1 files changed, 5 insertions, 0 deletions

diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h
index 7e17d3b4f65a..a0489b222702 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)
 {