Merge branch 'perf/core' into perf/urgent

Merge reason: One pending commit was left in perf/core after Linus merged
              perf/core - continue v2.6.40 work in the perf/urgent reason.
Signed-off-by: NIngo Molnar <mingo@elte.hu>

kernel/extable.c

@@ -74,7 +74,7 @@ int core_kernel_text(unsigned long addr)
 
 int core_kernel_data(unsigned long addr)
 {
-	if (addr >= (unsigned long)_sdata &&
+	if (addr >= (unsigned long)_stext &&
 	    addr < (unsigned long)_edata)
 		return 1;
 	return 0;