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-rw-r--r--include/asm-x86_64/msr.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-x86_64/msr.h b/include/asm-x86_64/msr.h
index e6158228873..207fed998a0 100644
--- a/include/asm-x86_64/msr.h
+++ b/include/asm-x86_64/msr.h
@@ -189,6 +189,7 @@ static inline unsigned int cpuid_edx(unsigned int op)
#define MSR_IA32_PERFCTR0 0xc1
#define MSR_IA32_PERFCTR1 0xc2
+#define MSR_FSB_FREQ 0xcd
#define MSR_MTRRcap 0x0fe
#define MSR_IA32_BBL_CR_CTL 0x119