linux-kernel - Re: [PATCH 17/20] staging: lustre: ldlm: mark expected switch fall-through

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Message-ID: <0BB0D9A1-2A0E-415F-B772-72C9C069FD18@intel.com>
Date:   Tue, 17 Oct 2017 23:01:52 +0000
From:   "Dilger, Andreas" <andreas.dilger@...el.com>
To:     "Gustavo A. R. Silva" <garsilva@...eddedor.com>
CC:     "Drokin, Oleg" <oleg.drokin@...el.com>,
        James Simmons <jsimmons@...radead.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "lustre-devel@...ts.lustre.org" <lustre-devel@...ts.lustre.org>,
        "devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 17/20] staging: lustre: ldlm: mark expected switch
 fall-through

On Oct 12, 2017, at 10:17, Gustavo A. R. Silva <garsilva@...eddedor.com> wrote:
> 
> In preparation to enabling -Wimplicit-fallthrough, mark switch cases
> where we are expecting to fall through.
> 
> Signed-off-by: Gustavo A. R. Silva <garsilva@...eddedor.com>

Reviewed-by: Andreas Dilger <andreas.dilger@...el.com>

> ---
> drivers/staging/lustre/lustre/ldlm/ldlm_request.c | 1 +
> 1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
> index f3bf238..6943987 100644
> --- a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
> +++ b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
> @@ -1175,6 +1175,7 @@ ldlm_cancel_no_wait_policy(struct ldlm_namespace *ns, struct ldlm_lock *lock,
> 	case LDLM_IBITS:
> 		if (ns->ns_cancel && ns->ns_cancel(lock) != 0)
> 			break;
> +		/* fall through */
> 	default:
> 		result = LDLM_POLICY_SKIP_LOCK;
> 		lock_res_and_lock(lock);
> -- 
> 2.7.4
> 

Cheers, Andreas
--
Andreas Dilger
Lustre Principal Architect
Intel Corporation