int dequeue_hwpoisoned_huge_page(struct page *page);
bool isolate_huge_page(struct page *page, struct list_head *list);
void putback_active_hugepage(struct page *page);
+bool is_hugepage_active(struct page *page);
void copy_huge_page(struct page *dst, struct page *src);
#ifdef CONFIG_ARCH_WANT_HUGE_PMD_SHARE
#define isolate_huge_page(p, l) false
#define putback_active_hugepage(p) do {} while (0)
+#define is_hugepage_active(x) false
static inline void copy_huge_page(struct page *dst, struct page *src)
{
}
return __basepage_index(page);
}
+extern void dissolve_free_huge_pages(unsigned long start_pfn,
+ unsigned long end_pfn);
+
#else /* CONFIG_HUGETLB_PAGE */
struct hstate {};
#define alloc_huge_page_node(h, nid) NULL
{
return page->index;
}
+#define dissolve_free_huge_pages(s, e) do {} while (0)
#endif /* CONFIG_HUGETLB_PAGE */
#endif /* _LINUX_HUGETLB_H */