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From 9737abf4265d394434982e8f7db230084cf036cb Mon Sep 17 00:00:00 2001
From: Hans de Goede <hdegoede@redhat.com>
Date: Wed, 5 Sep 2012 15:56:57 +0200
Subject: [PATCH] usb-redir: Add chardev open / close debug logging

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 hw/usb/redirect.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index b7387b6..57e6289 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -866,6 +866,7 @@ static void usbredir_chardev_close_bh(void *opaque)
     usbredir_device_disconnect(dev);
 
     if (dev->parser) {
+        DPRINTF("destroying usbredirparser\n");
         usbredirparser_destroy(dev->parser);
         dev->parser = NULL;
     }
@@ -881,6 +882,8 @@ static void usbredir_chardev_open(USBRedirDevice *dev)
     usbredir_chardev_close_bh(dev);
     qemu_bh_cancel(dev->chardev_close_bh);
 
+    DPRINTF("creating usbredirparser\n");
+
     dev->parser = qemu_oom_check(usbredirparser_create());
     dev->parser->priv = dev;
     dev->parser->log_func = usbredir_log;
@@ -989,9 +992,11 @@ static void usbredir_chardev_event(void *opaque, int event)
 
     switch (event) {
     case CHR_EVENT_OPENED:
+        DPRINTF("chardev open\n");
         usbredir_chardev_open(dev);
         break;
     case CHR_EVENT_CLOSED:
+        DPRINTF("chardev close\n");
         qemu_bh_schedule(dev->chardev_close_bh);
         break;
     }
@@ -1250,6 +1255,7 @@ static void usbredir_device_disconnect(void *priv)
     qemu_del_timer(dev->attach_timer);
 
     if (dev->dev.attached) {
+        DPRINTF("detaching device\n");
         usb_device_detach(&dev->dev);
         /*
          * Delay next usb device attach to give the guest a chance to see