diff --git a/[refs] b/[refs]
index a76f42edcfe4..cb83bfead809 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c505217ca058aa4bcb0cba7bc6b2d228120b3e3e
+refs/heads/master: c977819d0138bbc0c2799b8112fa4e4e93ab5b59
diff --git a/trunk/arch/blackfin/include/asm/ptrace.h b/trunk/arch/blackfin/include/asm/ptrace.h
index 832d7c009a2c..1066d63e62b5 100644
--- a/trunk/arch/blackfin/include/asm/ptrace.h
+++ b/trunk/arch/blackfin/include/asm/ptrace.h
@@ -108,8 +108,6 @@ struct pt_regs {
 extern void show_regs(struct pt_regs *);
 
 #define arch_has_single_step()	(1)
-extern void user_enable_single_step(struct task_struct *child);
-extern void user_disable_single_step(struct task_struct *child);
 /* common code demands this function */
 #define ptrace_disable(child) user_disable_single_step(child)