[ARM] 3852/1: convert atomic bitops and __xchg over to raw_local_irq_{save,restore}

Thomas Gleixner noticed that bitops.h should also use the raw_* irq
disable/enable variants, and __xchg needs them as well.

Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index 174ff52..c19c5b0 100644
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -282,17 +282,17 @@
 #error SMP is not supported on this platform
 #endif
 	case 1:
-		local_irq_save(flags);
+		raw_local_irq_save(flags);
 		ret = *(volatile unsigned char *)ptr;
 		*(volatile unsigned char *)ptr = x;
-		local_irq_restore(flags);
+		raw_local_irq_restore(flags);
 		break;
 
 	case 4:
-		local_irq_save(flags);
+		raw_local_irq_save(flags);
 		ret = *(volatile unsigned long *)ptr;
 		*(volatile unsigned long *)ptr = x;
-		local_irq_restore(flags);
+		raw_local_irq_restore(flags);
 		break;
 #else
 	case 1: