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| author | Christian König <christian.koenig@amd.com> | 2017-10-30 14:57:43 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-10-31 17:54:12 -0400 |
| commit | 4d98e5ee6084f6d7bc578c5d5f86de7156aaa4cb (patch) | |
| tree | 8644d3260a1267f1de02d55acf8bfa2ee5035d39 /drivers/gpu/drm/ttm | |
| parent | b73b6e8094523d8440a48a15feb7684141e4b140 (diff) | |
| download | linux-stable-4d98e5ee6084f6d7bc578c5d5f86de7156aaa4cb.tar.gz linux-stable-4d98e5ee6084f6d7bc578c5d5f86de7156aaa4cb.tar.bz2 linux-stable-4d98e5ee6084f6d7bc578c5d5f86de7156aaa4cb.zip | |
drm/ttm: once more fix ttm_buffer_object_transfer
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>
CC: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/ttm')
| -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 78cb99be7146..e7a519f1849b 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_util.c +++ b/drivers/gpu/drm/ttm/ttm_bo_util.c @@ -474,6 +474,7 @@ 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); |