1 files changed, 3 insertions, 8 deletions

diff --git a/include/asm-x86/mmu.h b/include/asm-x86/mmu.h
index 00e88679e11f..9d5aff14334a 100644
--- a/include/asm-x86/mmu.h
+++ b/include/asm-x86/mmu.h
@@ -1,5 +1,5 @@
-#ifndef _ASM_X86_MMU_H
-#define _ASM_X86_MMU_H
+#ifndef ASM_X86__MMU_H
+#define ASM_X86__MMU_H
 
 #include <linux/spinlock.h>
 #include <linux/mutex.h>
@@ -7,14 +7,9 @@
 /*
  * The x86 doesn't have a mmu context, but
  * we put the segment information here.
- *
- * cpu_vm_mask is used to optimize ldt flushing.
  */
 typedef struct {
         void *ldt;
-#ifdef CONFIG_X86_64
-        rwlock_t ldtlock;
-#endif
         int size;
         struct mutex lock;
         void *vdso;
@@ -28,4 +23,4 @@ static inline void leave_mm(int cpu)
 }
 #endif
 
-#endif /* _ASM_X86_MMU_H */
+#endif /* ASM_X86__MMU_H */