nv50,nvc0: clear internal vbo masks based on the trailing slots
Fixes: 0278d1fa (gallium: add unbind_num_trailing_slots to set_vertex_buffers) Signed-off-by: Ilia Mirkin imirkin@alum.mit.edu
Fixes: 0278d1fa (gallium: add unbind_num_trailing_slots to set_vertex_buffers) Signed-off-by: Ilia Mirkin imirkin@alum.mit.edu