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[Qemu-devel] [PATCH v4 09/13] qdev: add reference for the bus while it i
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH v4 09/13] qdev: add reference for the bus while it is referred to by the DeviceState |
Date: |
Fri, 25 Jan 2013 14:12:35 +0100 |
Now that the unparent callbacks are complete, we can correctly account
more missing references.
Signed-off-by: Paolo Bonzini <address@hidden>
---
hw/qdev.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/hw/qdev.c b/hw/qdev.c
index 6f1b311..1dabcad 100644
--- a/hw/qdev.c
+++ b/hw/qdev.c
@@ -100,6 +100,7 @@ static void bus_add_child(BusState *bus, DeviceState *child)
void qdev_set_parent_bus(DeviceState *dev, BusState *bus)
{
dev->parent_bus = bus;
+ object_ref(OBJECT(bus));
bus_add_child(bus, dev);
}
@@ -773,6 +774,8 @@ static void device_unparent(Object *obj)
}
if (dev->parent_bus) {
bus_remove_child(dev->parent_bus, dev);
+ object_unref(OBJECT(dev->parent_bus));
+ dev->parent_bus = NULL;
}
}
--
1.8.1
- [Qemu-devel] [PATCH for-1.4 v4 00/12] qdev: correct reference counting, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 06/13] qdev: add reference count to a device for the BusChild, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 03/13] pci: use qbus_create in pci_bus_new, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 01/13] qdev: remove duplication between qbus_create and qbus_create_inplace, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 04/13] qom: preserve object while unparenting it, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 02/13] qdev: change first argument of qbus_create_inplace to void *, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 05/13] qom: document reference counting of link properties, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 08/13] qdev: move unrealization of devices from finalize to unparent, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 09/13] qdev: add reference for the bus while it is referred to by the DeviceState,
Paolo Bonzini <=
- [Qemu-devel] [PATCH v4 11/13] qdev: drop extra references at creation time, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 12/13] cpu: do not use object_delete, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 10/13] qdev: inline object_delete into qbus_free/qdev_free, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 07/13] qdev: move deletion of children from finalize to unparent, Paolo Bonzini, 2013/01/25
- [Qemu-devel] [PATCH v4 13/13] qom: remove object_delete, Paolo Bonzini, 2013/01/25