pagetable lab initialized

kernel/proc.h

@@ -1,5 +1,3 @@
-#include "defs.h"
-
 // Saved registers for kernel context switches.
 struct context {
   uint64 ra;
@@ -93,7 +91,6 @@ struct proc {
   int killed;                  // If non-zero, have been killed
   int xstate;                  // Exit status to be returned to parent's wait
   int pid;                     // Process ID
-  int tracemask;               // Trace Mask
 
   // wait_lock must be held when using this:
   struct proc *parent;         // Parent process
@@ -107,5 +104,4 @@ struct proc {
   struct file *ofile[NOFILE];  // Open files
   struct inode *cwd;           // Current directory
   char name[16];               // Process name (debugging)
-  int syscall_counts[24]; // 每个系统调用的调用次数
 };