linux-kernel - Re: [PATCH] NFSD: remove redundant assignment operation

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Message-ID: <ZryymhU+tW9lza3c@tissot.1015granger.net>
Date: Wed, 14 Aug 2024 09:35:22 -0400
From: Chuck Lever <chuck.lever@...cle.com>
To: Li Lingfeng <lilingfeng@...weicloud.com>
Cc: jlayton@...nel.org, neilb@...e.de, kolga@...app.com, Dai.Ngo@...cle.com,
        tom@...pey.com, linux-nfs@...r.kernel.org,
        linux-kernel@...r.kernel.org, yukuai1@...weicloud.com,
        houtao1@...wei.com, yi.zhang@...wei.com, yangerkun@...wei.com,
        lilingfeng3@...wei.com
Subject: Re: [PATCH] NFSD: remove redundant assignment operation

On Wed, Aug 14, 2024 at 07:29:07PM +0800, Li Lingfeng wrote:
> From: Li Lingfeng <lilingfeng3@...wei.com>
> 
> Commit 5826e09bf3dd ("NFSD: OP_CB_RECALL_ANY should recall both read and
> write delegations") added a new assignment statement to add
> RCA4_TYPE_MASK_WDATA_DLG to ra_bmval bitmask of OP_CB_RECALL_ANY. So the
> old one should be removed.
> 
> Fixes: 5826e09bf3dd ("NFSD: OP_CB_RECALL_ANY should recall both read and write delegations")
> Signed-off-by: Li Lingfeng <lilingfeng3@...wei.com>
> ---
>  fs/nfsd/nfs4state.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index a20c2c9d7d45..693f7813a49c 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -6644,7 +6644,6 @@ deleg_reaper(struct nfsd_net *nn)
>  					cl_ra_cblist);
>  		list_del_init(&clp->cl_ra_cblist);
>  		clp->cl_ra->ra_keep = 0;
> -		clp->cl_ra->ra_bmval[0] = BIT(RCA4_TYPE_MASK_RDATA_DLG);
>  		clp->cl_ra->ra_bmval[0] = BIT(RCA4_TYPE_MASK_RDATA_DLG) |
>  						BIT(RCA4_TYPE_MASK_WDATA_DLG);
>  		trace_nfsd_cb_recall_any(clp->cl_ra);
> -- 
> 2.31.1
> 

Applied and pushed to nfsd-next for v6.12.

But I removed the Fixes: tag:
 - This is a clean-up only, so no need to trigger a stable backport
 - The culprit commit is mentioned in the description already

-- 
Chuck Lever