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authorAndy Adamson <andros@netapp.com>2009-04-01 09:22:34 -0400
committerBenny Halevy <bhalevy@panasas.com>2009-06-17 12:24:55 -0700
commit0f3e66c6a6cae479028d31198288e524fe5ff90d (patch)
treee221fc927077a22485d5befc0136f1e77ecc55c5 /fs/nfs/nfs4proc.c
parent96b09e024fedf0a6604c8c688a3994d5ed991434 (diff)
nfs41: destroy_session operation
Implement the destroy_session operation conforming to http://tools.ietf.org/html/draft-ietf-nfsv4-minorversion1-26 Signed-off-by: Ricardo Labiaga <ricardo.labiaga@netapp.com> Signed-off-by: Andy Adamson<andros@umich.edu> Signed-off-by: Benny Halevy <bhalevy@panasas.com> [nfs41: remove extraneous rpc_clnt pointer] Signed-off-by: Andy Adamson <andros@netapp.com> Signed-off-by: Benny Halevy <bhalevy@panasas.com> [nfs41; NFS_CS_READY required for DESTROY_SESSION] Signed-off-by: Andy Adamson <andros@netapp.com> Signed-off-by: Benny Halevy <bhalevy@panasas.com> [nfs41: pass *session in seq_args and seq_res] Signed-off-by: Benny Halevy <bhalevy@panasas.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> [nfs41: fix encode_destroy_session's xdr Xcoding pointer type] Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Diffstat (limited to 'fs/nfs/nfs4proc.c')
-rw-r--r--fs/nfs/nfs4proc.c30
1 files changed, 30 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 4d7a8b9e1291..59e8bf5b10bb 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -4532,6 +4532,36 @@ out:
return status;
}
+/*
+ * Issue the over-the-wire RPC DESTROY_SESSION.
+ * The caller must serialize access to this routine.
+ */
+int nfs4_proc_destroy_session(struct nfs4_session *session)
+{
+ int status = 0;
+ struct rpc_message msg;
+
+ dprintk("--> nfs4_proc_destroy_session\n");
+
+ /* session is still being setup */
+ if (session->clp->cl_cons_state != NFS_CS_READY)
+ return status;
+
+ msg.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_DESTROY_SESSION];
+ msg.rpc_argp = session;
+ msg.rpc_resp = NULL;
+ msg.rpc_cred = NULL;
+ status = rpc_call_sync(session->clp->cl_rpcclient, &msg, 0);
+
+ if (status)
+ printk(KERN_WARNING
+ "Got error %d from the server on DESTROY_SESSION. "
+ "Session has been destroyed regardless...\n", status);
+
+ dprintk("<-- nfs4_proc_destroy_session\n");
+ return status;
+}
+
#endif /* CONFIG_NFS_V4_1 */
struct nfs4_state_recovery_ops nfs4_reboot_recovery_ops = {