04173ef5c9452c750bab6d37f8bb03a46b16 /drivers | |
| parent | 44df87e6dfadc423407f2b7a546396b86a37d462 (diff) | |
drm/ttm: once more fix ttm_buffer_object_transfer
commit 4d98e5ee6084f6d7bc578c5d5f86de7156aaa4cb upstream.
When the mutex is locked just in the moment we copy it we end up with a
warning that we release a locked mutex.
Fix this by properly reinitializing the mutex.
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_bo_util.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c index bf6e21655c57..7d22f9874d5f 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -473,6 +473,7 @@ static int ttm_buffer_object_transfer(struct ttm_buffer_object *bo, INIT_LIST_HEAD(&fbo->lru); INIT_LIST_HEAD(&fbo->swap); INIT_LIST_HEAD(&fbo->io_reserve_lru); + mutex_init(&fbo->wu_mutex); fbo->moving = NULL; drm_vma_node_reset(&fbo->vma_node); atomic_set(&fbo->cpu_writers, 0); |