Date:	Wed, 20 Feb 2008 18:37:58 -0500
From:	"J. Bruce Fields" <bfields@...ldses.org>
To:	Harvey Harrison <harvey.harrison@...il.com>
Cc:	Neil Brown <neilb@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] nfsd: fix sparse warnings

On Wed, Feb 20, 2008 at 12:49:00PM -0800, Harvey Harrison wrote:
> Add extern to nfsd/nfsd.h
> fs/nfsd/nfssvc.c:146:5: warning: symbol 'nfsd_nrthreads' was not declared. Should it be static?
> fs/nfsd/nfssvc.c:261:5: warning: symbol 'nfsd_nrpools' was not declared. Should it be static?
> fs/nfsd/nfssvc.c:269:5: warning: symbol 'nfsd_get_nrthreads' was not declared. Should it be static?
> fs/nfsd/nfssvc.c:281:5: warning: symbol 'nfsd_set_nrthreads' was not declared. Should it be static?
> fs/nfsd/export.c:1534:23: warning: symbol 'nfs_exports_op' was not declared. Should it be static?
> 
> Add include of auth.h
> fs/nfsd/auth.c:27:5: warning: symbol 'nfsd_setuser' was not declared. Should it be static?
> 
> Make static, move forward declaration closer to where it's needed.
> fs/nfsd/nfs4state.c:1877:1: warning: symbol 'laundromat_main' was not declared. Should it be static?
> 
> Make static, forward declaration was already marked static.
> fs/nfsd/nfs4idmap.c:206:1: warning: symbol 'idtoname_parse' was not declared. Should it be static?
> fs/nfsd/vfs.c:1156:1: warning: symbol 'nfsd_create_setattr' was not declared. Should it be static?

Applied, thanks.

--b.

> 
> Signed-off-by: Harvey Harrison <harvey.harrison@...il.com>
> ---
>  fs/nfsd/auth.c            |    1 +
>  fs/nfsd/nfs4idmap.c       |    2 +-
>  fs/nfsd/nfs4state.c       |   10 +++++-----
>  fs/nfsd/nfsctl.c          |    7 -------
>  fs/nfsd/vfs.c             |    2 +-
>  include/linux/nfsd/nfsd.h |    8 ++++++++
>  6 files changed, 16 insertions(+), 14 deletions(-)
> 
> diff --git a/fs/nfsd/auth.c b/fs/nfsd/auth.c
> index d13403e..294992e 100644
> --- a/fs/nfsd/auth.c
> +++ b/fs/nfsd/auth.c
> @@ -10,6 +10,7 @@
>  #include <linux/sunrpc/svcauth.h>
>  #include <linux/nfsd/nfsd.h>
>  #include <linux/nfsd/export.h>
> +#include "auth.h"
>  
>  int nfsexp_flags(struct svc_rqst *rqstp, struct svc_export *exp)
>  {
> diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c
> index 996bd88..5b39842 100644
> --- a/fs/nfsd/nfs4idmap.c
> +++ b/fs/nfsd/nfs4idmap.c
> @@ -202,7 +202,7 @@ static struct cache_detail idtoname_cache = {
>  	.alloc		= ent_alloc,
>  };
>  
> -int
> +static int
>  idtoname_parse(struct cache_detail *cd, char *buf, int buflen)
>  {
>  	struct ent ent, *res;
> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
> index bcb97d8..c7c92ae 100644
> --- a/fs/nfsd/nfs4state.c
> +++ b/fs/nfsd/nfs4state.c
> @@ -1762,10 +1762,6 @@ out:
>  	return status;
>  }
>  
> -static struct workqueue_struct *laundry_wq;
> -static void laundromat_main(struct work_struct *);
> -static DECLARE_DELAYED_WORK(laundromat_work, laundromat_main);
> -
>  __be32
>  nfsd4_renew(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
>  	    clientid_t *clid)
> @@ -1873,7 +1869,11 @@ nfs4_laundromat(void)
>  	return clientid_val;
>  }
>  
> -void
> +static struct workqueue_struct *laundry_wq;
> +static void laundromat_main(struct work_struct *);
> +static DECLARE_DELAYED_WORK(laundromat_work, laundromat_main);
> +
> +static void
>  laundromat_main(struct work_struct *not_used)
>  {
>  	time_t t;
> diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
> index 8516137..73d3f28 100644
> --- a/fs/nfsd/nfsctl.c
> +++ b/fs/nfsd/nfsctl.c
> @@ -149,7 +149,6 @@ static const struct file_operations transaction_ops = {
>  	.release	= simple_transaction_release,
>  };
>  
> -extern struct seq_operations nfs_exports_op;
>  static int exports_open(struct inode *inode, struct file *file)
>  {
>  	return seq_open(file, &nfs_exports_op);
> @@ -347,8 +346,6 @@ static ssize_t write_filehandle(struct file *file, char *buf, size_t size)
>  	return mesg - buf;	
>  }
>  
> -extern int nfsd_nrthreads(void);
> -
>  static ssize_t write_threads(struct file *file, char *buf, size_t size)
>  {
>  	/* if size > 0, look for a number of threads and call nfsd_svc
> @@ -371,10 +368,6 @@ static ssize_t write_threads(struct file *file, char *buf, size_t size)
>  	return strlen(buf);
>  }
>  
> -extern int nfsd_nrpools(void);
> -extern int nfsd_get_nrthreads(int n, int *);
> -extern int nfsd_set_nrthreads(int n, int *);
> -
>  static ssize_t write_pool_threads(struct file *file, char *buf, size_t size)
>  {
>  	/* if size > 0, look for an array of number of threads per node
> diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
> index 46f59d5..0265310 100644
> --- a/fs/nfsd/vfs.c
> +++ b/fs/nfsd/vfs.c
> @@ -1152,7 +1152,7 @@ nfsd_commit(struct svc_rqst *rqstp, struct svc_fh *fhp,
>  }
>  #endif /* CONFIG_NFSD_V3 */
>  
> -__be32
> +static __be32
>  nfsd_create_setattr(struct svc_rqst *rqstp, struct svc_fh *resfhp,
>  			struct iattr *iap)
>  {
> diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
> index 8caf4c4..f4de14d 100644
> --- a/include/linux/nfsd/nfsd.h
> +++ b/include/linux/nfsd/nfsd.h
> @@ -56,12 +56,20 @@ extern struct svc_program	nfsd_program;
>  extern struct svc_version	nfsd_version2, nfsd_version3,
>  				nfsd_version4;
>  extern struct svc_serv		*nfsd_serv;
> +
> +extern struct seq_operations nfs_exports_op;
> +
>  /*
>   * Function prototypes.
>   */
>  int		nfsd_svc(unsigned short port, int nrservs);
>  int		nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp);
>  
> +int		nfsd_nrthreads(void);
> +int		nfsd_nrpools(void);
> +int		nfsd_get_nrthreads(int n, int *);
> +int		nfsd_set_nrthreads(int n, int *);
> +
>  /* nfsd/vfs.c */
>  int		fh_lock_parent(struct svc_fh *, struct dentry *);
>  int		nfsd_racache_init(int);
> -- 
> 1.5.4.2.200.g99e75
> 
> 
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