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Commit 5f755293 authored by Andi Kleen's avatar Andi Kleen Committed by H. Peter Anvin
Browse files

x86, gcc-4.6: Avoid unused by set variables in rdmsr 



Avoids quite a lot of warnings with a gcc 4.6 -Wall build
because this happens in a commonly used header file (apic.h)

Signed-off-by: default avatarAndi Kleen <ak@linux.intel.com>
LKML-Reference: <201007202219.o6KMJme6021066@imap1.linux-foundation.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarH. Peter Anvin <hpa@linux.intel.com>
parent d0c6f625

arch/x86/include/asm/msr.h

+2 −2
Original line number Diff line number Diff line
@@ -148,8 +148,8 @@ static inline unsigned long long native_read_pmc(int counter) 
#define rdmsr(msr, val1, val2)					\

do {								\

	u64 __val = native_read_msr((msr));			\

	(val1) = (u32)__val;					\

	(val2) = (u32)(__val >> 32);				\

	(void)((val1) = (u32)__val);				\

	(void)((val2) = (u32)(__val >> 32));			\

} while (0)



static inline void wrmsr(unsigned msr, unsigned low, unsigned high)