1 files changed, 13 insertions, 0 deletions

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 2aa3d4b000e6..f74bb581ab64 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -29,6 +29,19 @@
 #define ULLONG_MAX      (~0ULL)
 #define SIZE_MAX        (~(size_t)0)
 
+#define U8_MAX          ((u8)~0U)
+#define S8_MAX          ((s8)(U8_MAX>>1))
+#define S8_MIN          ((s8)(-S8_MAX - 1))
+#define U16_MAX         ((u16)~0U)
+#define S16_MAX         ((s16)(U16_MAX>>1))
+#define S16_MIN         ((s16)(-S16_MAX - 1))
+#define U32_MAX         ((u32)~0U)
+#define S32_MAX         ((s32)(U32_MAX>>1))
+#define S32_MIN         ((s32)(-S32_MAX - 1))
+#define U64_MAX         ((u64)~0ULL)
+#define S64_MAX         ((s64)(U64_MAX>>1))
+#define S64_MIN         ((s64)(-S64_MAX - 1))
+
 #define STACK_MAGIC     0xdeadbeef
 
 #define REPEAT_BYTE(x)  ((~0ul / 0xff) * (x))