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-rw-r--r--include/linux/efi.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 0c5420208c40..5b1af30ece55 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -103,6 +103,7 @@ typedef struct {
#define EFI_PAGE_SHIFT 12
#define EFI_PAGE_SIZE (1UL << EFI_PAGE_SHIFT)
+#define EFI_PAGES_MAX (U64_MAX >> EFI_PAGE_SHIFT)
typedef struct {
u32 type;