netdev - Re: [PATCH v3 01/21] grace: replace BUG_ON by WARN_ONCE in exit

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Date:   Mon, 6 Nov 2017 15:02:00 -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 01/21] grace: replace BUG_ON by WARN_ONCE in exit_net
 hook

I'm assuming you want me to apply this (and the following lockd patch),
but I'm not clear why this is part of a bigger series going to netdev.

--b.

On Mon, Nov 06, 2017 at 04:22:48PM +0300, Vasily Averin wrote:
> Signed-off-by: Vasily Averin <vvs@...tuozzo.com>
> ---
>  fs/nfs_common/grace.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/fs/nfs_common/grace.c b/fs/nfs_common/grace.c
> index 420d3a0..1bd6599 100644
> --- a/fs/nfs_common/grace.c
> +++ b/fs/nfs_common/grace.c
> @@ -104,7 +104,9 @@ grace_exit_net(struct net *net)
>  {
>  	struct list_head *grace_list = net_generic(net, grace_net_id);
>  
> -	BUG_ON(!list_empty(grace_list));
> +	WARN_ONCE(!list_empty(grace_list),
> +		  "net %x %s: grace_list is not empty\n",
> +		  net->ns.inum, __func__);
>  }
>  
>  static struct pernet_operations grace_net_ops = {
> -- 
> 2.7.4
> 
> --
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