xen_page_foreign
struct xen_page_foreign *foreign;
foreign = xen_page_foreign(page);
struct xen_page_foreign *foreign;
foreign = xen_page_foreign(pages[i]);
struct xen_page_foreign *foreign;
static inline struct xen_page_foreign *xen_page_foreign(struct page *page)
return (struct xen_page_foreign *)page->private;
BUILD_BUG_ON(sizeof(struct xen_page_foreign) > BITS_PER_LONG);
return (struct xen_page_foreign *)&page->private;