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Commit be1fdf6c authored by Benny Halevy's avatar Benny Halevy Committed by J. Bruce Fields
Browse files

nfsd4: fold release_session into expire_client 



and grab the client lock once for all the client's sessions.

Signed-off-by: default avatarBenny Halevy <bhalevy@panasas.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@citi.umich.edu>
parent 9089f1b4

fs/nfsd/nfs4state.c

+4 −10
Original line number Diff line number Diff line
@@ -613,15 +613,6 @@ unhash_session(struct nfsd4_session *ses) 
	list_del(&ses->se_perclnt);

}



static void

release_session(struct nfsd4_session *ses)

{

	spin_lock(&client_lock);

	unhash_session(ses);

	spin_unlock(&client_lock);

	nfsd4_put_session(ses);

}



void

free_session(struct kref *kref)

{
@@ -722,12 +713,15 @@ expire_client(struct nfs4_client *clp) 
		sop = list_entry(clp->cl_openowners.next, struct nfs4_stateowner, so_perclient);

		release_openowner(sop);

	}

	spin_lock(&client_lock);

	while (!list_empty(&clp->cl_sessions)) {

		struct nfsd4_session  *ses;

		ses = list_entry(clp->cl_sessions.next, struct nfsd4_session,

				 se_perclnt);

		release_session(ses);

		unhash_session(ses);

		nfsd4_put_session(ses);

	}

	spin_unlock(&client_lock);

	nfsd4_set_callback_client(clp, NULL);

	if (clp->cl_cb_conn.cb_xprt)

		svc_xprt_put(clp->cl_cb_conn.cb_xprt);