some more additions to the scheduling page (#39)

* dereferenced the context pointer passed

* small troubleshooting tip

* fixed empty line issue

* Update 02_Scheduler.md

fixed as per the maintainers request

Author: xyve7

04_Scheduling/02_Scheduler.md

@@ -45,7 +45,7 @@ We'll delve into what exactly a process might need to contain in a separate chap
 ```c
 typedef struct {
     status_t process_status;
-    cpu_status_t context;
+    cpu_status_t* context;
 } process_t;
 ```
 
@@ -221,6 +221,13 @@ void idle_main(void* arg) {
 
 The idle task is scheduled a little differently: it should only run when there is nothing else to run. You wouldn't want it to run when there is real work to do, because it's essentially throwing away a full quantum that could be used by another thread.
 
+### Troubleshooting
+
+#### Interrupts Stop After Context Switch
+
+Make sure to check the value of the flags register (rflags/eflags).  
+You might've set it to a value where the interrupt bit is cleared, causing the computer to disable hardware interrupts.
+
 ## Wrapping Up
 
 This chapter has covered everything needed to have a basic scheduler up and running. In the next chapter we'll look at creating and destroying processes. As mentioned this scheduler was written to be simple, not feature-rich. There are a number of ways you could improve upon it in your own design: