WebSVN – HelenOS – Diff – //trunk/kernel/generic/src/proc/thread.c

     spinlock_unlock(&t->task->lock);
     if (destroy_task)
         task_destroy(t->task);
+    /*
+     * If the thread had a userspace context, free up its kernel_uarg
+     * structure.
+     */
+    if (t->flags & THREAD_FLAG_USPACE) {
+        ASSERT(t->thread_arg);
+        free(t->thread_arg);
+    }
     slab_free(thread_slab, t);
+}
 /** Create new thread
+ *
  * @param arg       Thread's implementing function argument.
  * @param task      Task to which the thread belongs.
  * @param flags     Thread flags.
  * @param name      Symbolic name.
  * @param uncounted Thread's accounting doesn't affect accumulated task
- *   accounting.
+ *          accounting.
+ *
  * @return New thread's structure on success, NULL on failure.
+ *
  */
 thread_t *thread_create(void (* func)(void *), void *arg, task_t *task,
     int flags, char *name, bool uncounted)
+{
     thread_t *t;
     ipl_t ipl;
     t = (thread_t *) slab_alloc(thread_slab, 0);
+}
 /** Process syscall to create new thread.
+ *
  */
-unative_t sys_thread_create(uspace_arg_t *uspace_uarg, char *uspace_name, thread_id_t *uspace_thread_id)
+unative_t sys_thread_create(uspace_arg_t *uspace_uarg, char *uspace_name,
+    thread_id_t *uspace_thread_id)
+{
     thread_t *t;
     char namebuf[THREAD_NAME_BUFLEN];
     uspace_arg_t *kernel_uarg;
     int rc;
     t = thread_create(uinit, kernel_uarg, TASK, THREAD_FLAG_USPACE, namebuf,
         false);
     if (t) {
         thread_ready(t);
         if (uspace_thread_id != NULL)
-            return (unative_t) copy_to_uspace(uspace_thread_id, &t->tid,
+            return (unative_t) copy_to_uspace(uspace_thread_id,
-                sizeof(t->tid));
+                &t->tid, sizeof(t->tid));
         else
             return 0;
     } else
         free(kernel_uarg);

Subversion Repositories HelenOS

(root)//trunk/kernel/generic/src/proc/thread.c – Rev 2268 → 2436