17 	struct sg_table *sgt;  in ib_umem_dmabuf_map_pages()  local
26 	if (umem_dmabuf->sgt)  in ib_umem_dmabuf_map_pages()
29 	sgt = dma_buf_map_attachment(umem_dmabuf->attach,  in ib_umem_dmabuf_map_pages()
31 	if (IS_ERR(sgt))  in ib_umem_dmabuf_map_pages()
32 		return PTR_ERR(sgt);  in ib_umem_dmabuf_map_pages()
39 	for_each_sgtable_dma_sg(sgt, sg, i) {  in ib_umem_dmabuf_map_pages()
62 	umem_dmabuf->umem.sgt_append.sgt.sgl = umem_dmabuf->first_sg;  in ib_umem_dmabuf_map_pages()
63 	umem_dmabuf->umem.sgt_append.sgt.nents = nmap;  in ib_umem_dmabuf_map_pages()
64 	umem_dmabuf->sgt = sgt;  in ib_umem_dmabuf_map_pages()
87 	if (!umem_dmabuf->sgt)  in ib_umem_dmabuf_unmap_pages()
106 	dma_buf_unmap_attachment(umem_dmabuf->attach, umem_dmabuf->sgt,  in ib_umem_dmabuf_unmap_pages()
109 	umem_dmabuf->sgt = NULL;  in ib_umem_dmabuf_unmap_pages()