-
由 Thommy Jakobsson 提交于
Add handling of rx descriptor underflow. This fixes a fault that could happen on slow machines, where data is received faster than the CPU can handle. In such a case the device will use up all rx descriptors and refuse to send any more data before confirming that it is ok. This patch enables necessary interrupt to discover such a situation and will handle them by dropping everything in the ring buffer. Reviewed-by: NMichael Buesch <m@bues.ch> Signed-off-by: NThommy Jakobsson <thommyj@gmail.com> Cc: stable <stable@vger.kernel.org> Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
73b82bf0