Re: [PATCH v2 3/3] nfsd: keep a tally of RECLAIM_COMPLETE operations when using nfsdcld

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On Tue, Dec 18, 2018 at 09:29:26AM -0500, Scott Mayhew wrote:
> +skip_grace:
> +	printk(KERN_INFO "NFSD: no clients to reclaim, skipping NFSv4 grace period (net %x)\n",
> +			net->ns.inum);
> +	queue_delayed_work(laundry_wq, &nn->laundromat_work, nn->nfsd4_lease * HZ);
> +	/*
> +	 * we could call nfsd4_end_grace() here, but it has a dprintk()
> +	 * that would be confusing if debug logging is enabled
> +	 */

In that case, I'd rather pull the dprintk out of nfsd4_end_grace into
its only other caller (nfs4_laundromat), instead of duplicating this
stuff.

> +	nn->grace_ended = true;
> +	nfsd4_record_grace_done(nn);
> +	locks_end_grace(&nn->nfsd4_manager);

(Yes, it's only three lines, but it's a little subtle, I'd rather have
it all in one place.)

--b.

> +	return 0;
>  }
>  
>  /* initialization to perform when the nfsd service is started: */
> diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
> index 6384c9b94898..950ac6683be9 100644
> --- a/fs/nfsd/nfsctl.c
> +++ b/fs/nfsd/nfsctl.c
> @@ -1240,6 +1240,7 @@ static __net_init int nfsd_init_net(struct net *net)
>  	nn->nfsd4_lease = 45;	/* default lease time */
>  	nn->nfsd4_grace = 45;
>  	nn->somebody_reclaimed = false;
> +	nn->track_reclaim_completes = false;
>  	nn->clverifier_counter = prandom_u32();
>  	nn->clientid_counter = prandom_u32();
>  	nn->s2s_cp_cl_id = nn->clientid_counter++;
> -- 
> 2.17.1



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