From bda197f5d71d56b95a84c0ccbcb8ce2691106cca Mon Sep 17 00:00:00 2001
From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Tue, 5 Jun 2012 10:22:14 -0400
Subject: [PATCH] NFSv4.1: Ensure we clear session state flags after a session
creation
Both nfs4_reset_session and nfs41_init_clientid need to clear all the
session related state flags on success.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---
fs/nfs/nfs4state.c | 22 ++++++++++++----------
1 file changed, 12 insertions(+), 10 deletions(-)
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index c679b9ecef63..f38300e9f171 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -244,6 +244,16 @@ static int nfs4_begin_drain_session(struct nfs_client *clp)
return nfs4_wait_on_slot_tbl(&ses->fc_slot_table);
}
+static void nfs41_finish_session_reset(struct nfs_client *clp)
+{
+ clear_bit(NFS4CLNT_LEASE_CONFIRM, &clp->cl_state);
+ clear_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
+ /* create_session negotiated new slot table */
+ clear_bit(NFS4CLNT_RECALL_SLOT, &clp->cl_state);
+ clear_bit(NFS4CLNT_BIND_CONN_TO_SESSION, &clp->cl_state);
+ nfs41_setup_state_renewal(clp);
+}
+
int nfs41_init_clientid(struct nfs_client *clp, struct rpc_cred *cred)
{
int status;
@@ -259,8 +269,7 @@ int nfs41_init_clientid(struct nfs_client *clp, struct rpc_cred *cred)
status = nfs4_proc_create_session(clp, cred);
if (status != 0)
goto out;
- clear_bit(NFS4CLNT_LEASE_CONFIRM, &clp->cl_state);
- nfs41_setup_state_renewal(clp);
+ nfs41_finish_session_reset(clp);
nfs_mark_client_ready(clp, NFS_CS_READY);
out:
return status;
@@ -1772,16 +1781,9 @@ static int nfs4_reset_session(struct nfs_client *clp)
status = nfs4_handle_reclaim_lease_error(clp, status);
goto out;
}
- clear_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state);
- /* create_session negotiated new slot table */
- clear_bit(NFS4CLNT_RECALL_SLOT, &clp->cl_state);
- clear_bit(NFS4CLNT_BIND_CONN_TO_SESSION, &clp->cl_state);
+ nfs41_finish_session_reset(clp);
dprintk("%s: session reset was successful for server %s!\n",
__func__, clp->cl_hostname);
-
- /* Let the state manager reestablish state */
- if (!test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state))
- nfs41_setup_state_renewal(clp);
out:
if (cred)
put_rpccred(cred);
--
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