[PATCH 1/1] drm/vmwgfx: free ttm resource before assigning a new one
Christian König
christian.koenig at amd.com
Mon May 3 17:39:16 UTC 2021
Am 03.05.21 um 19:26 schrieb Nirmoy Das:
> TTM BO resource need to be freed before calling ttm_bo_assign_mem().
>
> Signed-off-by: Nirmoy Das <nirmoy.das at amd.com>
> ---
> drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
> index 2dc031fe4a90..93e4cf34a3a3 100644
> --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
> +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ttm_buffer.c
> @@ -738,6 +738,7 @@ static int vmw_move(struct ttm_buffer_object *bo,
>
> if (old_man->use_tt && new_man->use_tt) {
> if (bo->mem.mem_type == TTM_PL_SYSTEM) {
> + ttm_resource_free(bo, &bo->mem);
> ttm_bo_assign_mem(bo, new_mem);
Mhm, we should probably rather call ttm_bo_move_null here like other
drivers do.
Christian.
> return 0;
> }
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