cleanup unused commented code

Author: scopeInfinity

src/kernel/process/scheduler.c

@@ -50,11 +50,7 @@ int process_scheduler_get_next_pid(int lastpid) {
 }
 
 static void handle_fork(unsigned int ppid, struct Process *process) {
-    // if(process->flagirq0_fork_ready>0 && ppid!=2) {
-    //    print_log("[ignore] handle fork for %d", ppid);
-    // }
     if(process->flagirq0_fork_ready>0) {
-        // print_log("handle fork for %d", ppid);
         int npid = process_fork(ppid);
         if(npid<0) {
             process->flagirq0_fork_ready = -1; // request failed;
@@ -91,19 +87,14 @@ void process_scheduler(int *_e_ip, int *_e_cs, int *_e_sp, int *_e_ss) {
         handle_fork(pid, process);
     }
 
-    // last process can be
-    //  - RUNNING
-    //  - BLOCK  # TODO: implement
-
     int npid = process_scheduler_get_next_pid(pid);
 
     if(npid<0) {
         PANIC(0, "[process_scheduler] no STATE_READY process alive");
     }
 
     if(pid != npid) {
-        // print_log("[process_scheduler] pid: %d -> %d", pid, npid);
-        // print_log("[process_scheduler] pid: %d -> %d, at eip: %x", pid, npid, e_ip);
+        print_info("[process_scheduler] pid: %d -> %d", pid, npid);
     }
 
     struct Process *nprocess = get_process(npid);

src/usr/lib/process.c

@@ -75,15 +75,10 @@ int fork() {
     }
     // fork requested.
     // let's process scheduler fork the job.
-    // printf("calling yield\n");
     yield();
-    // while(1);
-    // exit(0);
-    // while(1);
-    // printf("yield over\n");
+
     // fork request should be complete by now.
     int status = SYSCALL_A2(SYSCALL_PROCESS, SYSCALL_PROCESS_SUB_FORK, SYSCALL_PROCESS_SUB_FORK_CHECK_READY);
-    // printf("fork_check_ready: %d\n", status);
     if(status < 0) {
         // request either failed
         // or still waiting: it's a bad state, but we are going to let that slide.