qemu-ga: Document intentional fall through in channel_event_cb()

For clarity, and to hush up Coverity.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Michael Roth <mdroth@linux.vnet.ibm.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
This commit is contained in:
Markus Armbruster 2013-01-11 11:24:57 +01:00 committed by Michael Roth
parent 9e92f6d462
commit f5b7957878
1 changed files with 1 additions and 0 deletions

View File

@ -618,6 +618,7 @@ static gboolean channel_event_cb(GIOCondition condition, gpointer data)
if (!s->virtio) {
return false;
}
/* fall through */
case G_IO_STATUS_AGAIN:
/* virtio causes us to spin here when no process is attached to
* host-side chardev. sleep a bit to mitigate this