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Patch "math: Introduce div64_long" has been added to the 3.0-stable tree

PATCH [email protected] 1 participant 1 message Mar 22, 2012 Stable branch

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This is a note to let you know that I've just added the patch titled

math: Introduce div64_long

to the 3.0-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:
math-introduce-div64_long.patch
and it can be found in the queue-3.0 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From f910381a55cdaa097030291f272f6e6e4380c39a Mon Sep 17 00:00:00 2001

From: Sasha Levin <[email protected]>
Date: Thu, 15 Mar 2012 12:36:13 -0400
Subject: math: Introduce div64_long

From: Sasha Levin <[email protected]>

commit f910381a55cdaa097030291f272f6e6e4380c39a upstream.

Add a div64_long macro which is used to devide a 64bit number by a long (which can be 4 bytes on 32bit systems and 8 bytes on 64bit systems).

---
 include/linux/math64.h |    4 ++++
 1 file changed, 4 insertions(+)
include/linux/math64.h +4 -0
@@ -6,6 +6,8 @@
 
 #if BITS_PER_LONG == 64
 
+#define div64_long(x,y) div64_s64((x),(y))
+
 /**
  * div_u64_rem - unsigned 64bit divide with 32bit divisor with remainder
  *
@@ -45,6 +47,8 @@ static inline s64 div64_s64(s64 dividend
 
 #elif BITS_PER_LONG == 32
 
+#define div64_long(x,y) div_s64((x),(y))
+
 #ifndef div_u64_rem
 static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder)
 {

Patches currently in stable-queue which might be from [email protected] are

queue-3.0/math-introduce-div64_long.patch queue-3.0/ntp-fix-integer-overflow-when-setting-time.patch