NFSv4.1: Don't check delegations that are already marked as revoked
If the delegation has been marked as revoked, we don't have to test it, because we should already have called FREE_STATEID on it. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Tested-by: Olek Drokin <green@linuxhacker.ru> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
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@ -2423,6 +2423,11 @@ static void nfs41_check_delegation_stateid(struct nfs4_state *state)
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rcu_read_unlock();
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return;
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}
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if (test_bit(NFS_DELEGATION_REVOKED, &delegation->flags)) {
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rcu_read_unlock();
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nfs_finish_clear_delegation_stateid(state);
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return;
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}
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nfs4_stateid_copy(&stateid, &delegation->stateid);
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cred = get_rpccred(delegation->cred);
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