> I forgot to add: The socket fasync lists use spinlocking in the same
> was as RPC does, with sock_fasync() setting
> write_lock_bh(&sk->callback_lock), and sock_def_write_space()
> doing read_lock(&sk->callback_lock).
>
> So that would deadlock with the QDIO driver in the exact same manner
> as the RPC stuff (albeit probably a lot less frequently).
Please, elaborate. I do not see any way.
Alexey
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