# HG changeset patch
# User arun.sharma@intel.com[kaf24]
# Date 1113992693 0
# Node ID 65d78e532664e8f5bf7586d748386818bb680c08
# Parent  5c732392ad8c2e3f0ac1ed035e18528dd9dfadeb
bitkeeper revision 1.1335 (42662df5Ky_wqkYVs3ghiLYYBXII2Q)

[PATCH] x86-64-rdmsrl.patch

   Use the rdmsrl implementation from Linux.

   Signed-off-by: Arun Sharma <arun.sharma@intel.com>


diff -r 5c732392ad8c -r 65d78e532664 xen/include/asm-x86/msr.h
--- a/xen/include/asm-x86/msr.h	Wed Apr 20 10:24:32 2005 +0000
+++ b/xen/include/asm-x86/msr.h	Wed Apr 20 10:24:53 2005 +0000
@@ -6,6 +6,13 @@
 			  : "=a" (val1), "=d" (val2) \
 			  : "c" (msr))
 
+#define rdmsrl(msr,val) do { unsigned long a__,b__; \
+       __asm__ __volatile__("rdmsr" \
+			    : "=a" (a__), "=d" (b__) \
+			    : "c" (msr)); \
+       val = a__ | (b__<<32); \
+} while(0); 
+
 #define wrmsr(msr,val1,val2) \
      __asm__ __volatile__("wrmsr" \
 			  : /* no outputs */ \