Enable process PID reuse in wrap order

Author: scopeInfinity

src/kernel/core.c

@@ -44,7 +44,6 @@ void kernel_core_entry() {
 
     print_log("Kernel enabling interrupts");
 
-    kernel_enable_interrupts();
     keyboard_init();
 
     process_scheduler_init();
@@ -53,8 +52,9 @@ void kernel_core_entry() {
 
     VERIFY_STACKGUARD();
     int init_pid = spawnl(INIT_APPNAME, INIT_APPNAME, NULL);
-    print_log("init process got created: %d", init_pid);
+    print_info("init process got created: %d", init_pid);
 
+    kernel_enable_interrupts();
     interrupt_pit_enable();
     while (1);
 }

src/kernel/process/allocation.c

@@ -127,7 +127,6 @@ static int create_infant_process_argv_stack(int user_ds, int user_sp,
 
 static int get_cold_pid_to_allocate() {
     static int pid = 0;
-    pid = 0;  // BUG: What PID wrap around doesn't work?
     for (int i = 0; i < MAX_PROCESS; ++i) {
         pid = (pid+1)%MAX_PROCESS;
         if (pid!=PID_KERNEL && processes[pid].state == STATE_COLD) {