Re: [PATCH 1/3] net/bridge/br_if.c: don't use _WORK_NAR

[David Howells]

Oleg Nesterov <oleg@xxxxxxxxxx> wrote:

> Afaics, noautorel work_struct buys nothing for "struct net_bridge_port".

You may be right.

> If del_nbp()->cancel_delayed_work(&p->carrier_check) fails, port_carrier_check
> may be called later anyway.

Called by what?  Something outside of br_if.c?

> So the reading of *work in port_carrier_check() is equally unsafe with or
> without this patch.

Hmmm... cancel_delayed_work() in del_nbp() probably ought to be followed by a
flush_scheduled_work().

David
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