1 files changed, 3 insertions, 2 deletions

diff --git a/include/asm-x86_64/msr.h b/include/asm-x86_64/msr.h
index 4d727f3f5550..10f8b51cec8b 100644
--- a/include/asm-x86_64/msr.h
+++ b/include/asm-x86_64/msr.h
@@ -19,7 +19,7 @@
                             : "=a" (a__), "=d" (b__) \
                             : "c" (msr)); \
        val = a__ | (b__<<32); \
-} while(0); 
+} while(0)
 
 #define wrmsr(msr,val1,val2) \
      __asm__ __volatile__("wrmsr" \
@@ -56,7 +56,7 @@
                       ".section __ex_table,\"a\"\n"             \
                       " .align 8\n"                             \
                       " .quad 1b,3b\n"                          \
-                      ".previous":"=&bDS" (ret__), "=a"(a), "=d"(b)\
+                      ".previous":"=&bDS" (ret__), "=a"(*(a)), "=d"(*(b))\
                       :"c"(msr), "i"(-EIO), "0"(0));            \
           ret__; })             
 
@@ -234,6 +234,7 @@ static inline unsigned int cpuid_edx(unsigned int op)
 #define MSR_K8_TOP_MEM1            0xC001001A
 #define MSR_K8_TOP_MEM2            0xC001001D
 #define MSR_K8_SYSCFG              0xC0010010
+#define MSR_K8_HWCR                0xC0010015
 
 /* K6 MSRs */
 #define MSR_K6_EFER                     0xC0000080