[patch 9/9] x86: shift bits the right way in native_read_tscp

From: Greg KH
Date: Tue Jul 01 2008 - 11:25:00 EST


2.6.25-stable review patch. If anyone has any objections, please let us
know.

------------------

From: Max Asbock <masbock@xxxxxxxxxx>

Commit 41aefdcc98fdba47459eab67630293d67e855fc3 upstream

x86: shift bits the right way in native_read_tscp

native_read_tscp shifts the bits in the high order value in the
wrong direction, the attached patch fixes that.

Signed-off-by: Max Asbock <masbock@xxxxxxxxxxxxxxxxxx>
Acked-by: Glauber Costa <gcosta@xxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
include/asm-x86/msr.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/include/asm-x86/msr.h
+++ b/include/asm-x86/msr.h
@@ -18,7 +18,7 @@ static inline unsigned long long native_
unsigned long low, high;
asm volatile (".byte 0x0f,0x01,0xf9"
: "=a" (low), "=d" (high), "=c" (*aux));
- return low | ((u64)high >> 32);
+ return low | ((u64)high << 32);
}

/*

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