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Commit 63d63cbf authored by Trond Myklebust's avatar Trond Myklebust Committed by Anna Schumaker
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NFSv4.1: Don't recheck delegations that have already been checked



Ensure we don't spam the server with test_stateid() calls for
delegations that have already been checked.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
Tested-by: default avatarOleg Drokin <green@linuxhacker.ru>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
parent bb3d1a3b
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+5 −0
Original line number Diff line number Diff line
@@ -2459,6 +2459,11 @@ static void nfs41_check_delegation_stateid(struct nfs4_state *state)
		return;
	}

	if (!test_and_clear_bit(NFS_DELEGATION_TEST_EXPIRED, &delegation->flags)) {
		rcu_read_unlock();
		return;
	}

	cred = get_rpccred(delegation->cred);
	rcu_read_unlock();
	status = nfs41_test_and_free_expired_stateid(server, &stateid, cred);