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-rw-r--r--include/asm-i386/processor.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h
index 7e17d3b4f65..a0489b22270 100644
--- a/include/asm-i386/processor.h
+++ b/include/asm-i386/processor.h
@@ -277,6 +277,11 @@ static inline void clear_in_cr4 (unsigned long mask)
outb((data), 0x23); \
} while (0)
+static inline void serialize_cpu(void)
+{
+ __asm__ __volatile__ ("cpuid" : : : "ax", "bx", "cx", "dx");
+}
+
static inline void __monitor(const void *eax, unsigned long ecx,
unsigned long edx)
{