static struct debug_obj_descr *descr_test __read_mostly;
+/*
+ * Track numbers of kmem_cache_alloc and kmem_cache_free done.
+ */
+static int debug_objects_alloc;
+static int debug_objects_freed;
+
static void free_obj_work(struct work_struct *work);
static DECLARE_WORK(debug_obj_work, free_obj_work);
raw_spin_lock_irqsave(&pool_lock, flags);
hlist_add_head(&new->node, &obj_pool);
+ debug_objects_alloc++;
obj_pool_free++;
raw_spin_unlock_irqrestore(&pool_lock, flags);
}
obj = hlist_entry(obj_pool.first, typeof(*obj), node);
hlist_del(&obj->node);
obj_pool_free--;
+ debug_objects_freed++;
/*
* We release pool_lock across kmem_cache_free() to
* avoid contention on pool_lock.
seq_printf(m, "pool_min_free :%d\n", obj_pool_min_free);
seq_printf(m, "pool_used :%d\n", obj_pool_used);
seq_printf(m, "pool_max_used :%d\n", obj_pool_max_used);
+ seq_printf(m, "objects_alloc :%d\n", debug_objects_alloc);
+ seq_printf(m, "objects_freed :%d\n", debug_objects_freed);
return 0;
}