undo "x86: fix breakage of vSMP irq operations"

revert:

  "x86: fix breakage of vSMP irq operations"

the irqflags.h unification will solve this in a cleaner way.
Signed-off-by: Ingo Molnar <mingo@elte.hu>

include/asm-x86/irqflags.h

@@ -70,26 +70,6 @@ static inline void raw_local_irq_restore(unsigned long flags)
 	native_restore_fl(flags);
 }
 
-#ifdef CONFIG_X86_VSMP
-
-/*
- * Interrupt control for the VSMP architecture:
- */
-
-static inline void raw_local_irq_disable(void)
-{
-	unsigned long flags = __raw_local_save_flags();
-	raw_local_irq_restore((flags & ~X86_EFLAGS_IF) | X86_EFLAGS_AC);
-}
-
-static inline void raw_local_irq_enable(void)
-{
-	unsigned long flags = __raw_local_save_flags();
-	raw_local_irq_restore((flags | X86_EFLAGS_IF) & (~X86_EFLAGS_AC));
-}
-
-#else
-
 static inline void raw_local_irq_disable(void)
 {
 	native_irq_disable();
@@ -100,8 +80,6 @@ static inline void raw_local_irq_enable(void)
 	native_irq_enable();
 }
 
-#endif
-
 /*
  * Used in the idle loop; sti takes one instruction cycle
  * to complete:
@@ -159,17 +137,10 @@ static inline unsigned long __raw_local_irq_save(void)
 #define raw_local_irq_save(flags) \
 		do { (flags) = __raw_local_irq_save(); } while (0)
 
-#ifdef CONFIG_X86_VSMP
-static inline int raw_irqs_disabled_flags(unsigned long flags)
-{
-	return !(flags & X86_EFLAGS_IF) || (flags & X86_EFLAGS_AC);
-}
-#else
 static inline int raw_irqs_disabled_flags(unsigned long flags)
 {
 	return !(flags & X86_EFLAGS_IF);
 }
-#endif
 
 static inline int raw_irqs_disabled(void)
 {