linux-kernel - Re: [PATCH v2] nfsd: kill unused macro definition

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Date:	Tue, 18 Jan 2011 16:58:11 -0500
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Shan Wei <shanwei@...fujitsu.com>
Cc:	neilb@...e.de, linux-nfs@...r.kernel.org,
	Kernel-Maillist <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] nfsd: kill unused macro definition

On Fri, Jan 14, 2011 at 05:35:59PM +0800, Shan Wei wrote:
> These macros had never been used for several years.
> So, remove them.

Thanks, applying.--b.

> 
> Signed-off-by: Shan Wei <shanwei@...fujitsu.com>
> ---
> V2: add two other unused macros, EXPORT_HASHMASK and FILE_HASH_MASK.
>  
> ---
>  fs/nfsd/export.c    |    1 -
>  fs/nfsd/nfs4idmap.c |    1 -
>  fs/nfsd/nfs4state.c |    2 +-
>  3 files changed, 1 insertions(+), 3 deletions(-)
> 
> diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
> index c0fcb7a..98a964a 100644
> --- a/fs/nfsd/export.c
> +++ b/fs/nfsd/export.c
> @@ -300,7 +300,6 @@ svc_expkey_update(struct svc_expkey *new, struct svc_expkey *old)
>  
>  #define	EXPORT_HASHBITS		8
>  #define	EXPORT_HASHMAX		(1<< EXPORT_HASHBITS)
> -#define	EXPORT_HASHMASK		(EXPORT_HASHMAX -1)
>  
>  static struct cache_head *export_table[EXPORT_HASHMAX];
>  
> diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c
> index f0695e8..ce0f6b9 100644
> --- a/fs/nfsd/nfs4idmap.c
> +++ b/fs/nfsd/nfs4idmap.c
> @@ -62,7 +62,6 @@ struct ent {
>  
>  #define ENT_HASHBITS          8
>  #define ENT_HASHMAX           (1 << ENT_HASHBITS)
> -#define ENT_HASHMASK          (ENT_HASHMAX - 1)
>  
>  static void
>  ent_init(struct cache_head *cnew, struct cache_head *citm)
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index fbd18c3..547fbc6 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -148,7 +148,7 @@ static struct list_head	ownerstr_hashtbl[OWNER_HASH_SIZE];
>  /* hash table for nfs4_file */
>  #define FILE_HASH_BITS                   8
>  #define FILE_HASH_SIZE                  (1 << FILE_HASH_BITS)
> -#define FILE_HASH_MASK                  (FILE_HASH_SIZE - 1)
> +
>  /* hash table for (open)nfs4_stateid */
>  #define STATEID_HASH_BITS              10
>  #define STATEID_HASH_SIZE              (1 << STATEID_HASH_BITS)
> -- 
> 1.6.3.3
--
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