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nfs41: add support for callback with RPC version number 4 

The NFSv4.1 spec-29 (18.36.3) says that the server MUST use an ONC RPC
(program) version number equal to 4 in callbacks sent to the client.
For now we allow both versions 1 and 4.

Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Alexandros Batsakis 2009-12-05 13:19:01 -05:00 committed by Trond Myklebust
parent 0b9e2d41f1
commit 07bccc2dd4
4 changed files with 10 additions and 0 deletions
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1
fs/nfs/callback.c
View File

@ -385,6 +385,7 @@ static int nfs_callback_authenticate(struct svc_rqst *rqstp)
*/
static struct svc_version *nfs4_callback_version[] = {
[1] = &nfs4_callback_version1,
[4] = &nfs4_callback_version4,
};
static struct svc_stat nfs4_callback_stats;

7
fs/nfs/callback_xdr.c
View File

@ -718,3 +718,10 @@ struct svc_version nfs4_callback_version1 = {
.vs_dispatch = NULL,
};
struct svc_version nfs4_callback_version4 = {
.vs_vers = 4,
.vs_nproc = ARRAY_SIZE(nfs4_callback_procedures1),
.vs_proc = nfs4_callback_procedures1,
.vs_xdrsize = NFS4_CALLBACK_XDRSIZE,
.vs_dispatch = NULL,
};

1
fs/nfs/internal.h
View File

@ -156,6 +156,7 @@ struct vfsmount *nfs_do_refmount(const struct vfsmount *mnt_parent, struct dentr
/* callback_xdr.c */
extern struct svc_version nfs4_callback_version1;
extern struct svc_version nfs4_callback_version4;
/* pagelist.c */
extern int __init nfs_init_nfspagecache(void);

1
fs/nfs/nfs4_fs.h
View File

@ -290,6 +290,7 @@ struct nfs4_mount_data;
/* callback_xdr.c */
extern struct svc_version nfs4_callback_version1;
extern struct svc_version nfs4_callback_version4;
#else