has to lock by itself when needed. It is recommended to use a try lock
for this and return -1 when the spin lock fails.
The locking there should also properly protect against
set_multicast_list
Context: BHs disabled
Notes: netif_queue_stopped() is guaranteed false
has to lock by itself when needed. It is recommended to use a try lock
for this and return -1 when the spin lock fails.
The locking there should also properly protect against
set_multicast_list
Context: BHs disabled
Notes: netif_queue_stopped() is guaranteed false