drivers/xen/grant-dma-ops.c

83 	unsigned int i, n_pages = XEN_PFN_UP(size);
95 	ret = alloc_pages_exact(n_pages * XEN_PAGE_SIZE, gfp);
101 	if (gnttab_alloc_grant_reference_seq(n_pages, &grant)) {
102 		free_pages_exact(ret, n_pages * XEN_PAGE_SIZE);
106 	for (i = 0; i < n_pages; i++) {
120 	unsigned int i, n_pages = XEN_PFN_UP(size);
132 	for (i = 0; i < n_pages; i++) {
140 	gnttab_free_grant_reference_seq(grant, n_pages);
142 	free_pages_exact(vaddr, n_pages * XEN_PAGE_SIZE);
174 	unsigned int i, n_pages = XEN_PFN_UP(dma_offset + size);
188 	if (gnttab_alloc_grant_reference_seq(n_pages, &grant))
191 	for (i = 0; i < n_pages; i++) {
208 	unsigned int i, n_pages = XEN_PFN_UP(dma_offset + size);
223 	for (i = 0; i < n_pages; i++) {
231 	gnttab_free_grant_reference_seq(grant, n_pages);