Commit 78f4bb6e authored by Christian König's avatar Christian König Committed by Greg Kroah-Hartman

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: 's avatarChristian König <christian.koenig@amd.com>
Reviewed-by: 's avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: 's avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: 's avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f5e69000
......@@ -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);
......
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