netdev - Re: [PATCH v3 02/21] lockd: added cleanup checks in exit

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Date:   Thu, 9 Nov 2017 10:06:24 -0500
From:   "J. Bruce Fields" <bfields@...ldses.org>
To:     Vasily Averin <vvs@...tuozzo.com>
Cc:     netdev@...r.kernel.org, Jeff Layton <jlayton@...chiereds.net>,
        "linux-nfs@...r.kernel.org" <linux-nfs@...r.kernel.org>
Subject: Re: [PATCH v3 02/21] lockd: added cleanup checks in exit_net hook

Applied.--b.

On Mon, Nov 06, 2017 at 04:23:24PM +0300, Vasily Averin wrote:
> Signed-off-by: Vasily Averin <vvs@...tuozzo.com>
> ---
>  fs/lockd/svc.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)
> 
> diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
> index 809cbcc..2a48558 100644
> --- a/fs/lockd/svc.c
> +++ b/fs/lockd/svc.c
> @@ -690,6 +690,17 @@ static int lockd_init_net(struct net *net)
>  
>  static void lockd_exit_net(struct net *net)
>  {
> +	struct lockd_net *ln = net_generic(net, lockd_net_id);
> +
> +	WARN_ONCE(!list_empty(&ln->lockd_manager.list),
> +		  "net %x %s: lockd_manager.list is not empty\n",
> +		  net->ns.inum, __func__);
> +	WARN_ONCE(!list_empty(&ln->nsm_handles),
> +		  "net %x %s: nsm_handles list is not empty\n",
> +		  net->ns.inum, __func__);
> +	WARN_ONCE(delayed_work_pending(&ln->grace_period_end),
> +		  "net %x %s: grace_period_end was not cancelled\n",
> +		  net->ns.inum, __func__);
>  }
>  
>  static struct pernet_operations lockd_net_ops = {
> -- 
> 2.7.4