remove some clippy warnings

+ revert obsolete changes

Author: stlankes

examples/demo/src/main.rs

@@ -18,8 +18,8 @@ fn main() -> io::Result<()> {
 	thread::spawn()?;
 	fs::fs()?;
 	pi::pi();
-	//matmul::matmul();
-	//laplace::laplace();
+	matmul::matmul();
+	laplace::laplace();
 	mandelbrot::mandelbrot();
 	Ok(())
 }

examples/fork/src/main.rs

@@ -9,23 +9,21 @@ fn fork_bench(count: usize) -> Duration {
 	let mut pids = vec![Pid::default(); count]; // Pre-allocate with zeros
 
 	let start = Instant::now();
-	for i in 0..count {
-		let pid = unsafe { fork() };
+	for pid in pids.iter_mut().take(count) {
+		*pid = unsafe { fork() };
 
-		if pid == 0 {
+		if *pid == 0 {
 			exit(0);
 		}
-		pids[i] = pid;
 	}
 
 	for pid in &pids {
 		unsafe {
 			waitpid(*pid);
 		}
 	}
-	let elapsed = start.elapsed();
 
-	elapsed
+	start.elapsed()
 }
 
 fn main() {

hermit/src/syscall/mod.rs

@@ -208,7 +208,7 @@ pub extern "C" fn sys_spawn(
 	prio: u8,
 	core_id: isize,
 ) -> i32 {
-	let result: i32 = syscall!(SyscallNo::Spawn, id, func, arg, prio, core_id)
+	let result: i32 = syscall!(SyscallNo::Spawn, id, func as usize, arg, prio, core_id)
 		.try_into()
 		.unwrap();
 	update_errno!(result);
@@ -223,7 +223,7 @@ pub extern "C" fn sys_spawn2(
 	stack_size: usize,
 	core_id: isize,
 ) -> abi::Tid {
-	syscall!(SyscallNo::Spawn2, func, arg, prio, stack_size, core_id)
+	syscall!(SyscallNo::Spawn2, func as usize, arg, prio, stack_size, core_id)
 		.try_into()
 		.unwrap()
 }