diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 565fa2ff5ba5..9de535a2a4bb 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -2055,10 +2055,14 @@ void nfsd4_revoke_export_states(struct nfsd_net *nn, const struct path *path) struct nfs4_client *clp; retry: list_for_each_entry(clp, head, cl_idhash) { - struct nfs4_stid *stid = find_one_export_stid( - clp, path, - sc_types); + struct nfs4_stid *stid; + + /* Skip or pin clp as in nfsd4_revoke_states(). */ + if (is_client_expired(clp)) + continue; + stid = find_one_export_stid(clp, path, sc_types); if (stid) { + atomic_inc(&clp->cl_rpc_users); spin_unlock(&nn->client_lock); revoke_one_stid(nn, clp, stid); nfs4_put_stid(stid); @@ -2066,6 +2070,9 @@ void nfsd4_revoke_export_states(struct nfsd_net *nn, const struct path *path) if (clp->cl_minorversion == 0) nn->nfs40_last_revoke = ktime_get_boottime_seconds(); + if (atomic_dec_and_test(&clp->cl_rpc_users) && + is_client_expired(clp)) + wake_up_all(&expiry_wq); goto retry; } }