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object: add functions to track handle allocation

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This commit is contained in:
max 🍓
2026-02-08 12:37:08 +00:00
parent 5304e5be00
commit 4de1463e7c
2 changed files with 31 additions and 7 deletions
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36
kernel/object.c
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@@ -21,7 +21,6 @@ kern_status_t object_type_register(struct object_type *p)
p->ob_cache.c_name = p->ob_name;
p->ob_cache.c_obj_size = p->ob_size;
p->ob_cache.c_page_order = VM_PAGE_16K;
vm_cache_init(&p->ob_cache);
p->ob_flags |= OBJTYPE_INIT;
@@ -71,6 +70,20 @@ struct object *object_ref(struct object *obj)
return obj;
}
static void object_cleanup(struct object *obj, unsigned long flags)
{
if (obj->ob_refcount > 0 || obj->ob_handles > 0) {
spin_unlock_irqrestore(&obj->ob_lock, flags);
return;
}
if (HAS_OP(obj, destroy)) {
obj->ob_type->ob_ops.destroy(obj);
}
vm_cache_free(&obj->ob_type->ob_cache, obj);
}
void object_unref(struct object *obj)
{
unsigned long flags;
@@ -82,17 +95,26 @@ void object_unref(struct object *obj)
}
obj->ob_refcount--;
object_cleanup(obj, flags);
}
if (obj->ob_refcount > 0) {
void object_add_handle(struct object *obj)
{
obj->ob_handles++;
}
void object_remove_handle(struct object *obj)
{
unsigned long flags;
spin_lock_irqsave(&obj->ob_lock, &flags);
if (obj->ob_handles == 0) {
spin_unlock_irqrestore(&obj->ob_lock, flags);
return;
}
if (HAS_OP(obj, destroy)) {
obj->ob_type->ob_ops.destroy(obj);
}
vm_cache_free(&obj->ob_type->ob_cache, obj);
obj->ob_handles--;
object_cleanup(obj, flags);
}
void object_lock(struct object *obj)