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-rw-r--r--include/linux/pageblock-flags.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/pageblock-flags.h b/include/linux/pageblock-flags.h
index 83c7248053a1..5f1ae07d724b 100644
--- a/include/linux/pageblock-flags.h
+++ b/include/linux/pageblock-flags.h
@@ -53,6 +53,10 @@ extern unsigned int pageblock_order;
#endif /* CONFIG_HUGETLB_PAGE */
#define pageblock_nr_pages (1UL << pageblock_order)
+#define pageblock_align(pfn) ALIGN((pfn), pageblock_nr_pages)
+#define pageblock_aligned(pfn) IS_ALIGNED((pfn), pageblock_nr_pages)
+#define pageblock_start_pfn(pfn) ALIGN_DOWN((pfn), pageblock_nr_pages)
+#define pageblock_end_pfn(pfn) ALIGN((pfn) + 1, pageblock_nr_pages)
/* Forward declaration */
struct page;