Re: [PATCH] netfilter: nf_conntrack: release conntrack from rcucallback

From: Cyrill Gorcunov
Date: Mon Jan 06 2014 - 16:44:46 EST

On Mon, Jan 06, 2014 at 10:23:26PM +0100, Florian Westphal wrote:
> >
> > No? Or there something obvious I'm missing?
> IMHO this isn't obvious at all :-)
> But, in the example above, the atomic_inc_not_zero() should fail
> until after __nf_conntrack_alloc() re-inits the refcount to 1.
> The mb there should make sure ____nf_conntrack_find() doesn't
> find an outdated tuple before this.

Yeah, thanks!
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