struct thread
{
+ /* 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; /* Userland address space. */
+ /* 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. */
};