[SPARC/SPARC64]: Fix usage of .section .sched.text in assembler code.

ld will generate an unique named section when assembler do not use
"ax" but gcc does. Add the missing annotation.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/rwsem.S b/arch/sparc/lib/rwsem.S
index 2065774..f406b1f 100644
--- a/arch/sparc/lib/rwsem.S
+++ b/arch/sparc/lib/rwsem.S
@@ -7,7 +7,7 @@
 #include <asm/ptrace.h>
 #include <asm/psr.h>
 
-	.section .sched.text
+	.section .sched.text, "ax"
 	.align	4
 
 	.globl		___down_read