Applied assortment of Arch Linux ARM patches

arch/arm/kernel/calls.S

@@ -393,6 +393,7 @@
 		CALL(sys_ni_syscall) /* CALL(sys_sched_getattr) */
 		CALL(sys_ni_syscall) /* CALL(sys_renameat2) */
 		CALL(sys_seccomp)
+		CALL(sys_getrandom)
 #ifndef syscalls_counted
 .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
 #define syscalls_counted

arch/arm/kernel/return_address.c

@@ -63,10 +63,12 @@ void *return_address(unsigned int level)
 #warning "TODO: return_address should use unwind tables"
 #endif
 
+/*
 void *return_address(unsigned int level)
 {
 	return NULL;
 }
+*/
 
 #endif /* if defined(CONFIG_FRAME_POINTER) && !defined(CONFIG_ARM_UNWIND) / else */