This is a note to let you know that I've just added the patch titled
kernel.h: define u8, s8, u32, etc. limits
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
kernel.h-define-u8-s8-u32-etc.-limits.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 89a0714106aac7309c7dfa0f004b39e1e89d2942 Mon Sep 17 00:00:00 2001
From: Alex Elder <alex.elder@xxxxxxxxxx>
Date: Thu, 23 Jan 2014 15:54:00 -0800
Subject: kernel.h: define u8, s8, u32, etc. limits
From: Alex Elder <alex.elder@xxxxxxxxxx>
commit 89a0714106aac7309c7dfa0f004b39e1e89d2942 upstream.
Create constants that define the maximum and minimum values
representable by the kernel types u8, s8, u16, s16, and so on.
Signed-off-by: Alex Elder <elder@xxxxxxxxxx>
Cc: Sage Weil <sage@xxxxxxxxxxx>
Cc: David Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/kernel.h | 13 +++++++++++++
1 file changed, 13 insertions(+)
--- 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))
Patches currently in stable-queue which might be from alex.elder@xxxxxxxxxx are
queue-3.10/kernel.h-define-u8-s8-u32-etc.-limits.patch
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