InnoDB cleanups

- added missing backslash
- removed duplicate definition of UT_LOW_PRIORITY_CPU/UT_RESUME_PRIORITY_CPU
- removed duplicate UT_RESUME_PRIORITY_CPU call

storage/innobase/include/ut0ut.h

@@ -78,19 +78,11 @@ typedef time_t	ib_time_t;
 # else
 #  define UT_RELAX_CPU() do { \
      volatile int32	volatile_var; \
-     int32 oldval= 0;
+     int32 oldval= 0; \
      my_atomic_cas32(&volatile_var, &oldval, 1); \
    } while (0)
 # endif
 
-# if defined(HAVE_HMT_PRIORITY_INSTRUCTION)
-#  define UT_LOW_PRIORITY_CPU() __asm__ __volatile__ ("or 1,1,1")
-#  define UT_RESUME_PRIORITY_CPU() __asm__ __volatile__ ("or 2,2,2")
-# else
-#  define UT_LOW_PRIORITY_CPU() ((void)0)
-#  define UT_RESUME_PRIORITY_CPU() ((void)0)
-# endif
-
 #if defined (__GNUC__)
 #  define UT_COMPILER_BARRIER() __asm__ __volatile__ ("":::"memory")
 #elif defined (_MSC_VER)

storage/innobase/ut/ut0ut.cc

@@ -386,7 +386,6 @@ ut_delay(
 		UT_COMPILER_BARRIER();
 	}
 
-	UT_RESUME_PRIORITY_CPU();
 	UT_RESUME_PRIORITY_CPU();
 
 	return(j);