Don't let init sleep. This will cause us to hang in the scheduler.

risc_v/src/main.rs

@@ -4,6 +4,7 @@
 #![no_main]
 #![no_std]
 #![feature(panic_info_message,
+		   llvm_asm,
 		   asm,
 		   global_asm,
            allocator_api,

risc_v/src/process.rs

@@ -157,7 +157,9 @@ fn init_process() {
 				fn make_syscall(sysno: usize, duration: usize) -> usize;
 			}
 			println!("Init is still here :), alright, back to sleep.");
-			for _ in 0..100000000 {}
+			for _ in 0..100 {
+				llvm_asm!("wfi");
+			}
 		}
 	}
 }