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[Qemu-devel] [PATCH 2/6] usb: restore USBDevice->attached on vmload


From: Gerd Hoffmann
Subject: [Qemu-devel] [PATCH 2/6] usb: restore USBDevice->attached on vmload
Date: Wed, 20 Jun 2012 16:05:30 +0200

Signed-off-by: Gerd Hoffmann <address@hidden>
---
 hw/usb/bus.c |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/hw/usb/bus.c b/hw/usb/bus.c
index f87cc5f..b649360 100644
--- a/hw/usb/bus.c
+++ b/hw/usb/bus.c
@@ -37,10 +37,23 @@ static const TypeInfo usb_bus_info = {
 static int next_usb_bus = 0;
 static QTAILQ_HEAD(, USBBus) busses = QTAILQ_HEAD_INITIALIZER(busses);
 
+static int usb_device_post_load(void *opaque, int version_id)
+{
+    USBDevice *dev = opaque;
+
+    if (dev->state == USB_STATE_NOTATTACHED) {
+        dev->attached = 0;
+    } else {
+        dev->attached = 1;
+    }
+    return 0;
+}
+
 const VMStateDescription vmstate_usb_device = {
     .name = "USBDevice",
     .version_id = 1,
     .minimum_version_id = 1,
+    .post_load = usb_device_post_load,
     .fields = (VMStateField []) {
         VMSTATE_UINT8(addr, USBDevice),
         VMSTATE_INT32(state, USBDevice),
-- 
1.7.1




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