From eab47219d477920fce785cb6bc34c0725d5b4b5f Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Thu, 27 Sep 2012 16:57:41 +0200 Subject: [PATCH] usb-redir: Don't make migration fail in none seamless case Instead simple disconnect the device like host redirection does on migration. Signed-off-by: Hans de Goede --- hw/usb/redirect.c | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c index 5d16aff..022ba42 100644 --- a/hw/usb/redirect.c +++ b/hw/usb/redirect.c @@ -1637,12 +1637,17 @@ static int usbredir_get_parser(QEMUFile *f, void *priv, size_t unused) } /* - * Our chardev should be open already at this point, otherwise - * the usbredir channel will be broken (ie spice without seamless) + * If our chardev is not open already at this point the usbredir connection + * has been broken (non seamless migration, or restore from disk). + * + * In this case create a temporary parser to receive the migration data, + * and schedule the close_bh to report the device as disconnected to the + * guest and to destroy the parser again. */ if (dev->parser == NULL) { - ERROR("get_parser called with closed chardev, failing migration\n"); - return -1; + WARNING("usb-redir connection broken during migration\n"); + usbredir_create_parser(dev); + qemu_bh_schedule(dev->chardev_close_bh); } data = g_malloc(len); -- 1.8.0.2