Re: [PATCH] NFSd: use network-namespace-aware cache registering routines

["J. Bruce Fields" <bfields@fieldses.org>]

On Tue, Dec 06, 2011 at 05:04:31PM +0300, Stanislav Kinsbursky wrote:
> This is a cleanup patch. Some day (hope, soon enough) generic cache_register()
> and cache_unregister() will be removed.

OK, applying for 3.3.--b.

> 
> Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
> 
> ---
>  fs/nfsd/export.c    |   10 +++++-----
>  fs/nfsd/nfs4idmap.c |   11 ++++++-----
>  2 files changed, 11 insertions(+), 10 deletions(-)
> 
> diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
> index 62f3b90..d1feeef 100644
> --- a/fs/nfsd/export.c
> +++ b/fs/nfsd/export.c
> @@ -1226,12 +1226,12 @@ nfsd_export_init(void)
>  	int rv;
>  	dprintk("nfsd: initializing export module.\n");
>  
> -	rv = cache_register(&svc_export_cache);
> +	rv = cache_register_net(&svc_export_cache, &init_net);
>  	if (rv)
>  		return rv;
> -	rv = cache_register(&svc_expkey_cache);
> +	rv = cache_register_net(&svc_expkey_cache, &init_net);
>  	if (rv)
> -		cache_unregister(&svc_export_cache);
> +		cache_unregister_net(&svc_export_cache, &init_net);
>  	return rv;
>  
>  }
> @@ -1255,8 +1255,8 @@ nfsd_export_shutdown(void)
>  
>  	dprintk("nfsd: shutting down export module.\n");
>  
> -	cache_unregister(&svc_expkey_cache);
> -	cache_unregister(&svc_export_cache);
> +	cache_unregister_net(&svc_expkey_cache, &init_net);
> +	cache_unregister_net(&svc_export_cache, &init_net);
>  	svcauth_unix_purge();
>  
>  	dprintk("nfsd: export shutdown complete.\n");
> diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c
> index 55780a2..9409627 100644
> --- a/fs/nfsd/nfs4idmap.c
> +++ b/fs/nfsd/nfs4idmap.c
> @@ -36,6 +36,7 @@
>  #include <linux/seq_file.h>
>  #include <linux/sched.h>
>  #include <linux/slab.h>
> +#include <net/net_namespace.h>
>  #include "idmap.h"
>  #include "nfsd.h"
>  
> @@ -466,20 +467,20 @@ nfsd_idmap_init(void)
>  {
>  	int rv;
>  
> -	rv = cache_register(&idtoname_cache);
> +	rv = cache_register_net(&idtoname_cache, &init_net);
>  	if (rv)
>  		return rv;
> -	rv = cache_register(&nametoid_cache);
> +	rv = cache_register_net(&nametoid_cache, &init_net);
>  	if (rv)
> -		cache_unregister(&idtoname_cache);
> +		cache_unregister_net(&idtoname_cache, &init_net);
>  	return rv;
>  }
>  
>  void
>  nfsd_idmap_shutdown(void)
>  {
> -	cache_unregister(&idtoname_cache);
> -	cache_unregister(&nametoid_cache);
> +	cache_unregister_net(&idtoname_cache, &init_net);
> +	cache_unregister_net(&nametoid_cache, &init_net);
>  }
>  
>  static int
>