Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

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

drm/ttm: once more fix ttm_buffer_object_transfer 



commit 4d98e5ee 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: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f5e69000

drivers/gpu/drm/ttm/ttm_bo_util.c

+1 −0
Original line number Diff line number Diff line
@@ -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);