[PATCH 5/6] x86/msr: write_rdtscp_aux() to use wrmsr_safe()

[Chang S. Bae]

Using wrmsr_safe() can make code a bit simpler by removing
some condition check

Suggested-by: H. Peter Anvin <hpa@xxxxxxxxx>
Signed-off-by: Chang S. Bae <chang.seok.bae@xxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
---
 arch/x86/include/asm/msr.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h
index 04addd6..09bec62 100644
--- a/arch/x86/include/asm/msr.h
+++ b/arch/x86/include/asm/msr.h
@@ -317,7 +317,7 @@ static inline int wrmsrl_safe(u32 msr, u64 val)
 
 #define write_tsc(low, high) wrmsr(MSR_IA32_TSC, (low), (high))
 
-#define write_rdtscp_aux(val) wrmsr(MSR_TSC_AUX, (val), 0)
+#define write_rdtscp_aux(val) wrmsr_safe(MSR_TSC_AUX, (val), 0)
 
 struct msr *msrs_alloc(void);
 void msrs_free(struct msr *msrs);
-- 
2.7.4