sparc64: Fix PREEMPT_ACTIVE value.

It currently overlaps the NMI bit.
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc/include/asm/thread_info_64.h

@@ -111,7 +111,7 @@ struct thread_info {
 #define THREAD_SHIFT PAGE_SHIFT
 #endif /* PAGE_SHIFT == 13 */
 
-#define PREEMPT_ACTIVE		0x4000000
+#define PREEMPT_ACTIVE		0x10000000
 
 /*
  * macros/functions for gaining access to the thread information structure