netdev - Re: [PATCH net-next 0/2] net: defer cgroups init to accept()

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Message-ID: <CANn89iKwxY8fiozVvRVhUTO14Cj_DBBoTHrEzYmPE2EwbZL8qw@mail.gmail.com>
Date:   Sun, 8 Oct 2017 21:47:49 -0700
From:   Eric Dumazet <edumazet@...gle.com>
To:     "David S . Miller" <davem@...emloft.net>
Cc:     netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Eric Dumazet <eric.dumazet@...il.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Tejun Heo <tj@...nel.org>, John Sperbeck <jsperbeck@...gle.com>
Subject: Re: [PATCH net-next 0/2] net: defer cgroups init to accept()

On Sun, Oct 8, 2017 at 9:44 PM, Eric Dumazet <edumazet@...gle.com> wrote:
> After TCP 3WHS became lockless, we should not attempt cgroup games
> from sk_clone_lock() since listener/cgroup might be already gone.
>
> Move this business to inet_csk_accept() where we have
> the guarantee both parent and child exist.
>
> Many thanks to John Sperbeck for spotting these issues
>
> Eric Dumazet (2):
>   net: memcontrol: defer call to mem_cgroup_sk_alloc()
>   net: defer call to cgroup_sk_alloc()

This was based on net tree, but I used the wrong script, and thus this
has the [PATCH net-next] tag.

Sorry for the confusion, but I guess this also can be applied to
net-next since this is not a recent regression.