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Commit 84f5f7cc authored by J. Bruce Fields's avatar J. Bruce Fields
Browse files

nfsd4: make sure sequence flags are set after destroy_session 



If this loses any backchannel, make sure we have a chance to notice that
and set the sequence flags.

Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent eea49806

fs/nfsd/nfs4callback.c

+6 −0
Original line number Diff line number Diff line
@@ -589,6 +589,12 @@ void nfsd4_probe_callback(struct nfs4_client *clp) 
	do_probe_callback(clp);

}



void nfsd4_probe_callback_sync(struct nfs4_client *clp)

{

	nfsd4_probe_callback(clp);

	flush_workqueue(callback_wq);

}



void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn *conn)

{

	clp->cl_cb_state = NFSD4_CB_UNKNOWN;

fs/nfsd/nfs4state.c

+1 −2
Original line number Diff line number Diff line
@@ -1686,8 +1686,7 @@ nfsd4_destroy_session(struct svc_rqst *r, 
	spin_unlock(&client_lock);



	nfs4_lock_state();

	/* wait for callbacks */

	nfsd4_shutdown_callback(ses->se_client);

	nfsd4_probe_callback_sync(ses->se_client);

	nfs4_unlock_state();



	nfsd4_del_conns(ses);

fs/nfsd/state.h

+1 −0
Original line number Diff line number Diff line
@@ -464,6 +464,7 @@ extern __be32 nfs4_check_open_reclaim(clientid_t *clid); 
extern void nfs4_free_stateowner(struct kref *kref);

extern int set_callback_cred(void);

extern void nfsd4_probe_callback(struct nfs4_client *clp);

extern void nfsd4_probe_callback_sync(struct nfs4_client *clp);

extern void nfsd4_change_callback(struct nfs4_client *clp, struct nfs4_cb_conn *);

extern void nfsd4_do_callback_rpc(struct work_struct *);

extern void nfsd4_cb_recall(struct nfs4_delegation *dp);