Ganji Aravind wrote:
> Even after Tx queues are marked stopped, there exists a
> small window where the current packet in the normal Tx
> path is still being sent out and loopback selftest ends
> up corrupting the same Tx ring. So, ensure selftest takes
> the Tx lock to synchronize access the Tx ring.
>
> Fixes: 7235ffae3d2c ("cxgb4: add loopback ethtool self-test")
> Signed-off-by: Ganji Aravind <[email protected]>Reviewed-by: Jesse Brandeburg <[email protected]>
