commit d29275f10382844e000ddaafaddc6780555e8d83
author Gerd Hoffmann <kraxel@redhat.com> Fri Sep 25 21:42:35 2009 +0200
committer Anthony Liguori <aliguori@us.ibm.com> Mon Oct 05 09:32:48 2009 -0500
tree 48038e49e6c211226a7dfaab7f349ebf4ecf0d23
parent 131ec1bd7de661f20f178f582430a9d0d0cfa9b4

Add exit callback to DeviceInfo.

This adds a exit callback for device destruction to DeviceInfo, so
we can hook cleanups into qdev device destruction.

Followup patches will put that into use.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

hw/qdev.c

diff --git a/hw/qdev.c b/hw/qdev.c
index 7b204f9..064389d 100644
--- a/hw/qdev.c
+++ b/hw/qdev.c
@@ -245,6 +245,8 @@
 #endif
         if (dev->info->reset)
             qemu_unregister_reset(dev->info->reset, dev);
+        if (dev->info->exit)
+            dev->info->exit(dev);
     }
     QLIST_REMOVE(dev, sibling);
     qemu_free(dev);

hw/qdev.h

diff --git a/hw/qdev.h b/hw/qdev.h
index cd58fa8..6c2c401 100644
--- a/hw/qdev.h
+++ b/hw/qdev.h
@@ -108,6 +108,7 @@
 /*** Device API.  ***/
 
 typedef int (*qdev_initfn)(DeviceState *dev, DeviceInfo *info);
+typedef int (*qdev_exitfn)(DeviceState *dev);
 
 struct DeviceInfo {
     const char *name;
@@ -125,6 +126,7 @@
 
     /* Private to qdev / bus.  */
     qdev_initfn init;
+    qdev_exitfn exit;
     BusInfo *bus_info;
     struct DeviceInfo *next;
 };