traffic is allowed only to drain pending outgoing traffic. Note that while the upper level code in Linux deals with outstanding I/Os, we may have situations on Hyper-V where some book keeping messages are sent out that the upper level Linux code may not be aware of. Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang Signed-off-by: Greg Kroah-Hartman Â