Re: [PATCH -next] nfsd: Drop LIST_HEAD where the variable it declares is never used.

From: Chuck Lever
Date: Fri Nov 01 2019 - 09:38:57 EST


Hi Mao-

> On Nov 1, 2019, at 7:40 AM, Mao Wenan <maowenan@xxxxxxxxxx> wrote:
>
> The declarations were introduced with the file, but the declared
> variables were not used.
>
> Fixes: 65294c1f2c5e ("nfsd: add a new struct file caching facility to nfsd")

I'm not sure a Fixes: tag is necessary here? 65294c1f2c5e
works fine without this change, and it's not something we
would need to backport into stable kernels.

This is more of a clean up patch.


> Signed-off-by: Mao Wenan <maowenan@xxxxxxxxxx>
> ---
> fs/nfsd/filecache.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/fs/nfsd/filecache.c b/fs/nfsd/filecache.c
> index ef55e9b..32a9bf2 100644
> --- a/fs/nfsd/filecache.c
> +++ b/fs/nfsd/filecache.c
> @@ -685,8 +685,6 @@ nfsd_file_cache_purge(struct net *net)
> void
> nfsd_file_cache_shutdown(void)
> {
> - LIST_HEAD(dispose);
> -
> set_bit(NFSD_FILE_SHUTDOWN, &nfsd_file_lru_flags);
>
> lease_unregister_notifier(&nfsd_file_lease_notifier);
> --
> 2.7.4
>

--
Chuck Lever