diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index d3c0c23703b6..51622ba7c4a6 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -121,6 +121,7 @@ extern unsigned long profile_pc(struct pt_regs *regs);
 #define MAX_REG_OFFSET (offsetof(struct pt_regs, ARM_ORIG_r0))
 
 extern int regs_query_register_offset(const char *name);
+extern const char *regs_query_register_name(unsigned int offset);
 extern bool regs_within_kernel_stack(struct pt_regs *regs, unsigned long addr);
 extern unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs,
 					       unsigned int n);
diff --git a/arch/arm64/include/asm/ptrace.h b/arch/arm64/include/asm/ptrace.h
index 3fd15fdf4181..8fbac706b906 100644
--- a/arch/arm64/include/asm/ptrace.h
+++ b/arch/arm64/include/asm/ptrace.h
@@ -153,7 +153,6 @@ struct pt_regs {
 	(!compat_user_mode(regs) ? ((regs)->sp = value) : ((regs)->compat_sp = value))
 
 extern int regs_query_register_offset(const char *name);
-extern const char *regs_query_register_name(unsigned int offset);
 extern unsigned long regs_get_kernel_stack_nth(struct pt_regs *regs,
 					       unsigned int n);