X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fthreads%2Fthread.h;h=c4520580fcbca7b20bc1596eeb7bcc538db06d10;hb=476eef1e2009a13352732b0d41b37c426050eaac;hp=4d65e1bdf68980b8d7cfcbd9150162eacf466084;hpb=edbf01ab5f8bca57472150a02543971da231eec1;p=pintos-anon

diff --git a/src/threads/thread.h b/src/threads/thread.h
index 4d65e1b..c452058 100644
--- a/src/threads/thread.h
+++ b/src/threads/thread.h
@@ -19,27 +19,34 @@ enum thread_status
 
 struct thread 
   {
-    enum thread_status status;
-    char name[16];
-    uint8_t *stack;
-    list_elem rq_elem;
+    /* These members are owned by the thread_*() functions. */
+    enum thread_status status;          /* Thread state. */
+    char name[16];                      /* Name (for debugging purposes). */
+    uint8_t *stack;                     /* Saved stack pointer. */
+    list_elem rq_elem;                  /* Run queue list element. */
+
 #ifdef USERPROG
-    struct addrspace addrspace;
+    /* These members are owned by the addrspace_*() functions. */
+    uint32_t *pagedir;                  /* Page directory. */
 #endif
+    
+    /* Marker to detect stack overflow. */
+    unsigned magic;                     /* Always set to THREAD_MAGIC. */
   };
 
-void thread_init (const char *name, void (*) (void *aux), void *) NO_RETURN;
-struct thread *thread_create (const char *name, void (*) (void *aux), void *);
-void thread_destroy (struct thread *);
-struct thread *thread_current (void);
+void thread_init (void);
+void thread_start (void) NO_RETURN;
 
+struct thread *thread_create (const char *name, void (*) (void *aux), void *);
 #ifdef USERPROG
 bool thread_execute (const char *filename);
 #endif
 
-void thread_ready (struct thread *);
-void thread_exit (void) NO_RETURN;
+void thread_wake (struct thread *);
+const char *thread_name (struct thread *);
 
+struct thread *thread_current (void);
+void thread_exit (void) NO_RETURN;
 void thread_yield (void);
 void thread_sleep (void);