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Commit bda197f5 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

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: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 08106ac7

fs/nfs/nfs4state.c

+12 −10
Original line number Diff line number Diff line
@@ -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);