x86: Work around old gas bug

Add extra parentheses around a couple of definitions introduced
by "x86: Cleanup vector usage" and used in assembly macro
arguments, and remove spaces. Without that old (2.16.1) gas
would see more macro arguments than were actually specified.

Reported-and-tested-by: Andrew Morton <[e-mail]>
Signed-off-by: Jan Beulich <[e-mail]>
Cc: Shaohua Li <[e-mail]>
LKML-Reference: <[e-mail]>
Signed-off-by: Ingo Molnar <[e-mail]>

arch/x86/include/asm/irq_vectors.h

···
 
 /* up to 32 vectors used for spreading out TLB flushes: */
 #if NR_CPUS <= 32
-# define NUM_INVALIDATE_TLB_VECTORS NR_CPUS
+# define NUM_INVALIDATE_TLB_VECTORS	(NR_CPUS)
 #else
-# define NUM_INVALIDATE_TLB_VECTORS 32
+# define NUM_INVALIDATE_TLB_VECTORS	(32)
 #endif
 
-#define INVALIDATE_TLB_VECTOR_END	0xee
+#define INVALIDATE_TLB_VECTOR_END	(0xee)
 #define INVALIDATE_TLB_VECTOR_START	\
-	(INVALIDATE_TLB_VECTOR_END - NUM_INVALIDATE_TLB_VECTORS + 1)
+	(INVALIDATE_TLB_VECTOR_END-NUM_INVALIDATE_TLB_VECTORS+1)
 
 #define NR_VECTORS			 256