vaddr = dma_heap_buffer_vmap_get(buffer); mutex_unlock(&buffer->lock); return vaddr; if (!vaddr) return -ENOMEM; dma_buf_map_set_vaddr(map, vaddr); return 0; } static void dma_heap_dma_buf_vunmap(struct dma_buf *dmabuf, void *vaddr) 13 changes: 7 additions & 6 deletio...