Re: [PATCH v3 8/7] pppoatm: fix missing wakeup in pppoatm_send()

[Chas Williams (CONTRACTOR)]

In message <20121111110437.GA25894@xxxxxxxxxxxxxxxxxx>,Krzysztof Mazur writes:
>Any race with testing vcc flags is probably not really important
>because:
>	- vcc_release_async() does not take any lock so this check
>	  will be always racy so we are probably allowed to send
>	  new frames until vcc is really closed,

this locking/synchronization is handled in the atm device drivers.
the send and close routines are responsbile for synchronization (yes, i
believe that leads to duplicated code but that is the way it currently is)
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